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Windham, CT Weather Forecast | 5 Day

Updated: Sat Sep 12th 2026 4:00 PM EDT

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Sunny

Sat 9-12-26

Sunny with a high of 78°F and a low of 51°F. There's a very small chance of rainfall, only about 7%. Winds will be light at 9mph and gusts of 17mph at 11 PM. The humidity will be on the higher side, averaging about 65%, the maximum being 90% at 11 PM and 56% being its lowest at 5 PM. Barometric pressure is its highest of 30.11^inHg at 9 PM, a lowest point of 30.08^inHg at 5 PM with an avg 30.09^inHg.

HI: 78°F
LO: 51°F

Rainfall: 7%
Snowfall: 0%

Wind
8.7 mph
Humidity
65% avg.

UV Index
6.1
Air Quality
Good

Sunrise
06:25 AM
Sunset
07:03 PM

Moonrise
07:59 AM
Moonset
07:31 PM
Moon Phase
New Moon

Fog

Weather Tomorrow, Sun 9-13-26

Fog with a high of 76°F and a low of 60°F. It will likey rain, having a 90% chance of a downpour with an estimated 2.28in. Winds will be light at 8mph and gusts of 22.9mph at 7 AM. High humidity with average of 92% is anticipated, the maximum being 100% at 6 AM and 69% being its lowest at 4 PM. Barometric pressure is its highest of 30.08^inHg at 12 AM, a lowest point of 29.82^inHg at 5 PM with an avg 29.92^inHg.

HI: 76°F
LO: 60°F

Rainfall: 90% | est. 2.28in
Snowfall: 0%

Wind
7.6 mph
Humidity
92% avg.

UV Index
4.9
Air Quality
Good

Sunrise
06:26 AM
Sunset
07:02 PM

Moonrise
09:15 AM
Moonset
07:57 PM
Moon Phase
Waxing Crescent

Sunny

Mon 9-14-26

Sunny with a high of 71°F and a low of 53°F. There's a moderate 36% chance of rainfall with an estimated 0.02in. Winds will be light at 10mph and gusts of 30mph at 1 AM. The humidity will be on the higher side, averaging about 64%, the maximum being 95% at 6 AM and 36% being its lowest at 3 PM. Barometric pressure is its highest of 30.27^inHg at 11 PM, a lowest point of 29.9^inHg at 12 AM with an avg 30.05^inHg.

HI: 71°F
LO: 53°F

Rainfall: 36% | est. 0.02in
Snowfall: 0%

Wind
9.8 mph
Humidity
64% avg.

UV Index
5.8
Air Quality
Good

Sunrise
06:27 AM
Sunset
07:00 PM

Moonrise
10:29 AM
Moonset
08:25 PM
Moon Phase
Waxing Crescent

Sunny

Tue 9-15-26

Sunny with a high of 70°F and a low of 47°F. There's a very small chance of rainfall, only about 8%. Winds will be light at 8mph and gusts of 17.5mph at 4 AM. The humidity will be on the higher side, averaging about 67%, the maximum being 95% at 10 PM and 41% being its lowest at 2 PM. Barometric pressure is its highest of 30.44^inHg at 10 AM, a lowest point of 30.28^inHg at 12 AM with an avg 30.37^inHg.

HI: 70°F
LO: 47°F

Rainfall: 8%
Snowfall: 0%

Wind
7.2 mph
Humidity
67% avg.

UV Index
6
Air Quality
Good

Sunrise
06:29 AM
Sunset
06:58 PM

Moonrise
11:42 AM
Moonset
08:59 PM
Moon Phase
Waxing Crescent

Overcast

Wed 9-16-26

Overcast with a high of 76°F and a low of 51°F. There might be light rainfall having a 14% chance. Winds will be light at 7mph and gusts of 14.3mph at 11 PM. The humidity will be on the higher side, averaging about 67%, the maximum being 94% at 2 AM and 39% being its lowest at 3 PM. Barometric pressure is its highest of 30.39^inHg at 12 AM, a lowest point of 30.28^inHg at 4 PM with an avg 30.34^inHg.

HI: 76°F
LO: 51°F

Rainfall: 14%
Snowfall: 0%

Wind
6.5 mph
Humidity
67% avg.

UV Index
6
Air Quality
Good

Sunrise
06:30 AM
Sunset
06:56 PM

Moonrise
12:52 PM
Moonset
09:39 PM
Moon Phase
First Quarter

Sunny

Thu 9-17-26

Sunny with a high of 78°F and a low of 57°F. There's a very small chance of rainfall, only about 8%. Winds will be light at 9mph and gusts of 20mph at 11 PM. The humidity will be on the higher side, averaging about 73%, the maximum being 96% at 5 AM and 38% being its lowest at 2 PM. Barometric pressure is its highest of 30.31^inHg at 12 AM, a lowest point of 30.14^inHg at 5 PM with an avg 30.24^inHg.

HI: 78°F
LO: 57°F

Rainfall: 8%
Snowfall: 0%

Wind
8.9 mph
Humidity
73% avg.

UV Index
7
Air Quality
TBA

Sunrise
06:31 AM
Sunset
06:55 PM

Moonrise
01:55 PM
Moonset
10:26 PM
Moon Phase
First Quarter

Windham, CT Weather Forecast - 10 Day Detailed

This 5-Day weather forecast is valid for ZIP code 06280, accurately covering the area of Windham, CT.

Currently

	77°F	30.08 inHg. Barometer 42% Humidity S 14 mph Wind
Overcast

Full Report

National Outlook

Rain and Thunder in Central and Eastern U.S., Cool in Northwest 09-12 to 09-14

Sat Sep 12th 2026, 5:56am PDT

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Watch Out: Heat and Storms Ahead - 09-14 to 09-18

Extended Forecast
Sat Sep 12th 2026, 6:03am PDT

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