Hyannis Water Temperature

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Hyannis is a village close to Atlantic Ocean. Warm-summer humid continental climate would be the climate here. August is the month with the highest water temperature at 68.5°F / 20.3°C. The month with the lowest is February with an average water temperature of 36.9°F / 2.7°C. The avg. air temperature is around 70.5°F / 21.4°C, August is the month with the highest temperature. January is the coolest with 33.1°F / 0.6°C average air temperature. August is the month with the min. precipitation of 0in / 0mm and January with the max. precipitation in a year with 1.7in / 42.2mm. June, July, August, September would be the best time to visit this place.

Hyannis Summary

Description Value
Current water temperature /
Warmest Month Water Temperature: August with 68.5°F / 20.3°C
Coldest Month Water Temperature: February with 36.9°F / 2.7°C
Warmest Month Air Temperature: August with 70.5°F / 21.4°C
Coldest Month Air Temperature: January with 33.1°F / 0.6°C
Wettest Month: January with 1.7in / 42.2mm
Driest Month: August with 0in / 0mm
Highest Humidity June with 82.5%
Lowest Humidity February with 70.6%
Best Time to Visit: June, July, August, September
Climate Classification Warm-summer humid continental climate

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Hyannis water temperature by month

Atlantic Ocean water temperature by month

Max. Water

Temperature (°F)

ø. Water

Temperature (°F)

Min. Water

Temperature (°F)

January

42.4 39.7 37.6

February

37.6 37 36.3

March

39.9 37.9 36.9

April

46.6 43 39.9

May

55.4 50.7 46.6

June

63.7 59 55.6

July

68.5 66.6 63.5

August

69.4 68.4 67.1

September

67.5 65.3 62.8

October

62.6 58.3 53.8

November

54 50.7 47.3

December

47.3 44.8 42.3

Atlantic Ocean water temperature by month

Max. Water

Temperature (°C)

ø. Water

Temperature (°C)

Min. Water

Temperature (°C)

January

5.8 4.3 3.1

February

3.1 2.8 2.4

March

4.4 3.3 2.7

April

8.1 6.1 4.4

May

13 10.4 8.1

June

17.6 15 13.1

July

20.3 19.2 17.5

August

20.8 20.2 19.5

September

19.7 18.5 17.1

October

17 14.6 12.1

November

12.2 10.4 8.5

December

8.5 7.1 5.7
August is the month with the warmest water temperature at 68.5°F / 20.3°C. The month with the coldest is February with an average water temperature of 36.9°F / 2.7°C.

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Hyannis weather today & 14-day weather forecast

Date
Weather
Max. F
Min. F
Max. C
Min. C
Windspeed
Windir.
Precip.
Rainrisk
Rel. Humidity
Jul. 05
Scattered clouds
79 °F
60°F
26 °C
16°C
2mph (3km/h)
southwest
0in (0mm)
0 %
70%
Jul. 06
Scattered clouds
81 °F
67°F
27 °C
19°C
3mph (6km/h)
southwest
0in (0mm)
0 %
76%
Jul. 07
Broken clouds
81 °F
71°F
27 °C
21°C
3mph (5km/h)
southwest
0in (0mm)
15 %
86%
Jul. 08
Thunderstorm with rain
82 °F
71°F
28 °C
22°C
2mph (4km/h)
southwest
0in (11mm)
80 %
89%
Jul. 09
Thunderstorm with rain
78 °F
69°F
25 °C
21°C
2mph (3km/h)
southeast
0in (4mm)
60 %
90%
Jul. 10
Overcast clouds
76 °F
64°F
25 °C
18°C
2mph (3km/h)
east
0in (1mm)
25 %
90%
Jul. 11
Overcast clouds
65 °F
64°F
19 °C
18°C
3mph (4km/h)
northeast
0in (0mm)
10 %
94%
Date
Weather
Max. F
Min. F
Max. C
Min. C
Windspeed
Windir.
Precip.
Rainrisk
Rel. Humidity
Jul. 12
Overcast clouds
68 °F
63°F
20 °C
17°C
3mph (6km/h)
east-northeast
0in (0mm)
15 %
89%
Jul. 13
Broken clouds
71 °F
64°F
22 °C
18°C
3mph (5km/h)
east-northeast
0in (0mm)
20 %
83%
Jul. 14
Scattered clouds
74 °F
64°F
23 °C
18°C
2mph (4km/h)
east-southeast
0in (0mm)
0 %
75%
Jul. 15
Broken clouds
73 °F
65°F
23 °C
18°C
2mph (3km/h)
southeast
0in (0mm)
0 %
85%
Jul. 16
Broken clouds
74 °F
66°F
24 °C
19°C
1mph (2km/h)
south-southeast
0in (0mm)
0 %
88%
Jul. 17
Few clouds
79 °F
69°F
26 °C
21°C
2mph (4km/h)
southwest
0in (0mm)
0 %
82%
Jul. 18
Few clouds
80 °F
67°F
27 °C
20°C
2mph (4km/h)
east-southeast
0in (0mm)
0 %
83%
Jul. 19
Scattered clouds
83 °F
70°F
28 °C
21°C
3mph (5km/h)
west-southwest
0in (2mm)
40 %
86%
Jul. 20
Light rain
73 °F
62°F
23 °C
17°C
2mph (4km/h)
east-northeast
0in (4mm)
55 %
74%

Hyannis weather by month / climate table

Max.

Temperature

°F

ø.

Temperature

°F

Min.

Temperature

(°F)

Precip.

(in)

Rainy Days

(d)

Rel. Humidity

(%)

January

42.1 33.1 24.1 1.7 3 71.4%

February

41 33.4 25.9 0.6 1 70.6%

March

47.3 37.6 29.1 1 1 71.9%

April

53.4 45.3 37.4 0.4 3 75.1%

May

63.7 53.8 45.9 0.8 0 80.2%

June

72.1 62.6 55.4 0.3 0 82.5%

July

75.6 70.3 65.1 0 0 81.9%

August

76.1 70.5 65.7 0 0 81.6%

September

72 65.5 60.1 0.1 0 78.6%

October

65.3 56.3 46.2 0.4 0 73.4%

November

58.1 47.3 38.7 0 1 71.9%

December

48.7 39.4 32.5 1.2 2 71.5%

Max.

Temperature

°C

ø.

Temperature

°C

Min.

Temperature

(°C)

Precip.

(mm)

Rainy Days

(d)

Rel. Humidity

(%)

January

5.6 0.6 -4.4 42.2 3 71.4%

February

5 0.8 -3.4 15.2 1 70.6%

March

8.5 3.1 -1.6 25.3 1 71.9%

April

11.9 7.4 3 9.2 3 75.1%

May

17.6 12.1 7.7 21.5 0 80.2%

June

22.3 17 13 6.4 0 82.5%

July

24.2 21.3 18.4 1 0 81.9%

August

24.5 21.4 18.7 0 0 81.6%

September

22.2 18.6 15.6 2.6 0 78.6%

October

18.5 13.5 7.9 9.3 0 73.4%

November

14.5 8.5 3.7 0 1 71.9%

December

9.3 4.1 0.3 29.9 2 71.5%
The hottest avg. temperature is around 70.5°F / 21.4°C, August is the month with the highest temperature. January is the coolest with 33.1°F / 0.6°C average temperature. August is the month with the lowest precipitation of 0in / 0mm and January with the maximum precipitation in a year with 1.7in / 42.2mm.

Activities & POI in Hyannis

Type of Activity List
Beach Craigville Beach, Dowses Beach, Keyes Memorial Beach, Long Beach, Thachers Beach, Englewood Beach, Hyannis Port Beach, Christian Camp Meeting Beach, Seagull Beach, Keyes Beach, Bay View Street Beach, Public Beach
Marina for Sailing, Boat adventures, fishing Hyannis Marina, Hyannis Port Yacht Club, Hyannis Yacht Club Mooring Field
Attraction Wild Animal Lagoon, Jump On Us!, Putter's Paradise, Wackenhammer's Clockwork Arcade and Carousel
Golf Course Hyannisport Club, Twin Brooks Golf Course
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