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WeatherLive › Massachusetts › Northwest Harwich

Northwest Harwich, MA Weather

Today Hourly 10-Day Weekend Monthly Radar Air Quality Climate
Current WeatherNorthwest Harwich · 1:59 PM EDT
79° | 70°
79°F
Feels like 83°
Mostly cloudy
WindS 8 mph · Gusts 8 mph
Precip60% · 0.02 in
Humidity87% · Dew point 74°
UV index7 High
Air Quality39 Good
Pressure29.97 inHg
Visibility6 mi
Sunrise / Sunset6:02 AM · 7:20 PM · 13h 18m

Weather map — Northwest Harwich

Full radar →
Now
79°
27%
8 mph
14:00
79°
27%
10 mph
15:00
78°
26%
10 mph
16:00
77°
27%
10 mph
17:00
77°
21%
10 mph
18:00
76°
23%
9 mph
19:00
75°
25%
8 mph
20:00
74°
39%
7 mph
21:00
73°
34%
9 mph
22:00
73°
44%
10 mph
23:00
73°
24%
10 mph
00:00
73°
22%
13 mph
01:00
71°
21%
17 mph
02:00
68°
32%
19 mph
03:00
68°
25%
20 mph
04:00
67°
8%
18 mph
05:00
67°
7%
18 mph
06:00
66°
7%
16 mph
07:00
67°
19%
14 mph
08:00
67°
17%
12 mph
09:00
68°
16%
11 mph
10:00
69°
16%
11 mph
11:00
69°
15%
11 mph
12:00
69°
15%
10 mph

Today · Fri 8/28

High 79°
60% / 0.02 in

Mostly cloudy. Winds S at 12 mph.

Tonight · Fri 8/28

Low 66°
34% / –

Partly cloudy. Winds SW at 9 mph.

Tomorrow · Sat 8/29

73° | 64°
20% / –

Mostly cloudy. Winds N at 20 mph.

7-day trend

Northwest Harwich · temperature + precipitation

10-day forecast

Updated 1:59 PM

Details & indices

Wind
8 mph S
Gusts 8 mph
Humidity
87%
Dew point 74°
Pressure
29.97 inHg
Rising
UV index
7 — High
High today
Air Quality
Good
AQI 39 · US EPA
Allergy
None detected
—
Visibility
6 mi
Clear view
Allergy — Northwest Harwich

🌿 Conditions right now

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

Sun & moon

Sunrise6:02 AM
Sunset7:20 PM
Length of day13h 18m
Moonrise7:31 PM
Moonset6:22 AM
Moon phase🌕 Full Moon · 100%
Next full moonSep 26 Harvest Moon
Latitude41.6903°N
Longitude-70.1025°E

Water temps nearby

View all →
Race Point, Cape Cod (27 mi)72°
Surfside, Nantucket (31 mi)72°
🌤️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
Poor
Line-drying weather
Grilling
Fair
Fire up the grill
Running
Poor
Lace up outside
Patio
Fair
Dinner outdoors
Nearby places in {{REGION}}
Boston
Mostly cloudy
85°
Worcester
Mostly cloudy
83° 🌤️
Springfield
—
—
Data sources · Friday, August 28
Where the Northwest Harwich 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: 41.6903°N, -70.1025°.
NBM + global weather models
Updated: 1:59 PM
Weather in Northwest Harwich
Over the next 10 days Northwest Harwich tops out around 79° (Friday) and dips to 63° on the coolest night (Tuesday). Models drop roughly 1.7 in of precipitation across the stretch — watch Thursday (87%). Wind is the one to watch: gusts to 39 mph around Thursday. No watches or warnings are active for the area right now. Right now Northwest Harwich is about 6° cooler than nearby Boston. Longer view: classic Northeast mix — nor'easters, humid spells and a glorious fall.
Northwest Harwich, MA · Elev 30 ft · 41.69°N, 70.10°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: 1:59 PM