Best year time to visit Cornish

General weather information about Cornish

Average annual temperature is 9.1 °C

Absolute maximum temperature: 33.3 °C

Absolute minimum temperature: -29.3 °C

Number of sunny days: 159 days

Number of rainy days: 177 days

Number of snow days: 29 days

Look at detailed online map of Cornish

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

Cornish air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)9.612.412.028.231.233.331.629.631.928.316.313.2
Average daytime temperature (°C)3.31.75.513.420.321.926.924.223.017.27.15.3
Average temperature (°C)-0.9-4.30.87.613.616.922.119.317.912.32.21.0
Average night temperature (°C)-4.6-9.5-3.53.27.812.918.215.213.58.4-1.5-2.0
Absolute minimum temperature (°C)-13.4-29.3-9.5-5.90.87.112.69.06.9-1.0-6.9-11.2

Cornish 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)9.310.511.913.414.715.415.114.012.511.09.79.0
Daylight minimum duration (h)8.09.011.012.014.015.014.013.011.010.09.08.0
Sunshine mean duration (h)4.46.87.67.511.57.69.89.68.46.36.94.4
Precipitation (mm)1484282821371902331381168371185
Sunny days915131521551114142314
Rainy days1171115102526201617613
Snow days1167000000014

Cornish - weather forecast by months

Cornish weather in januaryCornish weather in februaryCornish weather in marchCornish weather in aprilCornish weather in mayCornish weather in juneCornish weather in julyCornish weather in augustCornish weather in septemberCornish weather in octoberCornish weather in novemberCornish weather in december

Best time to visit Cornish:

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

  • May — 11.5(h)
  • July — 9.8(h)
  • August — 9.6(h)

Months with the longest average daylight duration in Cornish:

  • June — 15.4(h)

The largest precipitation sum in Cornish is at

  • June — 190(mm)
  • July — 233(mm)
  • December — 185(mm)

    • Weather forecast in the closest to Cornish admin centers

    Weather forecast in the closest towns to Cornish

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    Frequently asked questions

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