Hyannis Harbor, MA Weather Forecast and Current Conditions

Day	Sky	High / Low	Precip	Wind	Humidity
Thu Sep 10	Mostly Clear Close Hourly	-º / 63º	2%	WNW 15 mph	68%
5pm	Sunny	79º	2%	WSW 15 mph	71%
6pm	Sunny	77º	2%	WSW 13 mph	76%
7pm	Clear	75º	2%	WSW 11 mph	81%
8pm	Clear	74º	2%	W 8 mph	78%
9pm	Clear	72º	1%	W 7 mph	77%
10pm	Clear	71º	1%	W 7 mph	70%
11pm	Partly Cloudy	70º	0%	WNW 8 mph	63%
Fri Sep 11	Partly Cloudy View Hourly	73º / 54º	3%	NW 11 mph	59%
12am	Partly Cloudy	69º	0%	WNW 9 mph	58%
1am	Mostly Cloudy	68º	0%	WNW 7 mph	58%
2am	Mostly Cloudy	67º	0%	WNW 7 mph	59%
3am	Mostly Cloudy	67º	0%	WNW 7 mph	63%
4am	Partly Cloudy	66º	0%	NW 7 mph	64%
5am	Partly Cloudy	65º	1%	NW 6 mph	68%
6am	Partly Cloudy	64º	2%	NW 7 mph	72%
7am	Partly Cloudy	64º	3%	NW 6 mph	72%
8am	Partly Cloudy	67º	2%	NNW 9 mph	69%
9am	Partly Cloudy	69º	1%	NNW 10 mph	63%
10am	Partly Cloudy	68º	0%	NNW 11 mph	62%
11am	Mostly Sunny	69º	0%	N 10 mph	58%
12pm	Mostly Sunny	70º	0%	N 8 mph	54%
1pm	Partly Cloudy	71º	0%	N 7 mph	51%
2pm	Partly Cloudy	71º	0%	NNW 6 mph	51%
3pm	Mostly Sunny	72º	0%	WNW 3 mph	52%
4pm	Mostly Sunny	72º	0%	S 5 mph	55%
5pm	Mostly Sunny	71º	0%	SSW 6 mph	57%
6pm	Mostly Sunny	70º	1%	SSW 6 mph	64%
7pm	Clear	68º	3%	SW 5 mph	72%
8pm	Clear	66º	4%	SW 3 mph	77%
9pm	Clear	63º	5%	WSW 2 mph	85%
10pm	Clear	61º	6%	W 1 mph	88%
11pm	Clear	60º	6%	NW 3 mph	86%
Sat Sep 12	Mostly Sunny View Hourly	73º / 63º	4%	SE 9 mph	61%
12am	Clear	59º	5%	NNW 3 mph	86%
1am	Clear	59º	4%	N 2 mph	86%
2am	Clear	59º	4%	N 3 mph	83%
3am	Clear	58º	3%	NNE 3 mph	80%
4am	Clear	57º	3%	NNE 2 mph	81%
5am	Clear	56º	4%	NNE 2 mph	82%
6am	Clear	55º	4%	NE 2 mph	84%
7am	Sunny	58º	4%	ENE 2 mph	81%
8am	Sunny	64º	2%	ENE 3 mph	71%
9am	Sunny	68º	1%	E 4 mph	63%
10am	Sunny	70º	0%	E 6 mph	57%
11am	Sunny	71º	0%	ESE 5 mph	55%
12pm	Sunny	71º	0%	SSE 6 mph	54%
1pm	Sunny	72º	0%	SSE 7 mph	54%
2pm	Mostly Sunny	72º	0%	SSE 9 mph	55%
3pm	Partly Cloudy	72º	0%	SSE 9 mph	56%
4pm	Partly Cloudy	71º	0%	SSE 9 mph	58%
Sun Sep 13	Rain	73º / 65º	82%	S 13 mph	87%
Mon Sep 14	Partly Cloudy	71º / 58º	15%	NNW 14 mph	68%
Tue Sep 15	Mostly Sunny	69º / 59º	2%	NE 9 mph	57%
Wed Sep 16	Mostly Sunny	76º / 64º	9%	SW 12 mph	69%
Thu Sep 17	PM Showers	73º / 63º	32%	SSW 12 mph	78%

Buoy Data
For Hyannis Harbor, MA
Wind Forecast
In Hyannis Harbor, MA
Radar
In Hyannis Harbor, MA
Marine Forecast
In Hyannis Harbor, MA

NOAA Weather Marine Forecast for Hyannis Harbor, MA

Tonight

Low : 66ºF
WSW wind 8 to 13 kt becoming WNW after midnight. Mostly clear. Seas 1 to 2 ft.

Friday

High : 72ºF
N wind 5 to 9 kt. Sunny. Seas 1 to 2 ft.

Friday Night

Low : 62ºF
SW wind around 6 kt becoming variable and less than 5 kt in the evening. Clear. Seas around 1 ft.

Saturday

High : 71ºF
Variable winds less than 5 kt becoming S 5 to 8 kt in the afternoon. Sunny. Seas 1 to 2 ft.

Saturday Night

Low : 65ºF
S wind around 9 kt. Isolated showers after 5am. Seas around 1 ft.

Sunday

High : 73ºF
S wind 10 to 12 kt. Showers likely, mainly between 8am and 11am. Seas around 2 ft.

Sunday Night

Low : 67ºF
SW wind around 9 kt becoming W after midnight. Mostly cloudy. Seas around 1 ft.

Monday

High : 72ºF
NW wind 8 to 11 kt becoming N in the afternoon. Mostly sunny. Seas 1 to 2 ft.

Monday Night

Low : 64ºF
NE wind 6 to 8 kt. Partly cloudy. Seas around 1 ft.

Current Weather Conditions In Hyannis Harbor, MA

As Of: 16 minutes ago

Temperature: 79ºF
Feels Like: 83ºF

Wind Speed: 15mph
Direction: 0º (WSW)
Gusts: 26mph

Cloud Cover: Sunny
Visibility: 10mi

Pressure: 29.76"
Humidity: 71%
Dew Point: 0ºF

The weather right now in Hyannis Harbor, MA is Sunny. The current temperature is 79°F, and the expected high and low for today, Thursday, September 10, 2026, are -° high temperature and 63°F low temperature. The wind is currently blowing at 15 miles per hour, and coming from the West Southwest. The wind is gusting to 26 mph. With the wind and the atmosphere the temperature feels like 83° Fahrenheit. Expected precipitation is 2 percent, with current humidity at 71 percent, and air pressure at 29.76 in. Visibility is 10 nautical miles. There are no current weather alert(s).