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

Hazardous Weather Conditions

Current conditions at

Danbury, Danbury Municipal Airport (KDXR)

Lat: 41.37°NLon: 73.48°WElev: 456ft.

Overcast

78°F

26°C

Humidity 69%
Wind Speed S 7 mph
Barometer 30.14 in (1020.4 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 5 Aug 5:53 pm EDT
Extended Forecast for

Newtown CT

Heat Advisory August 6, 11:00am until August 7, 08:00pm
Click here for hazard details and duration
Heat Advisory

  • Tonight

    Tonight: A chance of showers and thunderstorms between 11pm and 2am, then a slight chance of showers. Increasing clouds, with a low around 71. South wind around 6 mph becoming calm in the evening. Chance of precipitation is 30%.

    Low: 71 °F

    Chance
    Showers

  • Thursday

    Thursday: A slight chance of showers before 8am, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 86. Heat index values as high as 96. Southwest wind 3 to 7 mph. Chance of precipitation is 30%.

    High: 86 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am. Partly cloudy, with a low around 73. Light southwest wind. Chance of precipitation is 30%.

    Low: 73 °F

    Chance
    T-storms then
    Chance
    Showers

  • Friday

    Friday: Showers likely and possibly a thunderstorm after 2pm. Increasing clouds, with a high near 86. Heat index values as high as 95. Calm wind becoming west around 6 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 86 °F

    Sunny then
    Showers
    Likely

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 72. Light southwest wind. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 72 °F

    Showers
    Likely

  • Saturday

    Saturday: A 40 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 86.

    High: 86 °F

    Mostly Sunny
    then Chance
    T-storms

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 68.

    Low: 68 °F

    Chance
    T-storms then
    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 65.

    Low: 65 °F

    Mostly Clear

Detailed Forecast

Tonight
A chance of showers and thunderstorms between 11pm and 2am, then a slight chance of showers. Increasing clouds, with a low around 71. South wind around 6 mph becoming calm in the evening. Chance of precipitation is 30%.
Thursday
A slight chance of showers before 8am, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 86. Heat index values as high as 96. Southwest wind 3 to 7 mph. Chance of precipitation is 30%.
Thursday Night
A chance of showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am. Partly cloudy, with a low around 73. Light southwest wind. Chance of precipitation is 30%.
Friday
Showers likely and possibly a thunderstorm after 2pm. Increasing clouds, with a high near 86. Heat index values as high as 95. Calm wind becoming west around 6 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 72. Light southwest wind. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
A 40 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 86.
Saturday Night
A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 68.
Sunday
Sunny, with a high near 86.
Sunday Night
Mostly clear, with a low around 65.
Monday
Sunny, with a high near 86.
Monday Night
Partly cloudy, with a low around 66.
Tuesday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 84.
Tuesday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 63.
Wednesday
Mostly sunny, with a high near 80.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Newtown CT
 41.41°N 73.31°W (Elev. 499 ft)
Last Update:
2:06 pm EDT Aug 5, 2026
Forecast Valid:
5pm EDT Aug 5, 2026-6pm EDT Aug 12, 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