Weather in Cornwell in August

General weather information about Cornwell

Average annual temperature is 17.2 °C

Absolute maximum temperature: 36.2 °C

Absolute minimum temperature: -3.7 °C

Number of sunny days: 194 days

Number of rainy days: 171 days

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

Cornwell air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)20.625.427.529.032.133.136.236.234.028.326.421.0
Average daytime temperature (°C)14.617.919.123.024.929.033.632.428.523.417.214.2
Average temperature (°C)9.312.412.916.719.122.826.926.222.417.311.38.8
Average night temperature (°C)5.27.87.410.914.317.621.921.317.412.26.74.6
Absolute minimum temperature (°C)-3.7-2.8-2.13.37.312.019.119.313.57.2-2.4-3.2

Cornwell monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)10.011.012.013.014.014.014.013.012.011.010.010.0
Daylight mean duration (h)10.110.912.013.114.014.414.213.412.411.310.49.9
Daylight minimum duration (h)9.010.011.012.013.014.013.012.011.010.010.09.0
Sunshine mean duration (h)6.57.48.39.39.610.911.710.910.08.97.86.4
Precipitation (mm)13483140107969960160403357140
Sunny days17151714141391020232022
Rainy days1413141617172221108109
Snow days000000000000

Cornwell - weather forecast by months

Cornwell weather in januaryCornwell weather in februaryCornwell weather in marchCornwell weather in aprilCornwell weather in mayCornwell weather in juneCornwell weather in julyCornwell weather in augustCornwell weather in septemberCornwell weather in octoberCornwell weather in novemberCornwell weather in december

Best time to visit Cornwell:

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

  • July — 11.7(h)

The largest precipitation sum in Cornwell is at

  • January — 134(mm)
  • March — 140(mm)
  • August — 160(mm)
  • December — 140(mm)

    • Weather forecast in the closest to Cornwell admin centers

    Weather forecast in the closest towns to Cornwell

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    Frequently asked questions

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