Best year time to visit South Wilton

General weather information about South Wilton

Average annual temperature is 12.2 °C

Absolute maximum temperature: 34.5 °C

Absolute minimum temperature: -18.7 °C

Number of sunny days: 161 days

Number of rainy days: 197 days

Number of snow days: 7 days

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

South Wilton air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)18.819.715.031.428.731.732.830.134.526.518.815.7
Average daytime temperature (°C)7.87.39.517.420.624.428.626.523.618.710.68.7
Average temperature (°C)3.92.64.511.714.919.023.821.818.914.05.64.5
Average night temperature (°C)0.6-1.80.36.99.314.319.717.615.110.01.31.2
Absolute minimum temperature (°C)-4.6-18.7-4.0-1.14.08.014.813.38.93.7-4.5-6.2

South Wilton 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)4.96.57.48.812.410.811.510.17.77.67.45.3
Precipitation (mm)14154122158688417314623810061213
Sunny days1316131120761113161718
Rainy days18916191123252017151212
Snow days032000000011

South Wilton - weather forecast by months

South Wilton weather in januarySouth Wilton weather in februarySouth Wilton weather in marchSouth Wilton weather in aprilSouth Wilton weather in maySouth Wilton weather in juneSouth Wilton weather in julySouth Wilton weather in augustSouth Wilton weather in septemberSouth Wilton weather in octoberSouth Wilton weather in novemberSouth Wilton weather in december

Best time to visit South Wilton:

The best time to visit South Wilton during the most sunny months:

  • May — 12.4(h)
  • June — 10.8(h)
  • July — 11.5(h)

The largest precipitation sum in South Wilton is at

  • July — 173(mm)
  • September — 238(mm)
  • December — 213(mm)

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    Frequently asked questions

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