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Groton, CT Weather

Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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Hourly

10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

View hourly forecasts 10-days ahead

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1 PM

58°

RealFeel® 57°

Cool

RealFeel Guide

Cool

53° to 62°

Light jacket or sweater may be appropriate.

30%

Cloudy

RealFeel Shade™54°

WindS 10 mph

Air QualityFair

Max UV Index2.3 (Low)

Wind Gusts18 mph

Humidity72%

Indoor Humidity52% (Ideal Humidity)

Dew Point50° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover100%

Visibility10 mi

Cloud Ceiling4000 ft

2 PM

57°

RealFeel® 52°

Chilly

RealFeel Guide

Chilly

40° to 52°

Jacket or sweater is recommended.

90%

Rain

RealFeel Shade™49°

WindS 12 mph

Air QualityFair

Max UV Index1.8 (Low)

Wind Gusts18 mph

Humidity76%

Indoor Humidity53% (Ideal Humidity)

Dew Point50° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover100%

Rain0.08 in

Visibility5 mi

Cloud Ceiling7100 ft

3 PM

56°

RealFeel® 50°

Chilly

RealFeel Guide

Chilly

40° to 52°

Jacket or sweater is recommended.

90%

Rain

RealFeel Shade™48°

WindS 12 mph

Air QualityFair

Max UV Index1.3 (Low)

Wind Gusts18 mph

Humidity81%

Indoor Humidity54% (Ideal Humidity)

Dew Point51° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover99%

Rain0.08 in

Visibility5 mi

Cloud Ceiling5100 ft

4 PM

55°

RealFeel® 48°

Chilly

RealFeel Guide

Chilly

40° to 52°

Jacket or sweater is recommended.

90%

Rain

RealFeel Shade™48°

WindS 12 mph

Air QualityFair

Max UV Index0.9 (Low)

Wind Gusts18 mph

Humidity87%

Indoor Humidity55% (Ideal Humidity)

Dew Point51° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover99%

Rain0.08 in

Visibility5 mi

Cloud Ceiling3100 ft

5 PM

54°

RealFeel® 46°

Chilly

RealFeel Guide

Chilly

40° to 52°

Jacket or sweater is recommended.

78%

Rain

RealFeel Shade™46°

WindSSW 10 mph

Air QualityFair

Max UV Index0.5 (Low)

Wind Gusts18 mph

Humidity92%

Indoor Humidity56% (Ideal Humidity)

Dew Point52° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover100%

Rain0.08 in

Visibility5 mi

Cloud Ceiling1100 ft

6 PM

54°

RealFeel® 46°

Chilly

RealFeel Guide

Chilly

40° to 52°

Jacket or sweater is recommended.

78%

Rain

RealFeel Shade™46°

WindSSW 9 mph

Air QualityFair

Max UV Index0.3 (Low)

Wind Gusts16 mph

Humidity94%

Indoor Humidity56% (Ideal Humidity)

Dew Point52° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover100%

Rain0.08 in

Visibility5 mi

Cloud Ceiling1100 ft

7 PM

53°

RealFeel® 47°

Chilly

RealFeel Guide

Chilly

40° to 52°

Jacket or sweater is recommended.

78%

Rain

RealFeel Shade™47°

WindSSW 8 mph

Air QualityFair

Max UV Index0.2 (Low)

Wind Gusts14 mph

Humidity98%

Indoor Humidity57% (Ideal Humidity)

Dew Point52° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover100%

Rain0.08 in

Visibility5 mi

Cloud Ceiling1100 ft

8 PM

54°

RealFeel® 50°

Chilly

RealFeel Guide

Chilly

40° to 52°

Jacket or sweater is recommended.

48%

Cloudy

WindS 9 mph

Air QualityFair

Wind Gusts10 mph

Humidity96%

Indoor Humidity58% (Ideal Humidity)

Dew Point53° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover90%

Visibility10 mi

Cloud Ceiling1100 ft

9 PM

53°

RealFeel® 46°

Chilly

RealFeel Guide

Chilly

40° to 52°

Jacket or sweater is recommended.

51%

Thunderstorms

WindS 8 mph

Air QualityFair

Wind Gusts10 mph

Humidity98%

Indoor Humidity57% (Ideal Humidity)

Dew Point53° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover84%

Rain0.09 in

Visibility5 mi

Cloud Ceiling900 ft

10 PM

53°

RealFeel® 49°

Chilly

RealFeel Guide

Chilly

40° to 52°

Jacket or sweater is recommended.

47%

Mostly cloudy

WindSSE 9 mph

Air QualityFair

Wind Gusts9 mph

Humidity97%

Indoor Humidity57% (Ideal Humidity)

Dew Point52° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover79%

Visibility10 mi

Cloud Ceiling700 ft

11 PM

53°

RealFeel® 49°

Chilly

RealFeel Guide

Chilly

40° to 52°

Jacket or sweater is recommended.

34%

Intermittent clouds

WindSSE 8 mph

Air QualityFair

Wind Gusts9 mph

Humidity98%

Indoor Humidity57% (Ideal Humidity)

Dew Point52° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover73%

Visibility10 mi

Cloud Ceiling500 ft

Hourly Weather Forecast for Groton

AccuWeather's hourly forecast for Groton provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 58° with a RealFeel® of 57°, cloudy with a 30% chance of precipitation. Each hourly forecast includes wind speed, humidity, air quality, UV index, and the AccuLumen Brightness Index™, AccuWeather's measure of perceived outdoor light intensity. Forecasts are generated by proprietary systems developed by AccuWeather meteorologists since 1962.

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