Best year time to visit Evanston

General weather information about Evanston

Average annual temperature is 18.4 °C

Absolute maximum temperature: 37.8 °C

Absolute minimum temperature: -2.4 °C

Number of sunny days: 180 days

Number of rainy days: 185 days

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

Evanston air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)21.826.628.029.732.634.536.837.834.428.927.123.5
Average daytime temperature (°C)15.719.320.924.025.629.933.533.829.024.118.615.4
Average temperature (°C)10.413.914.817.820.124.127.727.623.118.312.810.1
Average night temperature (°C)6.49.79.512.415.519.322.922.918.213.58.76.0
Absolute minimum temperature (°C)-1.7-0.20.74.49.014.720.520.714.97.90.1-2.4

Evanston 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)10.211.012.013.013.914.314.113.412.411.310.410.0
Daylight minimum duration (h)9.010.011.012.013.014.013.012.011.010.010.09.0
Sunshine mean duration (h)5.87.48.49.39.110.911.511.310.58.97.26.5
Precipitation (mm)148109120156771276613744563988
Sunny days13131912812121018231921
Rainy days18151218231819211281110
Snow days000000000000

Evanston - weather forecast by months

Evanston weather in januaryEvanston weather in februaryEvanston weather in marchEvanston weather in aprilEvanston weather in mayEvanston weather in juneEvanston weather in julyEvanston weather in augustEvanston weather in septemberEvanston weather in octoberEvanston weather in novemberEvanston weather in december

Best time to visit Evanston:

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

  • July — 11.5(h)
  • August — 11.3(h)

The largest precipitation sum in Evanston is at

  • January — 148(mm)
  • April — 156(mm)
  • June — 127(mm)
  • August — 137(mm)

    • Weather forecast in the closest to Evanston admin centers

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    Frequently asked questions

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