Chatham Water Temperature

Chatham is a village close to Atlantic Ocean. August is the month with the warmest water temperature at 67.8°F / 19.9°C. The coolest month is February with an avg. water temperature of 38.5°F / 3.6°C. June is the sunniest at 0in / 0mm and December the wettest month with 2.2in / 56.1mm. The average air temperature is around 69.6°F / 20.9°C, August is the hottest month in a year. January is the coolest with 34°F / 1.1°C average air temperature. Warm-summer humid continental climate would be the climate here. June, July, August, September would be the best time to visit.

Chatham Summary

Description Value
Current water temperature 75.2 °F / 24 °C
Warmest Month Water Temperature: August with 67.8°F / 19.9°C
Coldest Month Water Temperature: February with 38.5°F / 3.6°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 / 56.1mm
Driest Month: June with 0in / 0mm
Highest Humidity July with 84.2%
Lowest Humidity December with 70.5%
Best Time to Visit: June, July, August, September
Climate Classification Warm-summer humid continental climate

Chatham water temperature by month

Atlantic Ocean water temperature by month

Max. Water

Temperature (°F)

ø. Water

Temperature (°F)

Min. Water

Temperature (°F)

January

43.3 41.2 39.2

February

39.2 38.5 37.9

March

40.3 38.8 37.9

April

45.7 42.6 40.3

May

54.5 49.6 45.9

June

62.6 57.9 54.5

July

67.6 65.7 62.6

August

68.5 67.6 66.4

September

66.6 64.4 62.1

October

61.9 57.7 53.4

November

53.6 50.7 47.8

December

47.8 45.5 43.3

Atlantic Ocean water temperature by month

Max. Water

Temperature (°C)

ø. Water

Temperature (°C)

Min. Water

Temperature (°C)

January

6.3 5.1 4

February

4 3.6 3.3

March

4.6 3.8 3.3

April

7.6 5.9 4.6

May

12.5 9.8 7.7

June

17 14.4 12.5

July

19.8 18.7 17

August

20.3 19.8 19.1

September

19.2 18 16.7

October

16.6 14.3 11.9

November

12 10.4 8.8

December

8.8 7.5 6.3
The hottest water temperature typically reached in August with around 67.8°F / 19.9°C. The coldest in February with an average water temperature of 38.5°F / 3.6°C.

Chatham weather today & 14-day weather forecast

Date
Weather
Max. F
Min. F
Max. C
Min. C
Windspeed
Windir.
Precip.
Rainrisk
Rel. Humidity
May. 10
Broken clouds
63 °F
37°F
17 °C
3°C
1mph (2km/h)
southwest
0in (2mm)
60 %
77%
May. 11
Scattered clouds
58 °F
39°F
15 °C
4°C
3mph (4km/h)
northeast
0in (0mm)
0 %
66%
May. 12
Broken clouds
61 °F
40°F
16 °C
5°C
2mph (4km/h)
east-northeast
0in (0mm)
0 %
57%
May. 13
Few clouds
62 °F
43°F
17 °C
6°C
1mph (2km/h)
east
0in (0mm)
0 %
49%
May. 14
Broken clouds
63 °F
45°F
17 °C
7°C
1mph (2km/h)
south-southwest
0in (0mm)
30 %
53%
May. 15
Heavy rain
63 °F
50°F
17 °C
10°C
3mph (5km/h)
south-southeast
1in (17mm)
95 %
92%
May. 16
Heavy rain
79 °F
53°F
26 °C
12°C
3mph (4km/h)
south-southeast
1in (20mm)
95 %
96%
Date
Weather
Max. F
Min. F
Max. C
Min. C
Windspeed
Windir.
Precip.
Rainrisk
Rel. Humidity
May. 17
Thunderstorm with rain
80 °F
59°F
27 °C
15°C
4mph (6km/h)
south-southeast
1in (13mm)
80 %
84%
May. 18
Broken clouds
73 °F
65°F
23 °C
18°C
4mph (7km/h)
south-southwest
0in (4mm)
55 %
83%
May. 19
Thunderstorm with rain
67 °F
62°F
19 °C
17°C
4mph (7km/h)
south-southwest
0in (6mm)
65 %
86%
May. 20
Overcast clouds
71 °F
53°F
21 °C
12°C
3mph (5km/h)
west-northwest
0in (0mm)
10 %
82%
May. 21
Scattered clouds
73 °F
48°F
23 °C
9°C
4mph (7km/h)
north
0in (0mm)
20 %
67%
May. 22
Broken clouds
65 °F
48°F
18 °C
9°C
2mph (3km/h)
south-southeast
0in (0mm)
0 %
60%
May. 23
Broken clouds
71 °F
55°F
22 °C
13°C
3mph (5km/h)
southwest
0in (0mm)
0 %
73%
May. 24
Broken clouds
73 °F
55°F
23 °C
13°C
3mph (5km/h)
west
0in (0mm)
0 %
76%
May. 25
Broken clouds
63 °F
51°F
17 °C
11°C
3mph (4km/h)
north-northeast
0in (0mm)
0 %
69%

Chatham weather by month / climate table

Max.

Temperature

°F

ø.

Temperature

°F

Min.

Temperature

(°F)

Precip.

(in)

Rainy Days

(d)

Rel. Humidity

(%)

January

42.6 34 25 1.3 3 72%

February

41.4 34 26.6 0.8 1 70.8%

March

46.2 37.6 30.2 0.9 0 71.7%

April

51.4 44.6 37.8 0.5 3 75.9%

May

61 52.5 45.7 0.6 1 81.5%

June

69.8 61.3 54.9 0 0 84.1%

July

73.2 68.9 64.4 0 0 84.2%

August

73.9 69.6 65.3 0 0 83.2%

September

70.7 65.1 60.1 0 0 79.1%

October

64.4 56.1 46.8 0.3 0 72.8%

November

57.4 47.7 39.4 0.6 1 71%

December

48.9 40.1 33.4 2.2 3 70.5%

Max.

Temperature

°C

ø.

Temperature

°C

Min.

Temperature

(°C)

Precip.

(mm)

Rainy Days

(d)

Rel. Humidity

(%)

January

5.9 1.1 -3.9 34.2 3 72%

February

5.2 1.1 -3 21.4 1 70.8%

March

7.9 3.1 -1 23.4 0 71.7%

April

10.8 7 3.2 12.9 3 75.9%

May

16.1 11.4 7.6 14.8 1 81.5%

June

21 16.3 12.7 0 0 84.1%

July

22.9 20.5 18 0 0 84.2%

August

23.3 20.9 18.5 0 0 83.2%

September

21.5 18.4 15.6 0 0 79.1%

October

18 13.4 8.2 7.6 0 72.8%

November

14.1 8.7 4.1 16 1 71%

December

9.4 4.5 0.8 56.1 3 70.5%
The hottest 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 temperature. June is the month with the lowest precipitation of 0in / 0mm and December with the maximum precipitation in a year with 2.2in / 56.1mm.

Activities & POI in Chatham

Type of Activity List
Beach Harding Beach, Monomoy Beach, Oyster Pond Beach
Attraction Chatham Pier Fish Market, Stick'n Rudder Aero Tours
Golf Course Chatham Seaside Links, Eastward Ho Country Club
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