Seaside Heights weather by month

Check out Seaside Heights weather averages by month. Compare detailed monthly climate statistics including temperature, rainfall and sunshine figures.

Temperature in Seaside Heights (°C)

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Max temperature (daytime)
4°C maximum daytime temperature in January in Seaside Heights4
6°C maximum daytime temperature in February in Seaside Heights6
10°C maximum daytime temperature in March in Seaside Heights10
16°C maximum daytime temperature in April in Seaside Heights16
21°C maximum daytime temperature in May in Seaside Heights21
26°C maximum daytime temperature in June in Seaside Heights26
29°C maximum daytime temperature in July in Seaside Heights29
28°C maximum daytime temperature in August in Seaside Heights28
25°C maximum daytime temperature in September in Seaside Heights25
19°C maximum daytime temperature in October in Seaside Heights19
13°C maximum daytime temperature in November in Seaside Heights13
7°C maximum daytime temperature in December in Seaside Heights7
Min temperature (night-time)
-5°C minimum night-time temperature in January in Seaside Heights-5
-4°C minimum night-time temperature in February in Seaside Heights-4
0°C minimum night-time temperature in March in Seaside Heights0
5°C minimum night-time temperature in April in Seaside Heights5
10°C minimum night-time temperature in May in Seaside Heights10
16°C minimum night-time temperature in June in Seaside Heights16
19°C minimum night-time temperature in July in Seaside Heights19
18°C minimum night-time temperature in August in Seaside Heights18
15°C minimum night-time temperature in September in Seaside Heights15
8°C minimum night-time temperature in October in Seaside Heights8
4°C minimum night-time temperature in November in Seaside Heights4
-2°C minimum night-time temperature in December in Seaside Heights-2
Heat & Humidity
No heat & humidity in January in Seaside Heights0
No heat & humidity in February in Seaside Heights0
No heat & humidity in March in Seaside Heights0
No heat & humidity in April in Seaside Heights0
No heat & humidity in May in Seaside Heights0
Low heat & humidity in June in Seaside HeightsL
Moderate heat & humidity in July in Seaside HeightsM
Moderate heat & humidity in August in Seaside HeightsM
No heat & humidity in September in Seaside Heights0
No heat & humidity in October in Seaside Heights0
No heat & humidity in November in Seaside Heights0
No heat & humidity in December in Seaside Heights0
Sea temperature
5°C sea temperature in January in Seaside Heights5
4°C sea temperature in February in Seaside Heights4
4°C sea temperature in March in Seaside Heights4
7°C sea temperature in April in Seaside Heights7
12°C sea temperature in May in Seaside Heights12
18°C sea temperature in June in Seaside Heights18
22°C sea temperature in July in Seaside Heights22
23°C sea temperature in August in Seaside Heights23
21°C sea temperature in September in Seaside Heights21
17°C sea temperature in October in Seaside Heights17
13°C sea temperature in November in Seaside Heights13
8°C sea temperature in December in Seaside Heights8

Note: 0 = None, L = Low, M = Moderate, H = High, VH = Very high, E = Extreme

Sunshine & UV index in Seaside Heights

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Daily hours of sunshine
Daily hours of daylight
10 hours of daylight per day in January in Seaside Heights10
11 hours of daylight per day in February in Seaside Heights11
12 hours of daylight per day in March in Seaside Heights12
13 hours of daylight per day in April in Seaside Heights13
14 hours of daylight per day in May in Seaside Heights14
15 hours of daylight per day in June in Seaside Heights15
15 hours of daylight per day in July in Seaside Heights15
14 hours of daylight per day in August in Seaside Heights14
12 hours of daylight per day in September in Seaside Heights12
11 hours of daylight per day in October in Seaside Heights11
10 hours of daylight per day in November in Seaside Heights10
9 hours of daylight per day in December in Seaside Heights9
UV Index (Maximum)
UV (maximum) index 2 (Low) in January in Seaside Heights2
UV (maximum) index 3 (Moderate) in February in Seaside Heights3
UV (maximum) index 4 (Moderate) in March in Seaside Heights4
UV (maximum) index 6 (High) in April in Seaside Heights6
UV (maximum) index 8 (Very High) in May in Seaside Heights8
UV (maximum) index 9 (Very High) in June in Seaside Heights9
UV (maximum) index 9 (Very High) in July in Seaside Heights9
UV (maximum) index 8 (Very High) in August in Seaside Heights8
UV (maximum) index 6 (High) in September in Seaside Heights6
UV (maximum) index 4 (Moderate) in October in Seaside Heights4
UV (maximum) index 2 (Low) in November in Seaside Heights2
UV (maximum) index 2 (Low) in December in Seaside Heights2

Rainfall in Seaside Heights

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Number of days with some rain
10 days with some rainfall in January in Seaside Heights10
10 days with some rainfall in February in Seaside Heights10
11 days with some rainfall in March in Seaside Heights11
10 days with some rainfall in April in Seaside Heights10
11 days with some rainfall in May in Seaside Heights11
9 days with some rainfall in June in Seaside Heights9
9 days with some rainfall in July in Seaside Heights9
9 days with some rainfall in August in Seaside Heights9
8 days with some rainfall in September in Seaside Heights8
7 days with some rainfall in October in Seaside Heights7
10 days with some rainfall in November in Seaside Heights10
11 days with some rainfall in December in Seaside Heights11
Average monthly rainfall (mm)
90 mm monthly rainfall in January in Seaside Heights90
86 mm monthly rainfall in February in Seaside Heights86
107 mm monthly rainfall in March in Seaside Heights107
99 mm monthly rainfall in April in Seaside Heights99
93 mm monthly rainfall in May in Seaside Heights93
83 mm monthly rainfall in June in Seaside Heights83
103 mm monthly rainfall in July in Seaside Heights103
113 mm monthly rainfall in August in Seaside Heights113
87 mm monthly rainfall in September in Seaside Heights87
83 mm monthly rainfall in October in Seaside Heights83
101 mm monthly rainfall in November in Seaside Heights101
100 mm monthly rainfall in December in Seaside Heights100

More about Seaside Heights

Seaside Heights by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for New Jersey

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Expires at 23:59 on Thursday 31st Dec 2026

The climate guide for New Jersey (Seaside Heights) shows long term monthly weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

What's the climate like in Seaside Heights?

Seaside Heights has a cold climate with hot summers and some rainfall in all months.

Seaside Heights weather in January

Expect daytime maximum temperatures of 4°C in Seaside Heights, New Jersey in January based on long-term weather averages. There are 5 hours of sunshine per day on average with 10 days with some rainfall and typically 90 mm of rainfall in the month, which might fall as snow.

  • 4°C maximum daytime temperature in January in Seaside Heights4
    4°C max day temperature
  • 5 hours of sunshine per day
  • 10 days with some rainfall in January in Seaside Heights10
    10 days with some rainfall
  • -5°C minimum night-time temperature in January in Seaside Heights-5
    -5°C min night temperature
  • 10 hours of daylight per day in January in Seaside Heights10
    10 hours of daylight per day
  • No heat & humidity in January in Seaside Heights0
    No heat & humidity
  • 90 mm monthly rainfall in January in Seaside Heights90
    90 mm of monthly rainfall
  • UV (maximum) index 2 (Low) in January in Seaside Heights2
    2 (Low) UV index
  • 5°C sea temperature in January in Seaside Heights5
    5°C sea temperature

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Seaside Heights weather in February

Expect daytime maximum temperatures of 6°C in Seaside Heights, New Jersey in February based on long-term weather averages. There are 6 hours of sunshine per day on average with 10 days with some rainfall and typically 86 mm of rainfall in the month, which might fall as snow.

  • 6°C maximum daytime temperature in February in Seaside Heights6
    6°C max day temperature
  • 6 hours of sunshine per day
  • 10 days with some rainfall in February in Seaside Heights10
    10 days with some rainfall
  • -4°C minimum night-time temperature in February in Seaside Heights-4
    -4°C min night temperature
  • 11 hours of daylight per day in February in Seaside Heights11
    11 hours of daylight per day
  • No heat & humidity in February in Seaside Heights0
    No heat & humidity
  • 86 mm monthly rainfall in February in Seaside Heights86
    86 mm of monthly rainfall
  • UV (maximum) index 3 (Moderate) in February in Seaside Heights3
    3 (Moderate) UV index
  • 4°C sea temperature in February in Seaside Heights4
    4°C sea temperature

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Seaside Heights weather in March

Expect daytime maximum temperatures of 10°C in Seaside Heights, New Jersey in March based on long-term weather averages. There are 7 hours of sunshine per day on average with 11 days with some rainfall and typically 107 mm of rainfall in the month.

  • 10°C maximum daytime temperature in March in Seaside Heights10
    10°C max day temperature
  • 7 hours of sunshine per day
  • 11 days with some rainfall in March in Seaside Heights11
    11 days with some rainfall
  • 0°C minimum night-time temperature in March in Seaside Heights0
    0°C min night temperature
  • 12 hours of daylight per day in March in Seaside Heights12
    12 hours of daylight per day
  • No heat & humidity in March in Seaside Heights0
    No heat & humidity
  • 107 mm monthly rainfall in March in Seaside Heights107
    107 mm of monthly rainfall
  • UV (maximum) index 4 (Moderate) in March in Seaside Heights4
    4 (Moderate) UV index
  • 4°C sea temperature in March in Seaside Heights4
    4°C sea temperature

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Seaside Heights weather in April

Expect daytime maximum temperatures of 16°C in Seaside Heights, New Jersey in April based on long-term weather averages. There are 8 hours of sunshine per day on average with 10 days with some rainfall and typically 99 mm of rainfall in the month.

  • 16°C maximum daytime temperature in April in Seaside Heights16
    16°C max day temperature
  • 8 hours of sunshine per day
  • 10 days with some rainfall in April in Seaside Heights10
    10 days with some rainfall
  • 5°C minimum night-time temperature in April in Seaside Heights5
    5°C min night temperature
  • 13 hours of daylight per day in April in Seaside Heights13
    13 hours of daylight per day
  • No heat & humidity in April in Seaside Heights0
    No heat & humidity
  • 99 mm monthly rainfall in April in Seaside Heights99
    99 mm of monthly rainfall
  • UV (maximum) index 6 (High) in April in Seaside Heights6
    6 (High) UV index
  • 7°C sea temperature in April in Seaside Heights7
    7°C sea temperature

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Seaside Heights weather in May

Expect daytime maximum temperatures of 21°C in Seaside Heights, New Jersey in May based on long-term weather averages. There are 8 hours of sunshine per day on average with 11 days with some rainfall and typically 93 mm of rainfall in the month.

  • 21°C maximum daytime temperature in May in Seaside Heights21
    21°C max day temperature
  • 8 hours of sunshine per day
  • 11 days with some rainfall in May in Seaside Heights11
    11 days with some rainfall
  • 10°C minimum night-time temperature in May in Seaside Heights10
    10°C min night temperature
  • 14 hours of daylight per day in May in Seaside Heights14
    14 hours of daylight per day
  • No heat & humidity in May in Seaside Heights0
    No heat & humidity
  • 93 mm monthly rainfall in May in Seaside Heights93
    93 mm of monthly rainfall
  • UV (maximum) index 8 (Very High) in May in Seaside Heights8
    8 (Very High) UV index
  • 12°C sea temperature in May in Seaside Heights12
    12°C sea temperature

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Seaside Heights weather in June

Expect daytime maximum temperatures of 26°C in Seaside Heights, New Jersey in June based on long-term weather averages. There are 9 hours of sunshine per day on average with typically 83 mm of rainfall in the month.

  • 26°C maximum daytime temperature in June in Seaside Heights26
    26°C max day temperature
  • 9 hours of sunshine per day
  • 9 days with some rainfall in June in Seaside Heights9
    9 days with some rainfall
  • 16°C minimum night-time temperature in June in Seaside Heights16
    16°C min night temperature
  • 15 hours of daylight per day in June in Seaside Heights15
    15 hours of daylight per day
  • Low heat & humidity in June in Seaside HeightsL
    Low heat & humidity
  • 83 mm monthly rainfall in June in Seaside Heights83
    83 mm of monthly rainfall
  • UV (maximum) index 9 (Very High) in June in Seaside Heights9
    9 (Very High) UV index
  • 18°C sea temperature in June in Seaside Heights18
    18°C sea temperature

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Seaside Heights weather in July

Expect daytime maximum temperatures of 29°C in Seaside Heights, New Jersey in July based on long-term weather averages. There are 9 hours of sunshine per day on average with typically 103 mm of rainfall in the month.

  • 29°C maximum daytime temperature in July in Seaside Heights29
    29°C max day temperature
  • 9 hours of sunshine per day
  • 9 days with some rainfall in July in Seaside Heights9
    9 days with some rainfall
  • 19°C minimum night-time temperature in July in Seaside Heights19
    19°C min night temperature
  • 15 hours of daylight per day in July in Seaside Heights15
    15 hours of daylight per day
  • Moderate heat & humidity in July in Seaside HeightsM
    Moderate heat & humidity
  • 103 mm monthly rainfall in July in Seaside Heights103
    103 mm of monthly rainfall
  • UV (maximum) index 9 (Very High) in July in Seaside Heights9
    9 (Very High) UV index
  • 22°C sea temperature in July in Seaside Heights22
    22°C sea temperature

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Seaside Heights weather in August

Expect daytime maximum temperatures of 28°C in Seaside Heights, New Jersey in August based on long-term weather averages. There are 9 hours of sunshine per day on average with typically 113 mm of rainfall in the month.

  • 28°C maximum daytime temperature in August in Seaside Heights28
    28°C max day temperature
  • 9 hours of sunshine per day
  • 9 days with some rainfall in August in Seaside Heights9
    9 days with some rainfall
  • 18°C minimum night-time temperature in August in Seaside Heights18
    18°C min night temperature
  • 14 hours of daylight per day in August in Seaside Heights14
    14 hours of daylight per day
  • Moderate heat & humidity in August in Seaside HeightsM
    Moderate heat & humidity
  • 113 mm monthly rainfall in August in Seaside Heights113
    113 mm of monthly rainfall
  • UV (maximum) index 8 (Very High) in August in Seaside Heights8
    8 (Very High) UV index
  • 23°C sea temperature in August in Seaside Heights23
    23°C sea temperature

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Seaside Heights weather in September

Expect daytime maximum temperatures of 25°C in Seaside Heights, New Jersey in September based on long-term weather averages. There are 7 hours of sunshine per day on average with typically 87 mm of rainfall in the month.

  • 25°C maximum daytime temperature in September in Seaside Heights25
    25°C max day temperature
  • 7 hours of sunshine per day
  • 8 days with some rainfall in September in Seaside Heights8
    8 days with some rainfall
  • 15°C minimum night-time temperature in September in Seaside Heights15
    15°C min night temperature
  • 12 hours of daylight per day in September in Seaside Heights12
    12 hours of daylight per day
  • No heat & humidity in September in Seaside Heights0
    No heat & humidity
  • 87 mm monthly rainfall in September in Seaside Heights87
    87 mm of monthly rainfall
  • UV (maximum) index 6 (High) in September in Seaside Heights6
    6 (High) UV index
  • 21°C sea temperature in September in Seaside Heights21
    21°C sea temperature

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Seaside Heights weather in October

Expect daytime maximum temperatures of 19°C in Seaside Heights, New Jersey in October based on long-term weather averages. There are 7 hours of sunshine per day on average with typically 83 mm of rainfall in the month.

  • 19°C maximum daytime temperature in October in Seaside Heights19
    19°C max day temperature
  • 7 hours of sunshine per day
  • 7 days with some rainfall in October in Seaside Heights7
    7 days with some rainfall
  • 8°C minimum night-time temperature in October in Seaside Heights8
    8°C min night temperature
  • 11 hours of daylight per day in October in Seaside Heights11
    11 hours of daylight per day
  • No heat & humidity in October in Seaside Heights0
    No heat & humidity
  • 83 mm monthly rainfall in October in Seaside Heights83
    83 mm of monthly rainfall
  • UV (maximum) index 4 (Moderate) in October in Seaside Heights4
    4 (Moderate) UV index
  • 17°C sea temperature in October in Seaside Heights17
    17°C sea temperature

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Seaside Heights weather in November

Expect daytime maximum temperatures of 13°C in Seaside Heights, New Jersey in November based on long-term weather averages. There are 5 hours of sunshine per day on average with 10 days with some rainfall and typically 101 mm of rainfall in the month.

  • 13°C maximum daytime temperature in November in Seaside Heights13
    13°C max day temperature
  • 5 hours of sunshine per day
  • 10 days with some rainfall in November in Seaside Heights10
    10 days with some rainfall
  • 4°C minimum night-time temperature in November in Seaside Heights4
    4°C min night temperature
  • 10 hours of daylight per day in November in Seaside Heights10
    10 hours of daylight per day
  • No heat & humidity in November in Seaside Heights0
    No heat & humidity
  • 101 mm monthly rainfall in November in Seaside Heights101
    101 mm of monthly rainfall
  • UV (maximum) index 2 (Low) in November in Seaside Heights2
    2 (Low) UV index
  • 13°C sea temperature in November in Seaside Heights13
    13°C sea temperature

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Seaside Heights weather in December

Expect daytime maximum temperatures of 7°C in Seaside Heights, New Jersey in December based on long-term weather averages. There are 5 hours of sunshine per day on average with 11 days with some rainfall and typically 100 mm of rainfall in the month.

  • 7°C maximum daytime temperature in December in Seaside Heights7
    7°C max day temperature
  • 5 hours of sunshine per day
  • 11 days with some rainfall in December in Seaside Heights11
    11 days with some rainfall
  • -2°C minimum night-time temperature in December in Seaside Heights-2
    -2°C min night temperature
  • 9 hours of daylight per day in December in Seaside Heights9
    9 hours of daylight per day
  • No heat & humidity in December in Seaside Heights0
    No heat & humidity
  • 100 mm monthly rainfall in December in Seaside Heights100
    100 mm of monthly rainfall
  • UV (maximum) index 2 (Low) in December in Seaside Heights2
    2 (Low) UV index
  • 8°C sea temperature in December in Seaside Heights8
    8°C sea temperature

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More about Seaside Heights

Seaside Heights by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for New Jersey

  • Save EXTRA 5% on airport transfers worldwide
  • Book private taxis & shuttle buses with discount code
  • Enter in coupon box on 'Reservations' page
Show discount codeShow discount code ******WEB

Expires at 23:59 on Thursday 31st Dec 2026

The climate guide for New Jersey (Seaside Heights) shows long term monthly weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Tropical storm risk: Seaside Heights, New Jersey hurricane season

% of month affected by tropical storms
0
0
0
0
0
<1%
0
1.7%
2.3%
0
0
0
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Compare Seaside Heights weather with the UK

The weather chart below compares the average monthly maximum daytime temperature for Seaside Heights, New Jersey, USA and the UK (London).

Maximum daytime temperature (°C)

Seaside Heights, New Jersey, USA
UK (London)
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Metric (°C / mm)  |  Imperial (°F / inches)

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