Nantucket weather by month

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

Temperature in Nantucket (°F)

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Max temperature (daytime)
37°F maximum daytime temperature in January in Nantucket37
37°F maximum daytime temperature in February in Nantucket37
43°F maximum daytime temperature in March in Nantucket43
52°F maximum daytime temperature in April in Nantucket52
61°F maximum daytime temperature in May in Nantucket61
70°F maximum daytime temperature in June in Nantucket70
77°F maximum daytime temperature in July in Nantucket77
75°F maximum daytime temperature in August in Nantucket75
70°F maximum daytime temperature in September in Nantucket70
63°F maximum daytime temperature in October in Nantucket63
52°F maximum daytime temperature in November in Nantucket52
43°F maximum daytime temperature in December in Nantucket43
Min temperature (night-time)
25°F minimum night-time temperature in January in Nantucket25
25°F minimum night-time temperature in February in Nantucket25
32°F minimum night-time temperature in March in Nantucket32
39°F minimum night-time temperature in April in Nantucket39
48°F minimum night-time temperature in May in Nantucket48
57°F minimum night-time temperature in June in Nantucket57
64°F minimum night-time temperature in July in Nantucket64
63°F minimum night-time temperature in August in Nantucket63
57°F minimum night-time temperature in September in Nantucket57
50°F minimum night-time temperature in October in Nantucket50
41°F minimum night-time temperature in November in Nantucket41
30°F minimum night-time temperature in December in Nantucket30
Heat & Humidity
No heat & humidity in January in Nantucket0
No heat & humidity in February in Nantucket0
No heat & humidity in March in Nantucket0
No heat & humidity in April in Nantucket0
No heat & humidity in May in Nantucket0
No heat & humidity in June in Nantucket0
No heat & humidity in July in Nantucket0
No heat & humidity in August in Nantucket0
No heat & humidity in September in Nantucket0
No heat & humidity in October in Nantucket0
No heat & humidity in November in Nantucket0
No heat & humidity in December in Nantucket0
Sea temperature
41°F sea temperature in January in Nantucket41
37°F sea temperature in February in Nantucket37
37°F sea temperature in March in Nantucket37
43°F sea temperature in April in Nantucket43
48°F sea temperature in May in Nantucket48
57°F sea temperature in June in Nantucket57
64°F sea temperature in July in Nantucket64
68°F sea temperature in August in Nantucket68
64°F sea temperature in September in Nantucket64
59°F sea temperature in October in Nantucket59
50°F sea temperature in November in Nantucket50
45°F sea temperature in December in Nantucket45

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

Sunshine & Daylight in Nantucket

  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 Nantucket10
11 hours of daylight per day in February in Nantucket11
12 hours of daylight per day in March in Nantucket12
13 hours of daylight per day in April in Nantucket13
15 hours of daylight per day in May in Nantucket15
15 hours of daylight per day in June in Nantucket15
15 hours of daylight per day in July in Nantucket15
14 hours of daylight per day in August in Nantucket14
12 hours of daylight per day in September in Nantucket12
11 hours of daylight per day in October in Nantucket11
10 hours of daylight per day in November in Nantucket10
9 hours of daylight per day in December in Nantucket9
UV Index (Maximum)
UV (maximum) index 2 (Low) in January in Nantucket2
UV (maximum) index 2 (Low) in February in Nantucket2
UV (maximum) index 4 (Moderate) in March in Nantucket4
UV (maximum) index 6 (High) in April in Nantucket6
UV (maximum) index 7 (High) in May in Nantucket7
UV (maximum) index 8 (Very High) in June in Nantucket8
UV (maximum) index 8 (Very High) in July in Nantucket8
UV (maximum) index 8 (Very High) in August in Nantucket8
UV (maximum) index 6 (High) in September in Nantucket6
UV (maximum) index 4 (Moderate) in October in Nantucket4
UV (maximum) index 2 (Low) in November in Nantucket2
UV (maximum) index 1 (Low) in December in Nantucket1

Rainfall in Nantucket

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Number of days with some rain
12 days with some rainfall in January in Nantucket12
11 days with some rainfall in February in Nantucket11
12 days with some rainfall in March in Nantucket12
11 days with some rainfall in April in Nantucket11
11 days with some rainfall in May in Nantucket11
11 days with some rainfall in June in Nantucket11
9 days with some rainfall in July in Nantucket9
10 days with some rainfall in August in Nantucket10
8 days with some rainfall in September in Nantucket8
9 days with some rainfall in October in Nantucket9
11 days with some rainfall in November in Nantucket11
13 days with some rainfall in December in Nantucket13
Average monthly rainfall (inches)
4.0 inches monthly rainfall in January in Nantucket4.0
3.6 inches monthly rainfall in February in Nantucket3.6
3.9 inches monthly rainfall in March in Nantucket3.9
3.5 inches monthly rainfall in April in Nantucket3.5
3.2 inches monthly rainfall in May in Nantucket3.2
2.3 inches monthly rainfall in June in Nantucket2.3
2.6 inches monthly rainfall in July in Nantucket2.6
3.4 inches monthly rainfall in August in Nantucket3.4
3.4 inches monthly rainfall in September in Nantucket3.4
3.3 inches monthly rainfall in October in Nantucket3.3
4.1 inches monthly rainfall in November in Nantucket4.1
4.5 inches monthly rainfall in December in Nantucket4.5

More about Nantucket

Nantucket by month

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

Recommended for Massachusetts

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The climate guide for Massachusetts (Nantucket) 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 Nantucket?

Nantucket has a cold climate with warm summers and some rainfall in all months.

Metric (°C)  |  Imperial (°F)

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Tropical storm risk: Nantucket, Massachusetts hurricane season

% of month affected by tropical storms
0
0
0
0
0
<1%
<1%
1.8%
2.2%
0
0
0
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

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More about the USA

Compare Nantucket with the USA

Below the Nantucket chart shows average maximum daytime temperature for Nantucket, Massachusetts, USA and the USA (Washington).

Maximum daytime temperature (°F)

Nantucket, Massachusetts, USA
USA (Washington)
37
41
37
45
43
55
52
66
61
75
70
84
77
88
75
86
70
79
63
68
52
57
43
46
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Metric (°C)  |  Imperial (°F)

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