7-Day Forecast Summary
7-Day Detailed Weather Forecast for Groton
This Afternoon |
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Temperature: 78°F Wind Speed: 16 mph Wind Direction: W Forecast: A chance of showers and thunderstorms before 5pm, then a chance of showers and thunderstorms. Some of the storms could be severe. Partly sunny, with a high near 78. West wind around 16 mph, with gusts as high as 29 mph. Chance of precipitation is 40%. |
Tonight |
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Temperature: 54°F Wind Speed: 9 to 16 mph Wind Direction: W Forecast: A slight chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 54. West wind 9 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 20%. |
Juneteenth |
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Temperature: 72°F Wind Speed: 10 to 15 mph Wind Direction: W Forecast: A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 72. West wind 10 to 15 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible. |
Friday Night |
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Temperature: 52°F Wind Speed: 9 to 14 mph Wind Direction: W Forecast: A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 52. West wind 9 to 14 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible. |
Saturday |
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Temperature: 71°F Wind Speed: 10 to 14 mph Wind Direction: W Forecast: A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 71. West wind 10 to 14 mph. Chance of precipitation is 20%. |
Saturday Night |
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Temperature: 51°F Wind Speed: 2 to 10 mph Wind Direction: W Forecast: A slight chance of rain showers before 8pm. Mostly clear, with a low around 51. Chance of precipitation is 20%. |
Sunday |
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Temperature: 73°F Wind Speed: 2 to 8 mph Wind Direction: W Forecast: A slight chance of rain showers between 8am and 2pm, then a slight chance of showers and thunderstorms. Mostly sunny, with a high near 73. |
Sunday Night |
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Temperature: 54°F Wind Speed: 0 to 5 mph Wind Direction: N Forecast: A chance of showers and thunderstorms. Mostly cloudy, with a low around 54. Chance of precipitation is 40%. |
Monday |
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Temperature: 70°F Wind Speed: 3 to 9 mph Wind Direction: SE Forecast: Rain showers before 2pm, then showers and thunderstorms likely. Mostly cloudy, with a high near 70. Chance of precipitation is 80%. |
Monday Night |
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Temperature: 52°F Wind Speed: 8 mph Wind Direction: W Forecast: Showers and thunderstorms likely. Mostly cloudy, with a low around 52. Chance of precipitation is 70%. |
Tuesday |
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Temperature: 73°F Wind Speed: 7 to 12 mph Wind Direction: NW Forecast: A chance of rain showers. Partly sunny, with a high near 73. Chance of precipitation is 30%. |
Tuesday Night |
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Temperature: 52°F Wind Speed: 1 to 10 mph Wind Direction: NW Forecast: A chance of rain showers before 8pm. Partly cloudy, with a low around 52. Chance of precipitation is 30%. |
Wednesday |
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Temperature: 76°F Wind Speed: 1 to 7 mph Wind Direction: W Forecast: A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 76. |
Wednesday Night |
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Temperature: 54°F Wind Speed: 0 to 3 mph Wind Direction: SW Forecast: A chance of showers and thunderstorms. Partly cloudy, with a low around 54. |

