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

Thursday 10:15 AM ESTThursday 10:15 AM

°F °C
Regional Observations →
48°F

Cloudy

  • 59° / 37° High / Low
  • 48° Feels Like
  • 0% Chance of Rain

Wind

3 mph

NNE

UV Index

4

Moderate

Humidity

76%

Dew 41°F

Sun

6:36 AM · 4:29 PM

Rise · Set

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

5-Day Outlook

Through Monday

Local Radar →

Today

59° 37°

Rain

Overnight: Rain

Detailed forecast

Today

Rain after 1pm. Cloudy. High near 59, with temperatures falling to around 51 in the afternoon. East wind 6 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch possible.

Night

Rain. Mostly cloudy. Low around 37, with temperatures rising to around 40 overnight. Northeast wind 10 to 14 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

Friday

48° 30°

Rain

Overnight: Slight Chance of Rain

Detailed forecast

Friday

Rain. Cloudy. High near 47, with temperatures falling to around 42 in the afternoon. North wind 9 to 14 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

Night

Rain. Mostly cloudy, with a low around 29. Wind chill values as low as 24. North wind around 7 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch possible.

Saturday

48° 30°

Mostly Cloudy

Overnight: Mostly Clear

Detailed forecast

Saturday

A slight chance of rain before 7am. Partly sunny. High near 48, with temperatures falling to around 44 in the afternoon. Northwest wind 6 to 10 mph. Chance of precipitation is 20%.

Night

Partly cloudy, with a low around 29.

Sunday

51° 32°

Partly Sunny

Overnight: Mostly Clear

Detailed forecast

Sunday

Mostly sunny, with a high near 51.

Night

Partly cloudy, with a low around 32.

Monday

53° 30°

Mostly Sunny

Overnight: Mostly Clear

Detailed forecast

Monday

Sunny, with a high near 53.

Night

Mostly clear, with a low around 29.

Groton, CT Weather Analysis Tools