Weather in Groton, Connecticut, United States

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7-Day Detailed Weather Forecast for Groton

Tonight

Temperature: 67°F

Wind Speed: 5 mph

Wind Direction: SW

Forecast: Patchy fog after 2am. Partly cloudy, with a low around 67. Southwest wind around 5 mph.

Saturday

Temperature: 74°F

Wind Speed: 0 to 10 mph

Wind Direction: SW

Forecast: Patchy fog before 8am. Mostly sunny, with a high near 74. Southwest wind 0 to 10 mph.

Saturday Night

Temperature: 67°F

Wind Speed: 6 to 9 mph

Wind Direction: S

Forecast: Mostly cloudy, with a low around 67. South wind 6 to 9 mph.

Sunday

Temperature: 78°F

Wind Speed: 7 to 12 mph

Wind Direction: S

Forecast: Partly sunny. High near 78, with temperatures falling to around 75 in the afternoon. South wind 7 to 12 mph.

Sunday Night

Temperature: 69°F

Wind Speed: 5 to 10 mph

Wind Direction: S

Forecast: A slight chance of rain showers between 8pm and 2am, then showers and thunderstorms likely. Mostly cloudy. Low around 69, with temperatures rising to around 72 overnight. South wind 5 to 10 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

Monday

Temperature: 78°F

Wind Speed: 7 to 13 mph

Wind Direction: S

Forecast: Showers and thunderstorms. Some of the storms could produce heavy rain. Mostly cloudy. High near 78, with temperatures falling to around 73 in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

Monday Night

Temperature: 67°F

Wind Speed: 5 to 10 mph

Wind Direction: SW

Forecast: Showers and thunderstorms likely. Some of the storms could produce heavy rain. Mostly cloudy, with a low around 67. Chance of precipitation is 60%.

Tuesday

Temperature: 82°F

Wind Speed: 5 to 8 mph

Wind Direction: S

Forecast: Showers and thunderstorms likely. Partly sunny, with a high near 82. Chance of precipitation is 60%.

Tuesday Night

Temperature: 66°F

Wind Speed: 1 to 7 mph

Wind Direction: S

Forecast: A chance of showers and thunderstorms. Mostly cloudy, with a low around 66. Chance of precipitation is 30%.

Wednesday

Temperature: 82°F

Wind Speed: 2 to 9 mph

Wind Direction: S

Forecast: A chance of showers and thunderstorms. Partly sunny, with a high near 82. Chance of precipitation is 40%.

Wednesday Night

Temperature: 69°F

Wind Speed: 3 to 7 mph

Wind Direction: SW

Forecast: A chance of rain showers. Mostly cloudy, with a low around 69. Chance of precipitation is 30%.

Thursday

Temperature: 84°F

Wind Speed: 5 to 12 mph

Wind Direction: SW

Forecast: A chance of rain showers before 2pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 84. Chance of precipitation is 30%.

Thursday Night

Temperature: 70°F

Wind Speed: 3 to 9 mph

Wind Direction: SW

Forecast: A chance of showers and thunderstorms. Mostly cloudy, with a low around 70. Chance of precipitation is 30%.

Friday

Temperature: 84°F

Wind Speed: 3 to 8 mph

Wind Direction: SW

Forecast: A slight chance of rain showers. Mostly sunny, with a high near 84.