Best year time to visit Willimantic

General weather information about Willimantic

Average annual temperature is 7.8 °C

Absolute maximum temperature: 32.8 °C

Absolute minimum temperature: -31.0 °C

Number of sunny days: 149 days

Number of rainy days: 177 days

Number of snow days: 39 days

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

Willimantic air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)6.27.87.320.930.232.830.926.230.427.112.012.3
Average daytime temperature (°C)0.7-1.73.911.218.220.825.922.422.516.14.82.6
Average temperature (°C)-3.3-7.0-0.35.612.016.321.718.317.611.80.7-1.3
Average night temperature (°C)-6.6-11.8-4.00.96.412.418.114.813.78.4-2.6-4.3
Absolute minimum temperature (°C)-13.2-31.0-11.3-9.00.16.513.411.18.4-1.0-10.9-12.8

Willimantic monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)9.011.012.014.015.015.015.014.013.011.010.09.0
Daylight mean duration (h)9.210.411.913.514.915.615.314.112.511.09.58.8
Daylight minimum duration (h)8.09.011.012.014.015.014.013.011.010.09.08.0
Sunshine mean duration (h)3.76.47.18.110.76.79.89.38.96.06.54.3
Precipitation (mm)1514871771461982212159418377173
Sunny days101214161851816121918
Rainy days96712132530231419910
Snow days121010200000023

Willimantic - weather forecast by months

Willimantic weather in januaryWillimantic weather in februaryWillimantic weather in marchWillimantic weather in aprilWillimantic weather in mayWillimantic weather in juneWillimantic weather in julyWillimantic weather in augustWillimantic weather in septemberWillimantic weather in octoberWillimantic weather in novemberWillimantic weather in december

Best time to visit Willimantic:

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

  • May — 10.7(h)
  • July — 9.8(h)
  • August — 9.3(h)

Months with the longest average daylight duration in Willimantic:

  • June — 15.6(h)
  • July — 15.3(h)

The largest precipitation sum in Willimantic is at

  • June — 198(mm)
  • July — 221(mm)
  • August — 215(mm)
  • October — 183(mm)

    • Weather forecast in the closest to Willimantic admin centers

    Weather forecast in the closest towns to Willimantic

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    Frequently asked questions

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