Nantucket Water Temperature

Nantucket is a town close to Atlantic Ocean. August is the month with the highest water temperature at 67.6°F / 19.8°C.
The coldest month is February with an average water temperature of 38.1°F / 3.4°C.
June is the driest at 0in / 0mm and December the wettest month with 2.2in / 56.4mm.
With an average air temperature of 69.6°F / 20.9°C, August is the warmest month in a year. January is the coldest with 34°F / 1.1°C average air temperature.
The Climate is described as Warm-summer humid continental climate. Best time to Visit would be in June, July, August, September.

Summary

Description Value
Current water temperature 53.6 °F / 12 °C
Warmest Month Water Temperature: August with 67.6°F / 19.8°C
Coldest Month Water Temperature: February with 38.1°F / 3.4°C
Warmest Month Air Temperature: August with 69.6°F / 20.9°C
Coldest Month Air Temperature: January with 34°F / 1.1°C
Wettest Month: December with 2.2in / 56.4mm
Highest Humidity July with 84.1%
Lowest Humidity December with 70.7%
Best Time to Visit: June, July, August, September
Climate Classification Warm-summer humid continental climate

Nantucket Water Temperature

Nantucket,United States of America: The current water temperature 53.6 °F

The temperature is too cold to swim

Atlantic Ocean water temperature by month

Max. Water

Temperature

(°F)

ø. Water

Temperature

(°F)

Min. Water

Temperature

(°F)

January

43 40.6 38.7

February

38.8 38.3 37.6

March

40.6 38.8 37.8

April

45.7 43 40.5
May 53.6 49.3 45.7

June

61.5 56.7 53.6

July

66.9 64.8 61.5

August

68.4 67.5 66.4

September

66.6 64.8 62.6

October

62.6 58.8 54.9

November

54.9 51.6 48.4

December

48.4 45.7 43.2

Nantucket,United States of America: The current water temperature 12 °C

The temperature is too cold to swim

Atlantic Ocean water temperature by month

Max. Water

Temperature

(°C)

ø. Water

Temperature

(°C)

Min. Water

Temperature

(°C)

January

6.1 4.8 3.7

February

3.8 3.5 3.1

March

4.8 3.8 3.2

April

7.6 6.1 4.7
May 12 9.6 7.6

June

16.4 13.7 12

July

19.4 18.2 16.4

August

20.2 19.7 19.1

September

19.2 18.2 17

October

17 14.9 12.7

November

12.7 10.9 9.1

December

9.1 7.6 6.2
The warmest water temperature are in August with around 67.6°F / 19.8°C. The coldest in February with an average water temperature of 38.1°F / 3.4°C.

Nantucket weather forecast for the next 14 days

Date Weather High Temp. Low Temp. Rain? Windspeed Precipitation Humidity
Nov 27.
Partly Cloudy
54 °F
12 °C
52 °F
11 °C
0 %
11.2 mph
18 km/h
0 inch
0 mm
85%
Nov 28.
Moderate rain
55 °F
13 °C
54 °F
12 °C
81 %
24.9 mph
40 km/h
0.3 inch
7 mm
90%
Nov 29.
Patchy rain nearby
52 °F
11 °C
37 °F
3 °C
75 %
16.8 mph
27 km/h
0.1 inch
1.9 mm
82%
Nov 30.
Moderate rain
61 °F
16 °C
52 °F
11 °C
82 %
36.7 mph
59 km/h
0.6 inch
16.3 mm
91%
Dec 01.
Patchy rain nearby
41 °F
5 °C
28 °F
-2 °C
88 %
34.2 mph
55 km/h
0 inch
0.7 mm
63%
Dec 02.
Partly Cloudy
43 °F
6 °C
28 °F
-2 °C
0 %
29.8 mph
48 km/h
0 inch
0 mm
59%
Dec 03.
Partly Cloudy
48 °F
9 °C
46 °F
8 °C
0 %
28.6 mph
46 km/h
0 inch
0 mm
65%
Date Weather High Temp. Low Temp. Rain? Windspeed Precipitation Humidity
Dec 04.
Partly Cloudy
50 °F
10 °C
43 °F
6 °C
0 %
24.9 mph
40 km/h
0 inch
0 mm
72%
Dec 05.
Patchy rain nearby
48 °F
9 °C
43 °F
6 °C
82 %
31.1 mph
50 km/h
0 inch
0.4 mm
69%
Dec 06.
Patchy rain nearby
39 °F
4 °C
25 °F
-4 °C
79 %
30.4 mph
49 km/h
0 inch
0.6 mm
62%
Dec 07.
Patchy rain nearby
52 °F
11 °C
37 °F
3 °C
77 %
32.3 mph
52 km/h
0 inch
0.3 mm
72%
Dec 08.
Overcast
52 °F
11 °C
46 °F
8 °C
0 %
23.6 mph
38 km/h
0 inch
0 mm
79%
Dec 09.
Moderate rain
41 °F
5 °C
25 °F
-4 °C
89 %
36 mph
58 km/h
0.7 inch
17.2 mm
75%
Dec 09.
Moderate rain
41 °F
5 °C
25 °F
-4 °C
89 %
36 mph
58 km/h
0.7 inch
17.2 mm
75%

Nantucket weather by month

Max.

Temperature

(°F)

ø.

Temperature

(°F)

Min.

Temperature

(°F)

Precip.

(inch)

Rainy Days

(day)

Rel. Humidity

(%)

January

42.6 34 25 1.3 3.3 72.1%

February

41.2 34 26.6 0.8 0.6 70.9%

March

46.2 37.6 30.2 0.9 0.6 71.8%

April

51.6 44.6 37.8 0.5 2.5 75.9%

May

61.2 52.7 45.7 0.6 0.6 81.5%

June

70 61.3 54.9 0 0 84.1%

July

73.4 69.1 64.4 0 0 84.1%

August

74.1 69.6 65.3 0 0 83.2%

September

70.7 65.1 60.1 0 0 79.1%

October

64.4 56.1 46.6 0.3 0 72.9%

November

57.4 47.7 39.4 0.6 1.2 71.1%

December

48.9 39.9 33.4 2.2 2.5 70.7%
Max.

Temperature

(°C)

ø.

Temperature

(°C)

Min.

Temperature

(°C)

Precip.

(mm)

Rainy Days

(days)

Rel. Humidity

(%)

January

5.9 1.1 -3.9 34.1 3.3 72.1%

February

5.1 1.1 -3 21.4 0.6 70.9%

March

7.9 3.1 -1 23.5 0.6 71.8%

April

10.9 7 3.2 12.9 2.5 75.9%

May

16.2 11.5 7.6 14.8 0.6 81.5%

June

21.1 16.3 12.7 0 0 84.1%

July

23 20.6 18 0 0 84.1%

August

23.4 20.9 18.5 0 0 83.2%

September

21.5 18.4 15.6 0 0 79.1%

October

18 13.4 8.1 7.6 0 72.9%

November

14.1 8.7 4.1 15.9 1.2 71.1%

December

9.4 4.4 0.8 56.4 2.5 70.7%
The warmest avg. temperature is around 69.6°F / 20.9°C, August is the month with the highest temperature. January is the coolest with 34°F / 1.1°C average air temperature. June is the month with the min. precipitation of 0in / 0mm and December with the max. precipitation in a year with 2.2in / 56.4mm.

Activities & POI in Nantucket

Type of Activity List
Beach Cliff Beach, Coatue Beach, South Shore, Pest House Shore, Rest House Shore, Madequecham Beach, Miacomet Beach, Nobadeer Beach, South Beach, Surfside Beach, Clean Shore, Jetties Beach, Childrens Beach
Golf Course Miacomet Golf Club
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