10-day forecast for Groton, MA: 30° to 74°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.
74°
Best day: Wednesday, November 4
56° · 0.31 in
Worst day: Sunday, November 8
Tap any day below to see morning, afternoon, evening and overnight.
Thu, 0572° / 60°0.1
Morning64°feels 65°
Afternoon67°feels 68°
Evening64°feels 64°
Overnight61°feels 62°
72 °
Groton, Thursday, 5 November
Rain. High 72°, low 60°.
Pressure29.85 inHg
Wind14.9 mph SW
Humidity67%
Visibility6.2 mi
Dew point60°
Fri, 0670° / 58°0.07
Morning62°feels 62°
Afternoon69°feels 69°
Evening59°feels 59°
Overnight61°feels 62°
70 °
Groton, Friday, 6 November
Light rain. High 70°, low 58°.
Pressure29.85 inHg
Wind2.3 mph S
Humidity68%
Visibility4.9 mi
Dew point59°
Sat, 0763° / 54°0.02
Morning57°feels 56°
Afternoon63°feels 62°
Evening55°feels 55°
Overnight57°feels 57°
63 °
Groton, Saturday, 7 November
Light rain. High 63°, low 54°.
Pressure29.83 inHg
Wind6 mph NE
Humidity68%
Visibility6.2 mi
Dew point52°
Sun, 0856° / 44°0.31
Morning49°feels 46°
Afternoon49°feels 46°
Evening50°feels 47°
Overnight51°feels 50°
56 °
Groton, Sunday, 8 November
Rain. High 56°, low 44°.
Pressure29.77 inHg
Wind8.2 mph NW
Humidity68%
Visibility—
Dew point39°
Mon, 0949° / 44°0.01
Morning47°feels 41°
Afternoon48°feels 43°
Evening47°feels 42°
Overnight45°feels 40°
49 °
Groton, Monday, 9 November
Light rain. High 49°, low 44°.
Pressure29.62 inHg
Wind14.7 mph NW
Humidity60%
Visibility—
Dew point35°
Tue, 1062° / 46°0
Morning49°feels 46°
Afternoon58°feels 56°
Evening55°feels 52°
Overnight47°feels 44°
62 °
Groton, Tuesday, 10 November
Overcast. High 62°, low 46°.
Pressure29.88 inHg
Wind12.8 mph W
Humidity45%
Visibility—
Dew point35°
Wed, 1151° / 39°0
Morning46°feels 44°
Afternoon49°feels 45°
Evening44°feels 40°
Overnight40°feels 36°
51 °
Groton, Wednesday, 11 November
Partly cloudy. High 51°, low 39°.
Pressure30.03 inHg
Wind9.3 mph N
Humidity53%
Visibility—
Dew point32°
Thu, 1247° / 30°0
Morning33°feels 29°
Afternoon41°feels 38°
Evening41°feels 37°
Overnight35°feels 30°
47 °
Groton, Thursday, 12 November
Clear. High 47°, low 30°.
Pressure29.94 inHg
Wind6.6 mph W
Humidity37%
Visibility—
Dew point15°
Fri, 1350° / 34°0
Morning38°feels 32°
Afternoon46°feels 41°
Evening43°feels 38°
Overnight37°feels 31°
50 °
Groton, Friday, 13 November
Overcast. High 50°, low 34°.
Pressure29.56 inHg
Wind11.2 mph W
Humidity58%
Visibility—
Dew point31°
About this forecast
How reliable is a 10-day forecast?
The first 3–5 days are the most reliable, typically within 2–4°. From day six to ten the models show the trend: the direction of change is right more often than the exact numbers.
What does the time-of-day table show?
Temperature in Groton, MA around 8am, 2pm, 8pm and 2am each day — handy for planning a walk, a drive or work outdoors.
How is the best day chosen?
We weigh the daytime high against precipitation: a warm, dry day scores highest.