7-Day Forecast 41.32°N 72.09°W (Text-Only)
NWS Forecast for: Groton CT
Issued by: National Weather Service New York, NY
Last Update: 6:41 pm EDT Jul 16, 2026




Tonight: Widespread smoke, mainly before 3am. Mostly clear, with a low around 66. North wind 3 to 6 mph.

Friday: Areas of smoke before 8am. Sunny, with a high near 79. Light and variable wind becoming southwest 5 to 8 mph in the morning.

Friday Night: Patchy smoke after 11pm. Mostly clear, with a low around 67. Light southwest wind.

Saturday: A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Increasing clouds, with a high near 77. South wind 7 to 16 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

Saturday Night: Showers and possibly a thunderstorm before 2am, then a chance of showers. Steady temperature around 73. South wind 14 to 16 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

Sunday: A 30 percent chance of showers before 8am. Mostly sunny, with a high near 78.

Sunday Night: Mostly clear, with a low around 62.

Monday: Sunny, with a high near 79.

Monday Night: Partly cloudy, with a low around 65.

Tuesday: A 50 percent chance of showers. Partly sunny, with a high near 80.

Tuesday Night: Showers likely. Mostly cloudy, with a low around 69. Chance of precipitation is 60%.

Wednesday: A 50 percent chance of showers. Partly sunny, with a high near 81.

Wednesday Night: A 50 percent chance of showers. Mostly cloudy, with a low around 66.

Thursday: A 30 percent chance of showers. Mostly sunny, with a high near 80.



Groton CT
 41.32°N 72.09°W (Elev. 3 ft)

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