Weather in Harwinton, CT
Updated 2026-08-11 13:45 local time · ZIP codes 06791
Cloudy
No government weather alerts were returned for this location at the latest update.
Next hours
81°3% rain
86°2% rain85°2% rain83°2% rain81°3% rain82°4% rain
74°4% rain72°6% rain70°5% rain70°5% rain69°5% rain64°6% rain3-day weather forecast
Weather details
Sunrise, sunset and moon
Weather insights for today
Rain chance stays relatively low over the next 12 hours (up to 6%).
It feels like 83°F with winds near 8 mph.
74°F, 4% rain chance and 3 mph wind.
Visibility is around 10 mi; gusts may reach 11 mph.
Current temperature is 81°F, wind 8 mph, rain chance up to 6%.
UV index is 6. Sunscreen, shade and protective clothing are recommended.
Harwinton weather today
Cloudy and 81°F in Harwinton, CT. Today's high is 86°F with a 6% rain chance. Winds are around 8 mph with gusts near 10 mph. Relative humidity is 62%, pressure is 29.85 inHg, and visibility is about 10 miles.
Tonight and tomorrow in Harwinton
Sunrise is at 05:56 AM and sunset is at 07:58 PM. Tomorrow's forecast calls for Sunny with a high near 83°F and a low near 61°F. The maximum rain chance is 4%.