National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Hartford, Hartford-Brainard Airport (KHFD)

Lat: 41.74°NLon: 72.65°WElev: 16ft.

Overcast

56°F

13°C

Humidity 72%
Wind Speed SE 6 mph
Barometer 30.02 in (1016.5 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Last update 31 Mar 1:53 am EDT
Extended Forecast for

South Windsor CT

  • Overnight

    Overnight: Showers likely, mainly after 5am. Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 53. South wind around 6 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 53 °F

    Showers
    Likely and
    Patchy Fog

  • Tuesday

    Tuesday: Showers and thunderstorms likely before 1pm, then a slight chance of showers between 1pm and 5pm, then a slight chance of showers and thunderstorms after 5pm. Patchy fog before 7am. Otherwise, mostly cloudy, with a high near 72. Southwest wind 8 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 72 °F

    Showers
    Likely and
    Patchy Fog
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 58. South wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 58 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 72. South wind around 10 mph becoming northwest in the afternoon. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 72 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers, mainly before 2am. Low around 41. Northeast wind around 7 mph. Chance of precipitation is 80%.

    Low: 41 °F

    Showers

  • Thursday

    Thursday: A chance of showers, mainly before 2pm. Cloudy, with a high near 46. East wind around 8 mph. Chance of precipitation is 30%.

    High: 46 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Cloudy, with a low around 39. East wind 3 to 7 mph.

    Low: 39 °F

    Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 66. Light southeast wind becoming south 6 to 11 mph in the morning. Winds could gust as high as 21 mph.

    High: 66 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 54. South wind 6 to 9 mph.

    Low: 54 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Showers likely, mainly after 5am. Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 53. South wind around 6 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Showers and thunderstorms likely before 1pm, then a slight chance of showers between 1pm and 5pm, then a slight chance of showers and thunderstorms after 5pm. Patchy fog before 7am. Otherwise, mostly cloudy, with a high near 72. Southwest wind 8 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 58. South wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday
Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 72. South wind around 10 mph becoming northwest in the afternoon. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Showers, mainly before 2am. Low around 41. Northeast wind around 7 mph. Chance of precipitation is 80%.
Thursday
A chance of showers, mainly before 2pm. Cloudy, with a high near 46. East wind around 8 mph. Chance of precipitation is 30%.
Thursday Night
Cloudy, with a low around 39. East wind 3 to 7 mph.
Friday
Mostly cloudy, with a high near 66. Light southeast wind becoming south 6 to 11 mph in the morning. Winds could gust as high as 21 mph.
Friday Night
Mostly cloudy, with a low around 54. South wind 6 to 9 mph.
Saturday
Partly sunny, with a high near 74. West wind 5 to 8 mph becoming southeast in the afternoon.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 48. Southeast wind 6 to 8 mph. Chance of precipitation is 40%.
Sunday
A chance of showers. Mostly cloudy, with a high near 70. South wind 7 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 50%.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 43. Southwest wind 8 to 10 mph becoming northwest after midnight. Chance of precipitation is 50%.
Monday
A chance of showers. Mostly cloudy, with a high near 54. Northwest wind 8 to 10 mph. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
South Windsor CT
 41.81°N 72.63°W (Elev. 56 ft)
Last Update:
12:30 am EDT Mar 31, 2026
Forecast Valid:
2am EDT Mar 31, 2026-6pm EDT Apr 6, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation