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Safety guides Use current official weather information for Harwinton, Connecticut 06791 before making weather-sensitive plans.
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Open→Weather status
No active NWS alerts found for Harwinton, Connecticut 06791
Conditions can change quickly. Keep Wireless Emergency Alerts enabled and continue to monitor official information.
Official NOAA / NWSWSR-88D DopplerUpdates every 5 minutes
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What’s next
Hourly forecast
Check the latest hourly conditions, seven-day outlook, rain timing, wind, sunrise and sunset for Harwinton, Connecticut 06791. Forecasts and alerts update from NOAA and the National Weather Service.
72°Slight Chance Showers And Thunderstorms19% rain71°Slight Chance Showers And Thunderstorms17% rain
67°Partly Cloudy7% rain65°Partly Cloudy5% rain
64°Mostly Clear3% rain63°Mostly Clear1% rain62°Mostly Clear1% rain
60°Patchy Fog0% rainNext 24 hours
Rain Timeline
No meaningful precipitation is expected in the official hourly forecast.
19%Thunderstorms
17%Thunderstorms
7%None
5%None
3%None
1%None
1%None
0%None
0%None
0%None
1%None
1%None
2%None
4%None
5%None
6%None
7%None
9%None
11%None
13%None
17%Thunderstorms
19%Thunderstorms
15%Thunderstorms
15%Rain
Official NWS outlook
7-Day Forecast
Today
72°55°
Slight Chance Showers And Thunderstorms then Patchy Fog
- Precipitation
- 19%
- Wind
- W 1 to 5 mph
- Sunrise
- 6:10 AM
- Sunset
- 7:42 PM
Mon
75°54°
Patchy Fog then Slight Chance Showers And Thunderstorms
- Precipitation
- 19%
- Wind
- SW 1 to 9 mph
- Sunrise
- 6:11 AM
- Sunset
- 7:41 PM
Tue
75°55°
Sunny
- Precipitation
- 14%
- Wind
- W 2 to 7 mph
- Sunrise
- 6:12 AM
- Sunset
- 7:39 PM
Wed
78°59°
Sunny
- Precipitation
- 3%
- Wind
- W 5 mph
- Sunrise
- 6:13 AM
- Sunset
- 7:37 PM
Thu
79°63°
Chance Showers And Thunderstorms
- Precipitation
- 65%
- Wind
- S 0 to 9 mph
- Sunrise
- 6:14 AM
- Sunset
- 7:36 PM
Fri
80°59°
Rain Showers Likely
- Precipitation
- 61%
- Wind
- SW 0 to 6 mph
- Sunrise
- 6:15 AM
- Sunset
- 7:34 PM
Sat
78°56°
Sunny
- Precipitation
- 6%
- Wind
- NW 6 mph
- Sunrise
- 6:16 AM
- Sunset
- 7:33 PM
Forecasts, icons, precipitation, wind, and alerts are from the National Weather Service. Sunrise and sunset are calculated locally for the selected coordinates.
Weather for a healthier day
Healthy Weather
Real Feel75°F
Good conditions for walking
Conditions look reasonable, but stay alert for quick weather changes.
WindSW5 mph
Best walk timeBetter weather window: 11 PM–1 AM
Walking: 1% average rain chance, near 63°F, with winds near 2 mph.
Official EPA AirNowLocal air qualityHarwinton, Connecticut 06791View AQI +
More weather details
Wind gustsNot reported
Rain now19%next hour
Humidity74%current
UV indexCheckingEPA forecast
Wind impact: Light wind with little expected outdoor impact.
“Better weather window” is planning guidance based on official NWS data—not a promise of safe conditions. Review active alerts and radar before leaving.
Storm & DetailsGusts, pressure, visibility and official risk outlooksView details +
Wind gustNot reported
Pressure29.83 in
Visibility10.0 mi
Peak rain chance19%
Dew point66°F
Active alertsNone
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