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Hazardous Weather Conditions

No active alerts for GROTON, CONNECTICUT

Current Conditions: GROTON, CONNECTICUT

Clear


30.2 F
Last Updated on Feb 28 2026, 10:25 PM EST
Humidity: 93%
Wind Speed: 0.0 mph
Barometer: 30.05 in
Dewpoint: 28.4 F
Visibility: 10.00 mi
Precip: --
Heat Index: NA
Wind Chill: NA
Current conditions at:

WILLIMANTIC (KIJD)

Lat: 41.73 Lon: -72.18

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5 Day Forecast for GROTON, CONNECTICUT (06340)

Saturday
Forecast Missing
High 46 °F
Saturday
Night
Overcast
Low 28 °F
Sunday
Snow Likely
High 37 °F
Sunday
Night
Mostly Clear
Low 12 °F
Monday
Mostly Sunny
High 30 °F
Monday
Night
Mostly Clear
Low 17 °F
Tuesday
Rain/Snow Mix Likely
High 42 °F
Tuesday
Night
Rain
Low 37 °F
Wednesday
Mostly Cloudy
High 48 °F



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Observation History for GROTON, CONNECTICUT


Time Wind
(mph)		 Vis
(mi)		 Weather Precip (in) Temperature (F) Relative
Humidity		 Wind
Chill
(F)		 Heat
Index
(F)		 Pressure
Air Dwpt altimeter
(in)		 sea level
(mb)
10:25 PM EST 0.0 10.00 Clear -- 30.2 28.4 93% NA NA 30.05 1017.6
10:20 PM EST 0.0 10.00 Clear -- 30.2 28.4 93% NA NA 30.05 1017.6
10:15 PM EST 3.4 10.00 Clear -- 30.2 28.4 93% 26.6 NA 30.05 1017.6
10:05 PM EST 0.0 8.00 Clear -- 30.2 28.4 93% NA NA 30.05 1017.6
10:00 PM EST NE 3.4 9.00 Clear -- 30.2 28.4 93% 26.6 NA 30.05 1017.6
09:50 PM EST NE 3.4 8.00 Clear -- 28.4 26.6 93% 24.6 NA 30.04 1017.3
09:40 PM EST 0.0 10.00 Clear -- 30.2 28.4 93% NA NA 30.05 1017.6
09:30 PM EST NE 3.4 9.00 Clear -- 30.2 28.4 93% 26.6 NA 30.05 1017.6
09:10 PM EST 0.0 10.00 Clear -- 30.2 28.4 93% NA NA 30.05 1017.6
09:05 PM EST 0.0 10.00 Clear -- 32.0 30.2 93% NA NA 30.05 1017.6
08:55 PM EST 0.0 10.00 Clear -- 30.2 28.4 93% NA NA 30.05 1017.6
08:40 PM EST 0.0 10.00 Clear -- 32.0 30.2 93% NA NA 30.05 1017.6
08:35 PM EST 0.0 10.00 Clear -- 33.8 32.0 93% NA NA 30.05 1017.6
08:25 PM EST 0.0 10.00 Clear -- 33.8 30.2 86% NA NA 30.04 1017.3
08:20 PM EST 0.0 10.00 Clear -- 33.8 30.2 86% NA NA 30.04 1017.3
08:05 PM EST 0.0 10.00 Clear -- 35.6 32.0 87% NA NA 30.04 1017.3
08:00 PM EST 0.0 10.00 Clear -- 35.6 33.8 93% NA NA 30.04 1017.3
07:50 PM EST 0.0 10.00 Clear -- 35.6 32.0 87% NA NA 30.04 1017.3
07:40 PM EST 0.0 10.00 Clear -- 37.4 33.8 87% NA NA 30.04 1017.3
07:35 PM EST 0.0 10.00 Clear -- 37.4 33.8 87% NA NA 30.04 1017.3
07:25 PM EST 0.0 10.00 Clear -- 37.4 33.8 87% NA NA 30.04 1017.3
07:10 PM EST 0.0 10.00 Clear -- 39.2 33.8 81% NA NA 30.04 1017.3
07:05 PM EST 0.0 10.00 Clear -- 39.2 33.8 81% NA NA 30.05 1017.6
06:50 PM EST 0.0 10.00 Clear -- 41.0 33.8 75% NA NA 30.04 1017.3

Regional Weather Observation

WILLIMANTIC (KIJD)

Clear
30.2 F

GROTON/NEW LONDO (KGON)

Clear
30.2 F

WESTERLY (KWST)

Clear
28.4 F

CHESTER (KSNC)

Fog/Mist
35.6 F

HARTFORD/BRAINAR (KHFD)

Clear
35.6 F

WINDSOR LOCKS (KBDL)

Clear
33.8 F

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