Best year time to visit Vernon Hills

General weather information about Vernon Hills

Average annual temperature is 10.5 °C

Absolute maximum temperature: 36.9 °C

Absolute minimum temperature: -23.4 °C

Number of sunny days: 178 days

Number of rainy days: 170 days

Number of snow days: 17 days

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

Vernon Hills air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)10.315.219.526.431.432.533.036.933.627.619.213.0
Average daytime temperature (°C)2.54.66.915.621.226.527.626.723.516.29.05.8
Average temperature (°C)-1.3-0.61.99.214.720.022.221.718.812.14.52.6
Average night temperature (°C)-4.0-4.6-1.73.99.414.617.917.615.28.90.90.3
Absolute minimum temperature (°C)-23.4-21.6-12.4-2.41.07.214.012.59.5-2.8-11.0-8.0

Vernon Hills 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)9.510.611.913.414.615.214.913.912.511.19.89.2
Daylight minimum duration (h)9.010.011.012.014.015.014.013.011.010.09.09.0
Sunshine mean duration (h)3.47.76.58.910.811.711.610.68.16.56.93.6
Precipitation (mm)611029072603116512082864870
Sunny days11189142120121511112214
Rainy days1291816101019161919715
Snow days814000000112

Vernon Hills - weather forecast by months

Vernon Hills weather in januaryVernon Hills weather in februaryVernon Hills weather in marchVernon Hills weather in aprilVernon Hills weather in mayVernon Hills weather in juneVernon Hills weather in julyVernon Hills weather in augustVernon Hills weather in septemberVernon Hills weather in octoberVernon Hills weather in novemberVernon Hills weather in december

Best time to visit Vernon Hills:

The best time to visit Vernon Hills during the most sunny months:

  • May — 10.8(h)
  • June — 11.7(h)
  • July — 11.6(h)
  • August — 10.6(h)

The largest precipitation sum in Vernon Hills is at

  • July — 165(mm)
  • August — 120(mm)

    • Weather forecast in the closest to Vernon Hills admin centers

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    Frequently asked questions

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