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

Hazardous Weather Conditions

Current conditions at

Hartford, Hartford-Brainard Airport (KHFD)

Lat: 41.74°NLon: 72.65°WElev: 16ft.

Mostly Cloudy

76°F

24°C

Humidity 79%
Wind Speed SE 6 mph
Barometer 29.86 in (1011.1 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Heat Index77°F (25°C)
Last update 18 Jun 4:53 pm EDT
Extended Forecast for

Avon CT

Heat Advisory June 19, 11:00am until June 19, 08:00pm
Click here for hazard details and duration
Heat Advisory

  • Tonight

    Tonight: Patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 67. South wind around 6 mph becoming calm in the evening.

    Low: 67 °F

    Patchy Fog

  • Juneteenth

    Juneteenth: Showers and thunderstorms likely, mainly after 5pm. Patchy fog before 9am. Otherwise, mostly cloudy, then gradually becoming sunny and hot, with a high near 92. Heat index values as high as 99. Light southwest wind increasing to 8 to 13 mph in the morning. Winds could gust as high as 23 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 92 °F

    Patchy Fog
    then T-storms
    Likely

  • Thursday Night

    Thursday Night: Showers and thunderstorms likely, mainly before 10pm. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 65. Southwest wind 8 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 65 °F

    Heavy Rain
    then Partly
    Cloudy

  • Friday

    Friday: Sunny, with a high near 82. Northwest wind around 11 mph, with gusts as high as 24 mph.

    High: 82 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 62. West wind around 6 mph becoming calm in the evening.

    Low: 62 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 87. Calm wind becoming west around 6 mph in the afternoon.

    High: 87 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A chance of showers between 1am and 2am, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 67. Southwest wind 3 to 5 mph. Chance of precipitation is 30%.

    Low: 67 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Sunday

    Sunday: A chance of showers and thunderstorms before 8am, then a chance of showers between 8am and 11am. Partly sunny, with a high near 88. Southwest wind 6 to 9 mph. Chance of precipitation is 30%.

    High: 88 °F

    Chance
    T-storms then
    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 71. West wind around 5 mph becoming calm in the evening.

    Low: 71 °F

    Mostly Clear

Detailed Forecast

Tonight
Patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 67. South wind around 6 mph becoming calm in the evening.
Juneteenth
Showers and thunderstorms likely, mainly after 5pm. Patchy fog before 9am. Otherwise, mostly cloudy, then gradually becoming sunny and hot, with a high near 92. Heat index values as high as 99. Light southwest wind increasing to 8 to 13 mph in the morning. Winds could gust as high as 23 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers and thunderstorms likely, mainly before 10pm. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 65. Southwest wind 8 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
Sunny, with a high near 82. Northwest wind around 11 mph, with gusts as high as 24 mph.
Friday Night
Mostly clear, with a low around 62. West wind around 6 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 87. Calm wind becoming west around 6 mph in the afternoon.
Saturday Night
A chance of showers between 1am and 2am, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 67. Southwest wind 3 to 5 mph. Chance of precipitation is 30%.
Sunday
A chance of showers and thunderstorms before 8am, then a chance of showers between 8am and 11am. Partly sunny, with a high near 88. Southwest wind 6 to 9 mph. Chance of precipitation is 30%.
Sunday Night
Mostly clear, with a low around 71. West wind around 5 mph becoming calm in the evening.
Monday
Mostly sunny and hot, with a high near 95. Calm wind becoming west around 6 mph in the afternoon.
Monday Night
Mostly clear, with a low around 72. Southwest wind around 5 mph becoming calm in the evening.
Tuesday
Sunny and hot, with a high near 98. West wind 3 to 7 mph.
Tuesday Night
Mostly clear, with a low around 73. West wind 3 to 6 mph.
Wednesday
A chance of showers and thunderstorms. Mostly sunny and hot, with a high near 95. West wind 3 to 6 mph. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Avon CT
 41.81°N 72.83°W (Elev. 230 ft)
Last Update:
4:10 pm EDT Jun 18, 2025
Forecast Valid:
5pm EDT Jun 18, 2025-6pm EDT Jun 25, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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