Stonington Water Temperature

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Stonington is a village close to Gulf of Maine. August is the month with the highest water temperature at 58.3°F / 14.6°C.
The coldest month is March with an average water temperature of 36°F / 2.2°C.
September is the driest at 0.1in / 3.3mm and January the wettest month with 3.2in / 82mm.
With an average air temperature of 64.9°F / 18.3°C, August is the warmest month in a year. January is the coldest with 23.4°F / -4.8°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.

Stonington Summary

Description Value
Current water temperature /
Warmest Month Water Temperature: August with 58.3°F / 14.6°C
Coldest Month Water Temperature: March with 36°F / 2.2°C
Warmest Month Air Temperature: August with 64.9°F / 18.3°C
Coldest Month Air Temperature: January with 23.4°F / -4.8°C
Wettest Month: January with 3.2in / 82mm
Driest Month: September with 0.1in / 3.3mm
Highest Humidity July with 81.7%
Lowest Humidity March with 68.9%
Best Time to Visit: June, July, August, September
Climate Classification Warm-summer humid continental climate

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Stonington water temperature by month

Gulf of Maine water temperature by month

Max. Water

Temperature (°F)

ø. Water

Temperature (°F)

Min. Water

Temperature (°F)

January

41.7 39.6 37.6

February

37.6 36.7 36

March

36.9 36.1 35.6

April

41.9 39 36.9

May

48.7 45.1 41.9

June

53.8 51.1 48.6

July

58.1 56.3 53.8

August

58.6 58.1 57.6

September

58.5 56.8 55.6

October

55.4 53.2 51.3

November

51.3 49.1 46.4

December

46.6 44.2 41.9

Gulf of Maine water temperature by month

Max. Water

Temperature (°C)

ø. Water

Temperature (°C)

Min. Water

Temperature (°C)

January

5.4 4.2 3.1

February

3.1 2.6 2.2

March

2.7 2.3 2

April

5.5 3.9 2.7

May

9.3 7.3 5.5

June

12.1 10.6 9.2

July

14.5 13.5 12.1

August

14.8 14.5 14.2

September

14.7 13.8 13.1

October

13 11.8 10.7

November

10.7 9.5 8

December

8.1 6.8 5.5
August is the month with the warmest water temperature at 58.3°F / 14.6°C. The month with the coldest is March with an average water temperature of 36°F / 2.2°C.

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Stonington weather today & 14-day weather forecast

Date
Weather
Max. F
Min. F
Max. C
Min. C
Windspeed
Windir.
Precip.
Rainrisk
Rel. Humidity
Nov. 25
Few clouds
46 °F
34°F
8 °C
1°C
3mph (6km/h)
northwest
0in (0mm)
0 %
70%
Nov. 26
Moderate rain
48 °F
34°F
9 °C
1°C
2mph (3km/h)
south
0in (12mm)
85 %
86%
Nov. 27
Light rain
48 °F
37°F
9 °C
3°C
3mph (4km/h)
west
0in (6mm)
75 %
75%
Nov. 28
Heavy rain
48 °F
36°F
9 °C
2°C
2mph (4km/h)
south-southwest
1in (15mm)
90 %
77%
Nov. 29
Mix snow/rain
45 °F
34°F
7 °C
1°C
3mph (5km/h)
northwest
1in (15mm)
90 %
81%
Nov. 30
Mix snow/rain
43 °F
33°F
6 °C
0°C
3mph (5km/h)
west-northwest
0in (4mm)
75 %
77%
Dec. 01
Broken clouds
40 °F
32°F
5 °C
-0°C
2mph (4km/h)
west
0in (0mm)
0 %
69%
Date
Weather
Max. F
Min. F
Max. C
Min. C
Windspeed
Windir.
Precip.
Rainrisk
Rel. Humidity
Dec. 02
Scattered clouds
38 °F
29°F
3 °C
-2°C
2mph (3km/h)
west-northwest
0in (0mm)
0 %
65%
Dec. 03
Scattered clouds
35 °F
28°F
2 °C
-2°C
3mph (5km/h)
west-northwest
0in (0mm)
0 %
67%
Dec. 04
Few clouds
36 °F
26°F
2 °C
-3°C
2mph (3km/h)
northwest
0in (0mm)
0 %
72%
Dec. 05
Light shower rain
34 °F
27°F
1 °C
-3°C
1mph (1km/h)
south-southwest
0in (2mm)
70 %
80%
Dec. 06
Flurries
30 °F
30°F
-1 °C
-1°C
3mph (6km/h)
west-northwest
0in (0mm)
25 %
74%
Dec. 07
Broken clouds
35 °F
27°F
2 °C
-3°C
3mph (5km/h)
west-southwest
0in (0mm)
20 %
60%
Dec. 08
Few clouds
30 °F
24°F
-1 °C
-4°C
2mph (4km/h)
northwest
0in (0mm)
0 %
70%
Dec. 09
Mix snow/rain
46 °F
24°F
8 °C
-4°C
2mph (3km/h)
southeast
0in (1mm)
25 %
68%
Dec. 10
Broken clouds
44 °F
26°F
7 °C
-3°C
4mph (7km/h)
west
0in (1mm)
35 %
64%

Stonington weather by month / climate table

Max.

Temperature

°F

ø.

Temperature

°F

Min.

Temperature

(°F)

Precip.

(in)

Rainy Days

(d)

Rel. Humidity

(%)

January

34.7 23.4 11.8 3.2 2 71%

February

34.2 25.2 14.9 1.5 0 68.9%

March

43 31.6 21 0.7 3 68.9%

April

51.1 41.2 32 1.2 3 70.5%

May

60.4 50.4 40.8 0.9 1 76.2%

June

67.3 58.3 50.2 0.2 1 80%

July

70.7 64.6 58.1 0.8 1 81.7%

August

70.9 64.9 59.5 0.7 0 81.3%

September

69.6 60.4 53.8 0.1 0 78.9%

October

60.1 50.7 40.5 0.4 0 73.9%

November

53.1 41.2 32.4 0.4 1 72.3%

December

42.1 31.1 21.4 2.2 1 71.1%

Max.

Temperature

°C

ø.

Temperature

°C

Min.

Temperature

(°C)

Precip.

(mm)

Rainy Days

(d)

Rel. Humidity

(%)

January

1.5 -4.8 -11.2 82 2 71%

February

1.2 -3.8 -9.5 39.3 0 68.9%

March

6.1 -0.2 -6.1 18.3 3 68.9%

April

10.6 5.1 0 30.8 3 70.5%

May

15.8 10.2 4.9 22.4 1 76.2%

June

19.6 14.6 10.1 4.8 1 80%

July

21.5 18.1 14.5 20 1 81.7%

August

21.6 18.3 15.3 17.2 0 81.3%

September

20.9 15.8 12.1 3.3 0 78.9%

October

15.6 10.4 4.7 9.8 0 73.9%

November

11.7 5.1 0.2 11 1 72.3%

December

5.6 -0.5 -5.9 55.4 1 71.1%
The warmest avg. temperature is around 64.9°F / 18.3°C, August is the month with the highest temperature. January is the coolest with 23.4°F / -4.8°C average air temperature. September is the month with the min. precipitation of 0.1in / 3.3mm and January with the max. precipitation in a year with 3.2in / 82mm.

Activities & POI in Stonington

Type of Activity List
Beach Boom Beach, Goss Beach, Sharks Point Beach
Attraction Town of Isle au Haut -Beach
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