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.

Fair

66°F

19°C

Humidity 96%
Wind Speed Calm
Barometer 29.93 in (1013.6 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Last update 20 Aug 4:53 am EDT
Extended Forecast for

South Windsor CT

  • Today

    Today: A chance of showers after 4pm. Increasing clouds, with a high near 85. Calm wind becoming west around 6 mph in the afternoon. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 85 °F

    Sunny then
    Chance
    Showers

  • Tonight

    Tonight: Showers likely, mainly between 7pm and 5am. Mostly cloudy, with a low around 59. North wind around 6 mph becoming calm in the evening. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 59 °F

    Showers
    Likely

  • Friday

    Friday: A slight chance of showers before 7am, then a slight chance of showers after 3pm. Partly sunny, with a high near 82. North wind 5 to 7 mph. Chance of precipitation is 20%.

    High: 82 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers, mainly after 2am. Increasing clouds, with a low around 61. Northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 61 °F

    Mostly Cloudy
    then Chance
    Showers

  • Saturday

    Saturday: Showers likely, then showers and possibly a thunderstorm after 2pm. High near 76. Northeast wind around 6 mph. Chance of precipitation is 80%.

    High: 76 °F

    Showers

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm before 10pm, then a chance of showers and thunderstorms between 10pm and 2am, then a slight chance of showers after 2am. Low around 62. Light northeast wind. Chance of precipitation is 80%.

    Low: 62 °F

    Showers then
    Chance
    Showers

  • Sunday

    Sunday: A chance of showers and thunderstorms between 2pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Mostly cloudy, with a high near 83. Calm wind becoming southwest around 6 mph in the afternoon. Chance of precipitation is 60%.

    High: 83 °F

    Mostly Cloudy
    then Showers
    Likely

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and midnight. Mostly cloudy, with a low around 60. Light south wind. Chance of precipitation is 40%.

    Low: 60 °F

    Chance
    T-storms then
    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 82. Calm wind becoming west 5 to 9 mph in the morning.

    High: 82 °F

    Sunny

Detailed Forecast

Today
A chance of showers after 4pm. Increasing clouds, with a high near 85. Calm wind becoming west around 6 mph in the afternoon. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Showers likely, mainly between 7pm and 5am. Mostly cloudy, with a low around 59. North wind around 6 mph becoming calm in the evening. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Friday
A slight chance of showers before 7am, then a slight chance of showers after 3pm. Partly sunny, with a high near 82. North wind 5 to 7 mph. Chance of precipitation is 20%.
Friday Night
A chance of showers, mainly after 2am. Increasing clouds, with a low around 61. Northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
Showers likely, then showers and possibly a thunderstorm after 2pm. High near 76. Northeast wind around 6 mph. Chance of precipitation is 80%.
Saturday Night
Showers and possibly a thunderstorm before 10pm, then a chance of showers and thunderstorms between 10pm and 2am, then a slight chance of showers after 2am. Low around 62. Light northeast wind. Chance of precipitation is 80%.
Sunday
A chance of showers and thunderstorms between 2pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Mostly cloudy, with a high near 83. Calm wind becoming southwest around 6 mph in the afternoon. Chance of precipitation is 60%.
Sunday Night
A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and midnight. Mostly cloudy, with a low around 60. Light south wind. Chance of precipitation is 40%.
Monday
Sunny, with a high near 82. Calm wind becoming west 5 to 9 mph in the morning.
Monday Night
Mostly clear, with a low around 56. West wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 81. Calm wind becoming west 5 to 8 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 57. Light west wind.
Wednesday
Sunny, with a high near 83. Calm wind becoming southwest around 6 mph in the afternoon.
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ABOUT THIS FORECAST

 
Point Forecast:
South Windsor CT
 41.81°N 72.63°W (Elev. 56 ft)
Last Update:
2:31 am EDT Aug 20, 2026
Forecast Valid:
5am EDT Aug 20, 2026-6pm EDT Aug 26, 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