Hyannis Water Temperature

Hyannis is a village close to Atlantic Ocean. August is the month with the hottest water temperature at 68.5°F / 20.3°C. The coldest month is February with an ø water temperature of 36.9°F / 2.7°C. August is the month with the lowest precipitation of 0in / 0mm and January with the highest precipitation in a year with 1.7in / 42.2mm. 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. June, July, August, September would be the best time to visit. Warm-summer humid continental climate would be the climate here.

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

Hyannis water temperature by month

°F

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

°C

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.

Hyannis weather today & 14-day weather forecast

7-day weather forecast
+9-day forecast

7-day weather forecast

Date	Weather	Max. F Min. F	Max. C Min. C	Windspeed Windir.	Precip. Rainrisk	Rel. Humidity
Dec. 09	Clear Sky	43 °F 37°F	6 °C 3°C	4mph (7km/h) west-southwest	0in (0mm) 0 %	56%
Dec. 10	Overcast clouds	42 °F 37°F	5 °C 3°C	3mph (6km/h) north	0in (1mm) 25 %	84%
Dec. 11	Mix snow/rain	41 °F 35°F	5 °C 2°C	2mph (4km/h) north-northeast	0in (5mm) 80 %	84%
Dec. 12	Mix snow/rain	40 °F 35°F	5 °C 2°C	4mph (6km/h) north-northeast	0in (1mm) 50 %	63%
Dec. 13	Mix snow/rain	41 °F 32°F	5 °C 0°C	4mph (6km/h) southeast	0in (1mm) 60 %	60%
Dec. 14	Broken clouds	40 °F 30°F	5 °C -1°C	5mph (9km/h) northwest	0in (0mm) 20 %	53%
Dec. 15	Overcast clouds	44 °F 38°F	7 °C 3°C	3mph (6km/h) northeast	0in (1mm) 30 %	68%

+9-day forecast

Date	Weather	Max. F Min. F	Max. C Min. C	Windspeed Windir.	Precip. Rainrisk	Rel. Humidity
Dec. 16	Overcast clouds	42 °F 38°F	6 °C 3°C	4mph (6km/h) north-northeast	0in (1mm) 35 %	67%
Dec. 17	Broken clouds	40 °F 36°F	5 °C 2°C	2mph (4km/h) north-northwest	0in (0mm) 10 %	62%
Dec. 18	Scattered clouds	41 °F 34°F	5 °C 1°C	2mph (4km/h) west-northwest	0in (0mm) 0 %	58%
Dec. 19	Few clouds	42 °F 34°F	5 °C 1°C	2mph (3km/h) west	0in (0mm) 0 %	60%
Dec. 20	Light shower rain	40 °F 37°F	4 °C 3°C	2mph (4km/h) west	0in (4mm) 65 %	93%
Dec. 21	Broken clouds	37 °F 34°F	3 °C 1°C	3mph (6km/h) west-northwest	0in (0mm) 15 %	71%
Dec. 22	Light snow	28 °F 22°F	-2 °C -5°C	6mph (10km/h) northwest	0in (1mm) 70 %	52%
Dec. 23	Light shower rain	41 °F 27°F	5 °C -3°C	3mph (4km/h) south-southwest	0in (1mm) 35 %	72%
Dec. 24	Light rain	39 °F 36°F	4 °C 2°C	3mph (6km/h) west-southwest	0in (5mm) 70 %	80%

Hyannis weather by month / climate table

°F

	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%

°C

	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%

August is the most draught at 0in / 0mm and January the month with the most rain around 1.7in / 42.2mm. The avg. temperature is around 70.5°F / 21.4°C, August is the hottest month in a year. January is the coolest with 33.1°F / 0.6°C avg. temperature.

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

atlantic ocean