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

Meriden, Meriden Markham Municipal Airport (KMMK)

Lat: 41.51°NLon: 72.83°WElev: 102ft.

Partly Cloudy

79°F

26°C

Humidity 47%
Wind Speed Vrbl 7 mph
Barometer 29.91 in (1012.6 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 24 Aug 2:53 pm EDT
Extended Forecast for

Haddam CT

  • This Afternoon

    This Afternoon: Mostly sunny, with a steady temperature around 77. Southwest wind around 10 mph, with gusts as high as 20 mph.

    High: 77 °F

    Mostly Sunny

  • Tonight

    Tonight: Patchy fog after midnight. Otherwise, mostly clear, with a low around 58. Southwest wind around 5 mph becoming light and variable in the evening.

    Low: 58 °F

    Partly Cloudy
    then Patchy
    Fog

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 1pm. Patchy fog before 9am. Otherwise, increasing clouds, with a high near 77. West wind 5 to 8 mph.

    High: 77 °F

    Patchy Fog
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Patchy fog after 11pm. Otherwise, mostly clear, with a low around 59. Northwest wind around 6 mph.

    Low: 59 °F

    Patchy Fog

  • Wednesday

    Wednesday: Sunny, with a high near 80. North wind 6 to 9 mph becoming west in the afternoon.

    High: 80 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 64.

    Low: 64 °F

    Partly Cloudy

  • Thursday

    Thursday: A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 80. Chance of precipitation is 40%.

    High: 80 °F

    Chance
    Showers then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 67. Chance of precipitation is 70%.

    Low: 67 °F

    Showers
    Likely

  • Friday

    Friday: A 50 percent chance of showers. Partly sunny, with a high near 82.

    High: 82 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
Mostly sunny, with a steady temperature around 77. Southwest wind around 10 mph, with gusts as high as 20 mph.
Tonight
Patchy fog after midnight. Otherwise, mostly clear, with a low around 58. Southwest wind around 5 mph becoming light and variable in the evening.
Tuesday
A 20 percent chance of showers and thunderstorms after 1pm. Patchy fog before 9am. Otherwise, increasing clouds, with a high near 77. West wind 5 to 8 mph.
Tuesday Night
Patchy fog after 11pm. Otherwise, mostly clear, with a low around 59. Northwest wind around 6 mph.
Wednesday
Sunny, with a high near 80. North wind 6 to 9 mph becoming west in the afternoon.
Wednesday Night
Partly cloudy, with a low around 64.
Thursday
A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 80. Chance of precipitation is 40%.
Thursday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 67. Chance of precipitation is 70%.
Friday
A 50 percent chance of showers. Partly sunny, with a high near 82.
Friday Night
Partly cloudy, with a low around 62.
Saturday
Mostly sunny, with a high near 80.
Saturday Night
Partly cloudy, with a low around 59.
Sunday
Sunny, with a high near 79.
Sunday Night
Partly cloudy, with a low around 64.
Monday
Mostly sunny, with a high near 82.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Haddam CT
 41.47°N 72.53°W (Elev. 203 ft)
Last Update:
2:49 pm EDT Aug 24, 2026
Forecast Valid:
3pm EDT Aug 24, 2026-6pm EDT Aug 31, 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