Best year time to visit Haddam

General weather information about Haddam

Average annual temperature is 13.5 °C

Absolute maximum temperature: 40.2 °C

Absolute minimum temperature: -15.7 °C

Number of sunny days: 230 days

Number of rainy days: 119 days

Number of snow days: 16 days

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* Weather data for Haddam United States is based on climate observations for 2026 year

Haddam air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)12.316.923.229.632.635.839.340.236.433.122.916.4
Average daytime temperature (°C)4.48.510.720.926.430.331.532.829.620.213.27.6
Average temperature (°C)-0.41.24.312.919.724.225.426.423.014.57.33.0
Average night temperature (°C)-3.9-3.8-0.46.613.918.420.421.017.39.62.8-0.5
Absolute minimum temperature (°C)-14.7-15.7-8.6-3.64.712.615.014.311.1-5.6-5.3-5.2

Haddam monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)10.011.012.013.014.014.014.014.013.011.010.09.0
Daylight mean duration (h)9.710.712.013.314.414.914.713.712.511.210.09.4
Daylight minimum duration (h)9.010.011.012.013.014.014.013.011.010.09.09.0
Sunshine mean duration (h)6.48.48.210.511.312.711.911.810.38.07.25.3
Precipitation (mm)36382264196975634592343
Sunny days232121231614102024172219
Rainy days44871516211161368
Snow days432000000124

Haddam - weather forecast by months

Haddam weather in januaryHaddam weather in februaryHaddam weather in marchHaddam weather in aprilHaddam weather in mayHaddam weather in juneHaddam weather in julyHaddam weather in augustHaddam weather in septemberHaddam weather in octoberHaddam weather in novemberHaddam weather in december

Best time to visit Haddam:

The best time to visit Haddam during the most sunny months:

  • June — 12.7(h)
  • July — 11.9(h)
  • August — 11.8(h)

The largest precipitation sum in Haddam is at

  • June — 96(mm)
  • July — 97(mm)
  • October — 59(mm)

    • Weather forecast in the closest to Haddam admin centers

    Weather forecast in the closest towns to Haddam

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    Frequently asked questions

    When is the best time to visit Haddam?
    The historical weather data above shows the warmest, sunniest and driest months to help you choose the best time to visit Haddam.
    What is the weather like in Haddam?
    See average temperature, rainfall and daylight hours for Haddam by month in the table above.
    How many sunny days does Haddam have?
    The monthly weather statistics above show sunshine and rainfall patterns for Haddam throughout the year.