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City of Groton, ConnecticutGroton, CT 7-Day Night Weather Forecast
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Groton, CT Weather Forecast
Groton, CT Weather Forecast Date: 430 AM EDT Fri Oct 09 2026
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Today... Sunny. Highs in the upper 60s. West winds 10 to 15 mph with gusts up to 25 mph.
Tonight... Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 40s. Northwest winds around 5 mph. Gusts up to 20 mph in the evening.
Saturday... Mostly sunny. Highs in the mid 60s. Northwest winds around 5 mph.
Saturday Night... Partly cloudy in the evening, then becoming mostly cloudy. Lows around 50. South winds around 5 mph, becoming southeast after midnight.
Sunday... Mostly cloudy. Showers likely in the afternoon. Highs in the mid 60s. Southeast winds 5 to 10 mph. Gusts up to 20 mph in the afternoon. Chance of rain 70%.
Sunday Night... Showers. Lows in the upper 50s. Chance of rain near 100%.
Columbus Day... Mostly cloudy with showers in the morning, then partly sunny with a chance of showers in the afternoon. Highs in the upper 60s. Chance of rain 80%.
Monday Night... Partly cloudy. Lows in the mid 50s.
Tuesday... Partly sunny. Highs in the upper 60s.
Tuesday Night... Mostly cloudy with a 30% chance of showers. Lows in the lower 50s.
Wednesday... Partly sunny. A chance of showers in the morning. Highs in the mid 60s. Chance of rain 30%.
Wednesday Night... Mostly clear. Lows in the upper 40s.
POP = Probability of Precipitation
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