Hanalei, Kauai weather by month

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

Temperature in Hanalei, Kauai (°C)

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Max temperature (daytime)
25°C maximum daytime temperature in January in Hanalei, Kauai25
25°C maximum daytime temperature in February in Hanalei, Kauai25
25°C maximum daytime temperature in March in Hanalei, Kauai25
26°C maximum daytime temperature in April in Hanalei, Kauai26
27°C maximum daytime temperature in May in Hanalei, Kauai27
28°C maximum daytime temperature in June in Hanalei, Kauai28
29°C maximum daytime temperature in July in Hanalei, Kauai29
29°C maximum daytime temperature in August in Hanalei, Kauai29
29°C maximum daytime temperature in September in Hanalei, Kauai29
28°C maximum daytime temperature in October in Hanalei, Kauai28
27°C maximum daytime temperature in November in Hanalei, Kauai27
26°C maximum daytime temperature in December in Hanalei, Kauai26
Min temperature (night-time)
18°C minimum night-time temperature in January in Hanalei, Kauai18
18°C minimum night-time temperature in February in Hanalei, Kauai18
19°C minimum night-time temperature in March in Hanalei, Kauai19
20°C minimum night-time temperature in April in Hanalei, Kauai20
21°C minimum night-time temperature in May in Hanalei, Kauai21
22°C minimum night-time temperature in June in Hanalei, Kauai22
23°C minimum night-time temperature in July in Hanalei, Kauai23
23°C minimum night-time temperature in August in Hanalei, Kauai23
23°C minimum night-time temperature in September in Hanalei, Kauai23
22°C minimum night-time temperature in October in Hanalei, Kauai22
21°C minimum night-time temperature in November in Hanalei, Kauai21
19°C minimum night-time temperature in December in Hanalei, Kauai19
Heat & Humidity
Low heat & humidity in January in Hanalei, KauaiL
Low heat & humidity in February in Hanalei, KauaiL
Low heat & humidity in March in Hanalei, KauaiL
Low heat & humidity in April in Hanalei, KauaiL
Moderate heat & humidity in May in Hanalei, KauaiM
Moderate heat & humidity in June in Hanalei, KauaiM
Moderate heat & humidity in July in Hanalei, KauaiM
High heat & humidity in August in Hanalei, KauaiH
High heat & humidity in September in Hanalei, KauaiH
Moderate heat & humidity in October in Hanalei, KauaiM
Moderate heat & humidity in November in Hanalei, KauaiM
Low heat & humidity in December in Hanalei, KauaiL
Sea temperature
24°C sea temperature in January in Hanalei, Kauai24
24°C sea temperature in February in Hanalei, Kauai24
24°C sea temperature in March in Hanalei, Kauai24
24°C sea temperature in April in Hanalei, Kauai24
25°C sea temperature in May in Hanalei, Kauai25
25°C sea temperature in June in Hanalei, Kauai25
26°C sea temperature in July in Hanalei, Kauai26
26°C sea temperature in August in Hanalei, Kauai26
27°C sea temperature in September in Hanalei, Kauai27
27°C sea temperature in October in Hanalei, Kauai27
26°C sea temperature in November in Hanalei, Kauai26
25°C sea temperature in December in Hanalei, Kauai25

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

Sunshine & UV index in Hanalei, Kauai

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Daily hours of sunshine
Daily hours of daylight
11 hours of daylight per day in January in Hanalei, Kauai11
11 hours of daylight per day in February in Hanalei, Kauai11
12 hours of daylight per day in March in Hanalei, Kauai12
13 hours of daylight per day in April in Hanalei, Kauai13
13 hours of daylight per day in May in Hanalei, Kauai13
13 hours of daylight per day in June in Hanalei, Kauai13
13 hours of daylight per day in July in Hanalei, Kauai13
13 hours of daylight per day in August in Hanalei, Kauai13
12 hours of daylight per day in September in Hanalei, Kauai12
12 hours of daylight per day in October in Hanalei, Kauai12
11 hours of daylight per day in November in Hanalei, Kauai11
11 hours of daylight per day in December in Hanalei, Kauai11
UV Index (Maximum)
UV (maximum) index 7 (High) in January in Hanalei, Kauai7
UV (maximum) index 9 (Very High) in February in Hanalei, Kauai9
UV (maximum) index 10 (Very High) in March in Hanalei, Kauai10
UV (maximum) index 11 (Extreme) in April in Hanalei, Kauai11
UV (maximum) index 11 (Extreme) in May in Hanalei, Kauai11
UV (maximum) index 11 (Extreme) in June in Hanalei, Kauai11
UV (maximum) index 11+ (Extreme) in July in Hanalei, Kauai11
UV (maximum) index 11+ (Extreme) in August in Hanalei, Kauai11
UV (maximum) index 11 (Extreme) in September in Hanalei, Kauai11
UV (maximum) index 9 (Very High) in October in Hanalei, Kauai9
UV (maximum) index 7 (High) in November in Hanalei, Kauai7
UV (maximum) index 6 (High) in December in Hanalei, Kauai6

Rainfall in Hanalei, Kauai

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Number of days with some rain
15 days with some rainfall in January in Hanalei, Kauai15
13 days with some rainfall in February in Hanalei, Kauai13
16 days with some rainfall in March in Hanalei, Kauai16
18 days with some rainfall in April in Hanalei, Kauai18
16 days with some rainfall in May in Hanalei, Kauai16
15 days with some rainfall in June in Hanalei, Kauai15
18 days with some rainfall in July in Hanalei, Kauai18
17 days with some rainfall in August in Hanalei, Kauai17
15 days with some rainfall in September in Hanalei, Kauai15
18 days with some rainfall in October in Hanalei, Kauai18
18 days with some rainfall in November in Hanalei, Kauai18
16 days with some rainfall in December in Hanalei, Kauai16
Average monthly rainfall (mm)
176 mm monthly rainfall in January in Hanalei, Kauai176
158 mm monthly rainfall in February in Hanalei, Kauai158
178 mm monthly rainfall in March in Hanalei, Kauai178
157 mm monthly rainfall in April in Hanalei, Kauai157
130 mm monthly rainfall in May in Hanalei, Kauai130
112 mm monthly rainfall in June in Hanalei, Kauai112
147 mm monthly rainfall in July in Hanalei, Kauai147
145 mm monthly rainfall in August in Hanalei, Kauai145
144 mm monthly rainfall in September in Hanalei, Kauai144
168 mm monthly rainfall in October in Hanalei, Kauai168
255 mm monthly rainfall in November in Hanalei, Kauai255
206 mm monthly rainfall in December in Hanalei, Kauai206

More about Hanalei, Kauai

Hanalei, Kauai by month

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

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The climate guide for Hawaii (Hanalei, Kauai) 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 Hanalei, Kauai?

Hanalei, Kauai has a hot tropical climate with no dry season.

Hanalei, Kauai weather in January

Expect daytime maximum temperatures of 25°C in Hanalei, Kauai, Hawaii in January based on long-term weather averages. There are 6 hours of sunshine per day on average with 15 days with some rainfall and typically 176 mm of rainfall in the month.

  • 25°C maximum daytime temperature in January in Hanalei, Kauai25
    25°C max day temperature
  • 6 hours of sunshine per day
  • 15 days with some rainfall in January in Hanalei, Kauai15
    15 days with some rainfall
  • 18°C minimum night-time temperature in January in Hanalei, Kauai18
    18°C min night temperature
  • 11 hours of daylight per day in January in Hanalei, Kauai11
    11 hours of daylight per day
  • Low heat & humidity in January in Hanalei, KauaiL
    Low heat & humidity
  • 176 mm monthly rainfall in January in Hanalei, Kauai176
    176 mm of monthly rainfall
  • UV (maximum) index 7 (High) in January in Hanalei, Kauai7
    7 (High) UV index
  • 24°C sea temperature in January in Hanalei, Kauai24
    24°C sea temperature

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Hanalei, Kauai weather in February

Expect daytime maximum temperatures of 25°C in Hanalei, Kauai, Hawaii in February based on long-term weather averages. There are 7 hours of sunshine per day on average with 13 days with some rainfall and typically 158 mm of rainfall in the month.

  • 25°C maximum daytime temperature in February in Hanalei, Kauai25
    25°C max day temperature
  • 7 hours of sunshine per day
  • 13 days with some rainfall in February in Hanalei, Kauai13
    13 days with some rainfall
  • 18°C minimum night-time temperature in February in Hanalei, Kauai18
    18°C min night temperature
  • 11 hours of daylight per day in February in Hanalei, Kauai11
    11 hours of daylight per day
  • Low heat & humidity in February in Hanalei, KauaiL
    Low heat & humidity
  • 158 mm monthly rainfall in February in Hanalei, Kauai158
    158 mm of monthly rainfall
  • UV (maximum) index 9 (Very High) in February in Hanalei, Kauai9
    9 (Very High) UV index
  • 24°C sea temperature in February in Hanalei, Kauai24
    24°C sea temperature

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Hanalei, Kauai weather in March

Expect daytime maximum temperatures of 25°C in Hanalei, Kauai, Hawaii in March based on long-term weather averages. There are 7 hours of sunshine per day on average with 16 days with some rainfall and typically 178 mm of rainfall in the month.

  • 25°C maximum daytime temperature in March in Hanalei, Kauai25
    25°C max day temperature
  • 7 hours of sunshine per day
  • 16 days with some rainfall in March in Hanalei, Kauai16
    16 days with some rainfall
  • 19°C minimum night-time temperature in March in Hanalei, Kauai19
    19°C min night temperature
  • 12 hours of daylight per day in March in Hanalei, Kauai12
    12 hours of daylight per day
  • Low heat & humidity in March in Hanalei, KauaiL
    Low heat & humidity
  • 178 mm monthly rainfall in March in Hanalei, Kauai178
    178 mm of monthly rainfall
  • UV (maximum) index 10 (Very High) in March in Hanalei, Kauai10
    10 (Very High) UV index
  • 24°C sea temperature in March in Hanalei, Kauai24
    24°C sea temperature

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Hanalei, Kauai weather in April

Expect daytime maximum temperatures of 26°C in Hanalei, Kauai, Hawaii in April based on long-term weather averages. There are 7 hours of sunshine per day on average with 18 days with some rainfall and typically 157 mm of rainfall in the month.

  • 26°C maximum daytime temperature in April in Hanalei, Kauai26
    26°C max day temperature
  • 7 hours of sunshine per day
  • 18 days with some rainfall in April in Hanalei, Kauai18
    18 days with some rainfall
  • 20°C minimum night-time temperature in April in Hanalei, Kauai20
    20°C min night temperature
  • 13 hours of daylight per day in April in Hanalei, Kauai13
    13 hours of daylight per day
  • Low heat & humidity in April in Hanalei, KauaiL
    Low heat & humidity
  • 157 mm monthly rainfall in April in Hanalei, Kauai157
    157 mm of monthly rainfall
  • UV (maximum) index 11 (Extreme) in April in Hanalei, Kauai11
    11 (Extreme) UV index
  • 24°C sea temperature in April in Hanalei, Kauai24
    24°C sea temperature

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Hanalei, Kauai weather in May

Expect daytime maximum temperatures of 27°C in Hanalei, Kauai, Hawaii in May based on long-term weather averages. There are 8 hours of sunshine per day on average with 16 days with some rainfall and typically 130 mm of rainfall in the month.

  • 27°C maximum daytime temperature in May in Hanalei, Kauai27
    27°C max day temperature
  • 8 hours of sunshine per day
  • 16 days with some rainfall in May in Hanalei, Kauai16
    16 days with some rainfall
  • 21°C minimum night-time temperature in May in Hanalei, Kauai21
    21°C min night temperature
  • 13 hours of daylight per day in May in Hanalei, Kauai13
    13 hours of daylight per day
  • Moderate heat & humidity in May in Hanalei, KauaiM
    Moderate heat & humidity
  • 130 mm monthly rainfall in May in Hanalei, Kauai130
    130 mm of monthly rainfall
  • UV (maximum) index 11 (Extreme) in May in Hanalei, Kauai11
    11 (Extreme) UV index
  • 25°C sea temperature in May in Hanalei, Kauai25
    25°C sea temperature

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Hanalei, Kauai weather in June

Expect daytime maximum temperatures of 28°C in Hanalei, Kauai, Hawaii in June based on long-term weather averages. There are 8 hours of sunshine per day on average with 15 days with some rainfall and typically 112 mm of rainfall in the month.

  • 28°C maximum daytime temperature in June in Hanalei, Kauai28
    28°C max day temperature
  • 8 hours of sunshine per day
  • 15 days with some rainfall in June in Hanalei, Kauai15
    15 days with some rainfall
  • 22°C minimum night-time temperature in June in Hanalei, Kauai22
    22°C min night temperature
  • 13 hours of daylight per day in June in Hanalei, Kauai13
    13 hours of daylight per day
  • Moderate heat & humidity in June in Hanalei, KauaiM
    Moderate heat & humidity
  • 112 mm monthly rainfall in June in Hanalei, Kauai112
    112 mm of monthly rainfall
  • UV (maximum) index 11 (Extreme) in June in Hanalei, Kauai11
    11 (Extreme) UV index
  • 25°C sea temperature in June in Hanalei, Kauai25
    25°C sea temperature

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Hanalei, Kauai weather in July

Expect daytime maximum temperatures of 29°C in Hanalei, Kauai, Hawaii in July based on long-term weather averages. There are 8 hours of sunshine per day on average with 18 days with some rainfall and typically 147 mm of rainfall in the month.

  • 29°C maximum daytime temperature in July in Hanalei, Kauai29
    29°C max day temperature
  • 8 hours of sunshine per day
  • 18 days with some rainfall in July in Hanalei, Kauai18
    18 days with some rainfall
  • 23°C minimum night-time temperature in July in Hanalei, Kauai23
    23°C min night temperature
  • 13 hours of daylight per day in July in Hanalei, Kauai13
    13 hours of daylight per day
  • Moderate heat & humidity in July in Hanalei, KauaiM
    Moderate heat & humidity
  • 147 mm monthly rainfall in July in Hanalei, Kauai147
    147 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in July in Hanalei, Kauai11
    11+ (Extreme) UV index
  • 26°C sea temperature in July in Hanalei, Kauai26
    26°C sea temperature

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Hanalei, Kauai weather in August

Expect daytime maximum temperatures of 29°C in Hanalei, Kauai, Hawaii in August and high heat and humidity based on long-term weather averages. There are 9 hours of sunshine per day on average with 17 days with some rainfall and typically 145 mm of rainfall in the month.

  • 29°C maximum daytime temperature in August in Hanalei, Kauai29
    29°C max day temperature
  • 9 hours of sunshine per day
  • 17 days with some rainfall in August in Hanalei, Kauai17
    17 days with some rainfall
  • 23°C minimum night-time temperature in August in Hanalei, Kauai23
    23°C min night temperature
  • 13 hours of daylight per day in August in Hanalei, Kauai13
    13 hours of daylight per day
  • High heat & humidity in August in Hanalei, KauaiH
    High heat & humidity
  • 145 mm monthly rainfall in August in Hanalei, Kauai145
    145 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in August in Hanalei, Kauai11
    11+ (Extreme) UV index
  • 26°C sea temperature in August in Hanalei, Kauai26
    26°C sea temperature

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Hanalei, Kauai weather in September

Expect daytime maximum temperatures of 29°C in Hanalei, Kauai, Hawaii in September and high heat and humidity based on long-term weather averages. There are 8 hours of sunshine per day on average with 15 days with some rainfall and typically 144 mm of rainfall in the month.

  • 29°C maximum daytime temperature in September in Hanalei, Kauai29
    29°C max day temperature
  • 8 hours of sunshine per day
  • 15 days with some rainfall in September in Hanalei, Kauai15
    15 days with some rainfall
  • 23°C minimum night-time temperature in September in Hanalei, Kauai23
    23°C min night temperature
  • 12 hours of daylight per day in September in Hanalei, Kauai12
    12 hours of daylight per day
  • High heat & humidity in September in Hanalei, KauaiH
    High heat & humidity
  • 144 mm monthly rainfall in September in Hanalei, Kauai144
    144 mm of monthly rainfall
  • UV (maximum) index 11 (Extreme) in September in Hanalei, Kauai11
    11 (Extreme) UV index
  • 27°C sea temperature in September in Hanalei, Kauai27
    27°C sea temperature

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Hanalei, Kauai weather in October

Expect daytime maximum temperatures of 28°C in Hanalei, Kauai, Hawaii in October based on long-term weather averages. There are 7 hours of sunshine per day on average with 18 days with some rainfall and typically 168 mm of rainfall in the month.

  • 28°C maximum daytime temperature in October in Hanalei, Kauai28
    28°C max day temperature
  • 7 hours of sunshine per day
  • 18 days with some rainfall in October in Hanalei, Kauai18
    18 days with some rainfall
  • 22°C minimum night-time temperature in October in Hanalei, Kauai22
    22°C min night temperature
  • 12 hours of daylight per day in October in Hanalei, Kauai12
    12 hours of daylight per day
  • Moderate heat & humidity in October in Hanalei, KauaiM
    Moderate heat & humidity
  • 168 mm monthly rainfall in October in Hanalei, Kauai168
    168 mm of monthly rainfall
  • UV (maximum) index 9 (Very High) in October in Hanalei, Kauai9
    9 (Very High) UV index
  • 27°C sea temperature in October in Hanalei, Kauai27
    27°C sea temperature

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Hanalei, Kauai weather in November

Expect daytime maximum temperatures of 27°C in Hanalei, Kauai, Hawaii in November based on long-term weather averages. There are 6 hours of sunshine per day on average with 18 days with some rainfall and typically 255 mm of rainfall in the month.

  • 27°C maximum daytime temperature in November in Hanalei, Kauai27
    27°C max day temperature
  • 6 hours of sunshine per day
  • 18 days with some rainfall in November in Hanalei, Kauai18
    18 days with some rainfall
  • 21°C minimum night-time temperature in November in Hanalei, Kauai21
    21°C min night temperature
  • 11 hours of daylight per day in November in Hanalei, Kauai11
    11 hours of daylight per day
  • Moderate heat & humidity in November in Hanalei, KauaiM
    Moderate heat & humidity
  • 255 mm monthly rainfall in November in Hanalei, Kauai255
    255 mm of monthly rainfall
  • UV (maximum) index 7 (High) in November in Hanalei, Kauai7
    7 (High) UV index
  • 26°C sea temperature in November in Hanalei, Kauai26
    26°C sea temperature

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Hanalei, Kauai weather in December

Expect daytime maximum temperatures of 26°C in Hanalei, Kauai, Hawaii in December based on long-term weather averages. There are 5 hours of sunshine per day on average with 16 days with some rainfall and typically 206 mm of rainfall in the month.

  • 26°C maximum daytime temperature in December in Hanalei, Kauai26
    26°C max day temperature
  • 5 hours of sunshine per day
  • 16 days with some rainfall in December in Hanalei, Kauai16
    16 days with some rainfall
  • 19°C minimum night-time temperature in December in Hanalei, Kauai19
    19°C min night temperature
  • 11 hours of daylight per day in December in Hanalei, Kauai11
    11 hours of daylight per day
  • Low heat & humidity in December in Hanalei, KauaiL
    Low heat & humidity
  • 206 mm monthly rainfall in December in Hanalei, Kauai206
    206 mm of monthly rainfall
  • UV (maximum) index 6 (High) in December in Hanalei, Kauai6
    6 (High) UV index
  • 25°C sea temperature in December in Hanalei, Kauai25
    25°C sea temperature

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Hanalei, Kauai by month

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

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The climate guide for Hawaii (Hanalei, Kauai) 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.

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

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Compare Hanalei, Kauai weather with the UK

The weather chart below compares the average monthly maximum daytime temperature for Hanalei, Kauai, Hawaii, USA and the UK (London).

Maximum daytime temperature (°C)

Hanalei, Kauai, Hawaii, USA
UK (London)
25
7
25
7
25
10
26
13
27
17
28
20
29
22
29
22
29
19
28
15
27
10
26
8
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

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

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