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.

Fog/Mist

58°F

14°C

Humidity 100%
Wind Speed Calm
Barometer 29.79 in (1008.8 mb)
Dewpoint 58°F (14°C)
Visibility 0.75 mi
Last update 14 Oct 3:53 am EDT
Extended Forecast for

Haddam CT

  • Today

    Today: A 20 percent chance of showers after 2pm. Mostly sunny, with a high near 78. Southwest wind 6 to 8 mph becoming northwest in the afternoon.

    High: 78 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Tonight

    Tonight: Mostly clear, with a low around 49. Northwest wind 6 to 8 mph, with gusts as high as 21 mph.

    Low: 49 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 63. North wind 3 to 7 mph.

    High: 63 °F

    Sunny

  • Thursday Night

    Thursday Night: Showers likely after 2am. Increasing clouds, with a low around 47. Light and variable wind. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 47 °F

    Partly Cloudy
    then Showers
    Likely

  • Friday

    Friday: Showers, with thunderstorms also possible after 5pm. High near 69. Southeast wind 9 to 11 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    High: 69 °F

    Showers

  • Friday Night

    Friday Night: Showers likely before 2am. Cloudy, then gradually becoming partly cloudy, with a low around 40. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 40 °F

    Showers
    Likely

  • Saturday

    Saturday: Sunny, with a high near 50. Breezy.

    High: 50 °F

    Mostly Sunny
    then Sunny
    and Breezy

  • Saturday Night

    Saturday Night: Clear, with a low around 33.

    Low: 33 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 57.

    High: 57 °F

    Sunny

Detailed Forecast

Today
A 20 percent chance of showers after 2pm. Mostly sunny, with a high near 78. Southwest wind 6 to 8 mph becoming northwest in the afternoon.
Tonight
Mostly clear, with a low around 49. Northwest wind 6 to 8 mph, with gusts as high as 21 mph.
Thursday
Sunny, with a high near 63. North wind 3 to 7 mph.
Thursday Night
Showers likely after 2am. Increasing clouds, with a low around 47. Light and variable wind. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Showers, with thunderstorms also possible after 5pm. High near 69. Southeast wind 9 to 11 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Friday Night
Showers likely before 2am. Cloudy, then gradually becoming partly cloudy, with a low around 40. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
Sunny, with a high near 50. Breezy.
Saturday Night
Clear, with a low around 33.
Sunday
Sunny, with a high near 57.
Sunday Night
Mostly clear, with a low around 38.
Monday
Sunny, with a high near 62.
Monday Night
Partly cloudy, with a low around 44.
Tuesday
Mostly sunny, with a high near 66.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Haddam CT
 41.46°N 72.5°W (Elev. 167 ft)
Last Update:
1:52 am EDT Oct 14, 2026
Forecast Valid:
4am EDT Oct 14, 2026-6pm EDT Oct 20, 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