Groton, Connecticut | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast day icon
    Wednesday
    80% Chance of Rain
    65°
    Forecast night icon
    Night
    30% Chance of Storms
    55°
    Wednesday 5/8
    Day
    65°
    80% Chance of Rain
    Forecast day icon
    Night
    55°
    30% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy with probable rain. Chance of precipitation 75%. High temperature around 65F. Dew point will be around 57F with an average humidity of 94%. Winds will be 7 mph from the S.
    Night Details
    Mostly cloudy with a chance of showers and thunderstorms this evening then partly cloudy after midnight. Patchy fog. Some thunderstorms may produce gusty winds this evening. Lows in the lower 50s. Southwest winds around 5 mph becoming northwest after midnight. Chance of rain 30 percent.
  • Forecast day icon
    Thursday
    50% Chance Rain Showers
    64°
    Forecast night icon
    Night
    50% Chance Rain Showers
    49°
    Thursday 5/9
    Day
    64°
    50% Chance Rain Showers
    Forecast day icon
    Night
    49°
    50% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Patchy fog in the morning. Partly sunny in the morning then mostly cloudy with a chance of showers in the afternoon. Highs in the upper 60s. Northwest winds 5 to 10 mph becoming east in the afternoon. Chance of rain 50 percent.
    Night Details
    Cloudy with a 50 percent chance of showers. Lows in the mid 40s. Northeast winds around 10 mph with gusts up to 20 mph.
  • Forecast day icon
    Friday
    60% Chance Rain Showers
    56°
    Forecast night icon
    Night
    60% Chance Rain Showers
    45°
    Friday 5/10
    Day
    56°
    60% Chance Rain Showers
    Forecast day icon
    Night
    45°
    60% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Showers likely. Highs in the mid 50s. Northeast winds around 10 mph. Chance of rain 60 percent.
    Night Details
    Mostly cloudy. Showers likely mainly in the evening. Lows in the mid 40s. Northeast winds 5 to 10 mph. Chance of rain 60 percent.
  • Forecast day icon
    Saturday
    Partly Sunny
    56°
    Forecast night icon
    Night
    30% Chance Rain Showers
    46°
    Saturday 5/11
    Day
    56°
    Partly Sunny
    Forecast day icon
    Night
    46°
    30% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Partly sunny. Highs in the mid 50s.
    Night Details
    Mostly cloudy. A chance of showers after midnight. Lows in the mid 40s. Chance of rain 30 percent.
  • Forecast day icon
    Sunday
    40% Chance Rain Showers
    53°
    Forecast night icon
    Night
    40% Chance Rain Showers
    45°
    Sunday 5/12
    Day
    53°
    40% Chance Rain Showers
    Forecast day icon
    Night
    45°
    40% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy. A chance of showers. Highs in the upper 50s. Chance of rain 40 percent.
    Night Details
    Mostly cloudy with a chance of showers in the evening then partly cloudy after midnight. Lows in the mid 40s. Chance of rain 40 percent.
  • Forecast day icon
    Monday
    Mostly Sunny
    60°
    Forecast night icon
    Night
    Partly Cloudy
    50°
    Monday 5/13
    Day
    60°
    Mostly Sunny
    Forecast day icon
    Night
    50°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. Highs in the mid 60s.
    Night Details
    Partly cloudy in the evening then becoming mostly cloudy. Lows in the upper 40s.
  • Forecast day icon
    Tuesday
    Partly Sunny
    64°
    Forecast night icon
    Night
    Mostly Cloudy
    54°
    Tuesday 5/14
    Day
    64°
    Partly Sunny
    Forecast day icon
    Night
    54°
    Mostly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Partly sunny. Highs in the upper 60s.
    Night Details
    Mostly cloudy. Lows in the lower 50s.
  • Forecast day icon
    Wednesday
    30% Chance Rain Showers
    67°
    Forecast night icon
    Night
    40% Chance of Rain
    57°
    Wednesday 5/15
    Day
    67°
    30% Chance Rain Showers
    Forecast day icon
    Night
    57°
    40% Chance of Rain
    Forecast night icon
    Day Details
    Mostly cloudy with a 30 percent chance of showers. Highs in the mid 60s.
    Night Details
    Partly cloudy with a chance of rain. Chance of precipitation 35%. Low temperature around 57F. Dew point will be around 52F with an average humidity of 81%. Winds will be 3 mph from the SE.
  • Forecast day icon
    Thursday
    40% Chance of Rain
    66°
    Forecast night icon
    Night
    30% Chance of Rain
    56°
    Thursday 5/16
    Day
    66°
    40% Chance of Rain
    Forecast day icon
    Night
    56°
    30% Chance of Rain
    Forecast night icon
    Day Details
    Partly cloudy with a chance of rain. Chance of precipitation 40%. High temperature around 66F. Dew point will be around 54F with an average humidity of 72%. Winds will be 2 mph from the SE.
    Night Details
    Partly cloudy with a slight chance of rain. Chance of precipitation 30%. Low temperature around 56F. Dew point will be around 53F with an average humidity of 83%. Winds will be 2 mph from the SE.
  • Forecast day icon
    Friday
    30% Chance of Rain
    67°
    Forecast night icon
    Night
    40% Chance of Rain
    56°
    Friday 5/17
    Day
    67°
    30% Chance of Rain
    Forecast day icon
    Night
    56°
    40% Chance of Rain
    Forecast night icon
    Day Details
    Partly cloudy with a slight chance of rain. Chance of precipitation 30%. High temperature around 67F. Dew point will be around 53F with an average humidity of 70%. Winds will be 3 mph from the SE.
    Night Details
    Partly cloudy with a chance of rain. Chance of precipitation 35%. Low temperature around 56F. Dew point will be around 52F with an average humidity of 82%. Winds will be 3 mph from the E.