Best year time to visit Chatham

General weather information about Chatham

Average annual temperature is 11.7 °C

Absolute maximum temperature: 33.1 °C

Absolute minimum temperature: -10.9 °C

Number of sunny days: 155 days

Number of rainy days: 190 days

Number of snow days: 20 days

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

Chatham air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)15.720.018.827.730.131.033.130.731.828.418.516.2
Average daytime temperature (°C)5.89.78.717.421.625.328.226.623.717.310.58.4
Average temperature (°C)2.02.83.510.914.919.522.921.118.713.05.64.6
Average night temperature (°C)-0.8-1.5-0.35.79.314.418.316.914.59.42.12.1
Absolute minimum temperature (°C)-9.3-10.9-7.4-2.71.29.213.711.88.6-1.6-7.1-3.9

Chatham monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)10.011.012.013.014.015.015.014.013.011.010.09.0
Daylight mean duration (h)9.610.611.913.314.515.114.813.812.511.19.99.3
Daylight minimum duration (h)9.010.011.012.013.014.014.013.011.010.09.09.0
Sunshine mean duration (h)3.06.56.49.011.011.111.910.98.86.36.83.8
Precipitation (mm)15062118113531068613438684566
Sunny days814111323146111316179
Rainy days16111517816252017151119
Snow days735000000023

Chatham - weather forecast by months

Chatham weather in januaryChatham weather in februaryChatham weather in marchChatham weather in aprilChatham weather in mayChatham weather in juneChatham weather in julyChatham weather in augustChatham weather in septemberChatham weather in octoberChatham weather in novemberChatham weather in december

Best time to visit Chatham:

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

  • May — 11.0(h)
  • June — 11.1(h)
  • July — 11.9(h)
  • August — 10.9(h)

The largest precipitation sum in Chatham is at

  • January — 150(mm)
  • March — 118(mm)
  • April — 113(mm)
  • August — 134(mm)

    • Weather forecast in the closest to Chatham admin centers

    Weather forecast in the closest towns to Chatham

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    Frequently asked questions

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