10-day forecast for Groton, MA: 33° to 68°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
68°
Best day: Monday, November 2
64° · 0.67 in
Worst day: Friday, November 6
Tap any day below to see morning, afternoon, evening and overnight.
Fri, 3066° / 45°0
Morning56°feels 54°
Afternoon62°feels 60°
Evening50°feels 46°
Overnight51°feels 50°
66 °
Groton, Friday, 30 October
Clear. High 66°, low 45°.
Pressure29.97 inHg
Wind11.3 mph NW
Humidity44%
Visibility6.2 mi
Dew point42°
Sat, 3151° / 36°0
Morning42°feels 36°
Afternoon51°feels 48°
Evening39°feels 36°
Overnight42°feels 36°
51 °
Groton, Saturday, 31 October
Partly cloudy. High 51°, low 36°.
Pressure30.39 inHg
Wind10.6 mph NW
Humidity50%
Visibility6.2 mi
Dew point25°
Sun, 0156° / 33°0
Morning36°feels 31°
Afternoon56°feels 54°
Evening43°feels 40°
Overnight34°feels 30°
56 °
Groton, Sunday, 1 November
Clear. High 56°, low 33°.
Pressure30.45 inHg
Wind6.1 mph W
Humidity44%
Visibility6.2 mi
Dew point32°
Mon, 0268° / 45°0
Morning47°feels 43°
Afternoon62°feels 60°
Evening62°feels 61°
Overnight45°feels 40°
68 °
Groton, Monday, 2 November
Clear. High 68°, low 45°.
Pressure30.24 inHg
Wind8.3 mph W
Humidity39%
Visibility6.2 mi
Dew point39°
Tue, 0367° / 47°0
Morning52°feels 51°
Afternoon62°feels 61°
Evening61°feels 60°
Overnight49°feels 48°
67 °
Groton, Tuesday, 3 November
Overcast. High 67°, low 47°.
Pressure30.33 inHg
Wind5.2 mph W
Humidity59%
Visibility—
Dew point46°
Wed, 0455° / 43°0
Morning47°feels 46°
Afternoon53°feels 51°
Evening51°feels 49°
Overnight44°feels 43°
55 °
Groton, Wednesday, 4 November
Partly cloudy. High 55°, low 43°.
Pressure30.53 inHg
Wind6.1 mph E
Humidity61%
Visibility—
Dew point39°
Thu, 0558° / 40°0
Morning44°feels 44°
Afternoon54°feels 53°
Evening56°feels 55°
Overnight52°feels 51°
58 °
Groton, Thursday, 5 November
Overcast. High 58°, low 40°.
Pressure30.24 inHg
Wind5.8 mph S
Humidity74%
Visibility—
Dew point44°
Fri, 0664° / 58°0.67
Morning61°feels 61°
Afternoon63°feels 64°
Evening64°feels 64°
Overnight61°feels 62°
64 °
Groton, Friday, 6 November
Rain. High 64°, low 58°.
Pressure29.68 inHg
Wind12.8 mph S
Humidity96%
Visibility—
Dew point61°
Sat, 0764° / 39°0.1
Morning59°feels 58°
Afternoon62°feels 62°
Evening51°feels 49°
Overnight43°feels 36°
64 °
Groton, Saturday, 7 November
Light rain. High 64°, low 39°.
Pressure29.50 inHg
Wind15.3 mph NW
Humidity73%
Visibility—
Dew point54°
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.