10-day forecast for Groton, MA: 30° to 73°, with precipitation expected on 4 days. The table below breaks each day into morning, afternoon, evening and overnight.
73°
Best day: Wednesday, November 4
58° · 0.78 in
Worst day: Saturday, November 7
Tap any day below to see morning, afternoon, evening and overnight.
Thu, 0572° / 57°0.09
Morning62°feels 62°
Afternoon67°feels 68°
Evening68°feels 69°
Overnight58°feels 58°
72 °
Groton, Thursday, 5 November
Rain. High 72°, low 57°.
Pressure29.88 inHg
Wind13.7 mph SW
Humidity70%
Visibility6.2 mi
Dew point60°
Fri, 0673° / 59°0.07
Morning64°feels 64°
Afternoon73°feels 73°
Evening61°feels 61°
Overnight65°feels 65°
73 °
Groton, Friday, 6 November
Rain. High 73°, low 59°.
Pressure29.85 inHg
Wind3.9 mph SW
Humidity60%
Visibility6.2 mi
Dew point58°
Sat, 0758° / 48°0.78
Morning52°feels 52°
Afternoon56°feels 54°
Evening49°feels 47°
Overnight57°feels 57°
58 °
Groton, Saturday, 7 November
Heavy rain. High 58°, low 48°.
Pressure29.80 inHg
Wind9.5 mph NE
Humidity74%
Visibility6.2 mi
Dew point48°
Sun, 0857° / 42°0.37
Morning47°feels 44°
Afternoon56°feels 54°
Evening52°feels 49°
Overnight46°feels 44°
57 °
Groton, Sunday, 8 November
Rain. High 57°, low 42°.
Pressure29.68 inHg
Wind12.8 mph NW
Humidity58%
Visibility6.2 mi
Dew point40°
Mon, 0949° / 41°0
Morning47°feels 40°
Afternoon49°feels 43°
Evening46°feels 40°
Overnight42°feels 36°
49 °
Groton, Monday, 9 November
Partly cloudy. High 49°, low 41°.
Pressure29.62 inHg
Wind16.1 mph NW
Humidity54%
Visibility—
Dew point33°
Tue, 1058° / 38°0
Morning43°feels 38°
Afternoon51°feels 49°
Evening51°feels 49°
Overnight43°feels 40°
58 °
Groton, Tuesday, 10 November
Partly cloudy. High 58°, low 38°.
Pressure29.94 inHg
Wind9.8 mph W
Humidity51%
Visibility—
Dew point32°
Wed, 1160° / 42°0
Morning46°feels 44°
Afternoon55°feels 53°
Evening52°feels 49°
Overnight45°feels 41°
60 °
Groton, Wednesday, 11 November
Clear. High 60°, low 42°.
Pressure29.80 inHg
Wind5.9 mph NW
Humidity54%
Visibility—
Dew point37°
Thu, 1249° / 36°0
Morning43°feels 38°
Afternoon48°feels 43°
Evening44°feels 38°
Overnight37°feels 31°
49 °
Groton, Thursday, 12 November
Clear. High 49°, low 36°.
Pressure29.59 inHg
Wind12.6 mph NW
Humidity56%
Visibility—
Dew point33°
Fri, 1343° / 30°0
Morning35°feels 29°
Afternoon39°feels 34°
Evening38°feels 32°
Overnight30°feels 25°
43 °
Groton, Friday, 13 November
Overcast. High 43°, low 30°.
Pressure29.71 inHg
Wind7.8 mph W
Humidity49%
Visibility—
Dew point21°
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.