Local Forecast

Groton, CT Weather Forecast & Alerts

Current conditions, 5-day forecast, active weather alerts for Groton, CT

No Active Alerts

Hour-by-Hour  Current Observation

Tuesday 5:25 AM EDTTuesday 5:25 AM

°F °C
Regional Observations →
66°F

Cloudy

  • 73° / 62° High / Low
  • 66° Feels Like
  • 0% Chance of Rain

Wind

0 mph

N

UV Index

0

None

Humidity

88%

Dew 62°F

Sun

6:15 AM · 7:19 PM

Rise · Set

Source: WILLIMANTIC (KIJD). Slider scrubs the next 12 hours.

5-Day Outlook

Through Saturday

Local Radar →

Tuesday

73° 62°

Thunderstorms

Overnight: Thunderstorms

Detailed forecast

Tuesday

Rain showers before 2pm, then showers and thunderstorms. Cloudy, with a high near 72. Southeast wind 1 to 8 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

Night

Showers and thunderstorms before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Cloudy. Low around 62, with temperatures rising to around 64 overnight. East wind around 7 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

Wednesday

73° 64°

Mostly Cloudy

Overnight: Rain Likely

Detailed forecast

Wednesday

Mostly cloudy, with a high near 73. East wind around 9 mph.

Night

Rain showers likely after 8pm. Mostly cloudy. Low around 64, with temperatures rising to around 66 overnight. Southeast wind 2 to 6 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch possible.

Thursday

82° 66°

Thunderstorms Likely

Overnight: Rain Likely

Detailed forecast

Thursday

Rain showers likely before 2pm, then a chance of showers and thunderstorms. Mostly cloudy. High near 81, with temperatures falling to around 79 in the afternoon. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

Night

A chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 64. Chance of precipitation is 50%.

Friday

82° 62°

Partly Sunny

Overnight: Mostly Clear

Detailed forecast

Friday

Sunny, with a high near 81.

Night

Mostly clear, with a low around 60.

Saturday

75° 57°

Slight Chance of Showers

Overnight: Partly Cloudy

Detailed forecast

Saturday

A slight chance of rain showers after 2pm. Sunny, with a high near 75.

Night

A slight chance of rain showers before 8pm. Partly cloudy, with a low around 56.

Groton, CT Weather Analysis Tools