Groton, MA 14 Day Weather - 01450 WeatherWorld.com
Quick Weather Clicks
Settings
Sun & Moon


Groton, MA Weather Forecast


Groton, MA Weather Forecast Dated: 622 AM Thu Sep 17 2026
Expect a cool pattern with a mix of sun and clouds and frequent chances of rain over the coming period. generally humid conditions and no major pressure swings will dominate.
Thursday, September 17, 2026
Mid-Morning
69°F 21°C
Partly Cloudy
Mid-Afternoon
75°F 24°C
Overcast
Early-Evening
69°F 21°C
Overcast
Pleasant near 75°F 24°C, partly cloudy in the morning, becoming overcast through the afternoon and evening, with increasing humidity and barometric pressure falling.
Friday, September 18, 2026
Mid-Morning
68°F 20°C
Sunny
Mid-Afternoon
76°F 25°C
Cloudy
Early-Evening
63°F 18°C
Overcast
Comfortable with temperatures reaching 76°F 25°C, sunny in the morning, cloudy in the afternoon, and overcast this evening, with lower humidity and steady pressure. Winds turning from the NW to the NNW at 10 mph 16 km/h. Gusts up to 22 mph 36 km/h.
Saturday, September 19, 2026
Mid-Morning
52°F 11°C
Overcast
Mid-Afternoon
65°F 18°C
Overcast
Early-Evening
56°F 13°C
Overcast
Comfortable at 65°F 18°C, overcast throughout the day, with steady humidity and steady pressure.
Sunday, September 20, 2026
Mid-Morning
53°F 11°C
Rain
Mid-Afternoon
60°F 16°C
Light Showers
Early-Evening
53°F 12°C
Light Rain
Cool with a high near 60°F 16°C, rounds of showers expected off and on all day, with steady humidity and barometric pressure falling. Winds switching from the SE to the NNW at 8 mph 13 km/h.
Monday, September 21, 2026
Mid-Morning
51°F 11°C
Sunny
Mid-Afternoon
63°F 17°C
Overcast
Early-Evening
55°F 13°C
Overcast
Refreshing around 63°F 17°C, sunny in the morning, cloudy in the afternoon, and overcast this evening, with steady humidity and steady pressure.
Tuesday, September 22, 2026
Mid-Morning
54°F 12°C
Overcast
Mid-Afternoon
49°F 9°C
Light Showers
Early-Evening
48°F 9°C
Light Showers
Cool and brisk at 49°F 9°C, dry early, with showers continuing through afternoon and evening, with increasing humidity and steady pressure.
Wednesday, September 23, 2026
Mid-Morning
51°F 11°C
Light Showers
Mid-Afternoon
55°F 13°C
Light Showers
Early-Evening
57°F 14°C
Light Showers
Chilly near 55°F 13°C, rounds of showers expected off and on all day, with steady humidity and barometric pressure falling.
Thursday, September 24, 2026
Mid-Morning
59°F 15°C
Light Showers
Mid-Afternoon
61°F 16°C
Fog
Early-Evening
61°F 16°C
Fog
Cool with a high near 61°F 16°C, scattered morning showers before drying out later, with steady humidity and barometric pressure falling.
Friday, September 25, 2026
Mid-Morning
59°F 15°C
Sunny
Mid-Afternoon
67°F 19°C
Sunny
Early-Evening
57°F 14°C
Sunny
Refreshing around 67°F 19°C, sunny in the morning, partly cloudy in the afternoon, and sunny this evening, with lower humidity and barometric pressure rising. Winds W at 13 mph 21 km/h. Gusts up to 23 mph 37 km/h.
Saturday, September 26, 2026
Mid-Morning
49°F 9°C
Sunny
Mid-Afternoon
59°F 15°C
Sunny
Early-Evening
50°F 10°C
Sunny
Mildly cool near 59°F 15°C, sunny in the morning, partly cloudy in the afternoon, and sunny this evening, with steady humidity and steady pressure. Winds out of the NW at 11 mph 17 km/h.
Sunday, September 27, 2026
Mid-Morning
54°F 12°C
Sunny
Mid-Afternoon
68°F 20°C
Sunny
Early-Evening
60°F 16°C
Sunny
Pleasant near 68°F 20°C, sunny throughout the day, with increasing humidity and steady pressure.
Monday, September 28, 2026
Mid-Morning
62°F 16°C
Sunny
Mid-Afternoon
76°F 25°C
Sunny
Early-Evening
66°F 19°C
Sunny
Comfortable with temperatures reaching 76°F 25°C, sunny throughout the day, with steady humidity and steady pressure.
Tuesday, September 29, 2026
Mid-Morning
66°F 19°C
Sunny
Mid-Afternoon
78°F 26°C
Overcast
Early-Evening
67°F 20°C
Overcast
Enjoyable around 78°F 26°C, partly cloudy through the afternoon, turning overcast this evening, with steady humidity and steady pressure.
Wednesday, September 30, 2026
Mid-Morning
66°F 19°C
Overcast
Mid-Afternoon
70°F 21°C
Partly Cloudy
Early-Evening
63°F 17°C
Partly Cloudy
Mild temperatures up to 70°F 21°C, overcast in the morning, cloudy in the afternoon, and partly cloudy this evening, with steady humidity and steady pressure. Winds shifting from the W to the NNW at 8 mph 13 km/h. Gusts up to 21 mph 32 km/h.
Groton, MA Weather Radar Map
Use the map search tool if you want to place a location marker on the radar map...
Weather World