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WeatherLive › Massachusetts › Harwich Port

Harwich Port, MA Weather (02646)

Today Hourly 10-Day Weekend Monthly Radar Air Quality Climate
Current WeatherHarwich Port · 11:11 AM EDT
22° | 17°
21°C
Feels like 20°
Partly cloudy
WindN 12 mph · Gusts 14 mph
Precip11% · –
Humidity77% · Dew point 17°
UV index6 High
Air Quality35 Good
Pressure29.80 inHg
Visibility6 mi
Sunrise / Sunset6:10 AM · 7:07 PM · 12h 57m

Weather map — Harwich Port

Full radar →
Now
22°
15%
14 mph
12:00
21°
16%
15 mph
13:00
21°
17%
14 mph
14:00
21°
16%
14 mph
15:00
22°
10%
16 mph
16:00
20°
16%
17 mph
17:00
19°
8%
16 mph
18:00
18°
7%
14 mph
19:00
18°
7%
14 mph
20:00
18°
6%
14 mph
21:00
18°
8%
12 mph
22:00
18°
6%
12 mph
23:00
18°
9%
13 mph
00:00
18°
18%
13 mph
01:00
17°
16%
18 mph
02:00
17°
17%
17 mph
03:00
17°
16%
15 mph
04:00
17°
18%
16 mph
05:00
17°
17%
16 mph
06:00
17°
18%
17 mph
07:00
17°
17%
17 mph
08:00
17°
6%
19 mph
09:00
18°
5%
20 mph
10:00
18°
5%
21 mph

Today · Sat 9/5

High 22°
11% / –

Sunny. Winds NE at 17 mph.

Tonight · Sat 9/5

Low 17°
8% / –

Partly cloudy. Winds NE at 12 mph.

Tomorrow · Sun 9/6

19° | 17°
17% / –

Sunny. Winds N at 21 mph.

7-day trend

Harwich Port · temperature + precipitation

10-day forecast

Updated 11:11 AM

Details & indices

Wind
12 mph N
Gusts 14 mph
Humidity
77%
Dew point 17°
Pressure
29.80 inHg
Falling
UV index
6 — High
High today
Air Quality
Good
AQI 35 · US EPA
Allergy
None detected
—
Visibility
6 mi
Clear view
Allergy — Harwich Port

🌿 Conditions right now

View all →
Birch
None
Grass
None
Oak
None
Alder
None
Hazel
None
Mugwort
None
Ragweed
None

Sun & moon

Sunrise6:10 AM
Sunset7:07 PM
Length of day12h 57m
Moonrise—
Moonset3:45 PM
Moon phase🌗 Last Quarter · 35%
Next full moonSep 26 Harvest Moon
Latitude41.6668°N
Longitude-70.0786°E

Water temps nearby

View all →
Race Point, Cape Cod (29 mi)69°
Surfside, Nantucket (29 mi)70°
🌤️No rain expected in the next 90 minutes
Now+30+60+90 min
Minute-by-minute precip · HRRR nowcast

Daily planner

computed from today's forecast
Laundry day
Great
Line-drying weather
Grilling
Great
Fire up the grill
Running
Fair
Lace up outside
Patio
Great
Dinner outdoors
Nearby places in {{REGION}}
Boston
Partly cloudy
21°
Worcester
Sunny
21° 🌤️
Springfield
—
—
Data sources · Saturday, September 5
Where the Harwich Port forecast comes from
This page blends NOAA/NWS model guidance with global ensembles for the 10-day outlook, air quality and alerts. Data refreshes every hour, current conditions every 15 minutes. Coordinates: 41.6668°N, -70.0786°.
NBM + global weather models
Updated: 11:11 AM
Weather in Harwich Port
Harwich Port's outlook: warmest day near 25° (Thursday), coldest night about 14° (Friday). Roughly 0.06 in of rain falls over the period, with Thursday the most likely wet day (57%). Hold onto the patio furniture Thursday: gusts could hit 45 mph. The NWS alert board for this area is currently clear. Right now Harwich Port is running about 54° warmer than Manchester. Longer view: classic Northeast mix — nor'easters, humid spells and a glorious fall.
Harwich Port, MA · Elev 20 ft · 41.67°N, 70.08°W · Massachusetts · Forecast computed for these exact coordinates
Powered by NWS/NOAA guidance, multi-model forecasts and official environmental feeds · NOAA/NWS · EPA AirNow · MET Norway · global models
Updated: 11:11 AM