Evanston Weather Forecast

    • 74
    • 89

    Slight Chance Thunderstorms

    • 70
    • 92

    Chance Thunderstorms

    • 67
    • 84

    Rain Showers Likely

    • 68
    • 85

    Slight Chance Thunderstorms

    • 70
    • 89

    Mostly Sunny

    • 72
    • 90

    Slight Chance Thunderstorms

    • 72
    • 93

    Chance Thunderstorms

Today 22 Jul Webster

Partly sunny with a slight chance of Showers and Thunderstorms. Highs in the upper 80s. South Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 20 percent.

Tonight 22 Jul Webster

Mostly cloudy with a slight chance of Showers and Thunderstorms this Evening, then partly cloudy after midnight. Humid with Lows in the mid 70s. South Winds 10 to 15 Mph. Chance of rain 20 percent. Heat index Values up to 101 early this evening.

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Evanston Temperature Statistics

July Temperature

Webster City Municipal Airport (9.3 miles)

  • Lowest 13 July, 2025

    55.4 °F

  • Average July

    74.3 °F

  • Highest 3 July, 2025

    91.4 °F

Climate (2020–Present)

Webster City Municipal Airport (9.3 miles)

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  • Average Low 2020–2025

    37.7 °F

  • Average 2020–2025

    48.6 °F

  • Average High 2020–2025

    59.5 °F
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