Evanston Weather Forecast

    • 58
    • 65

    Rain Showers Likely

    • 59
    • 68

    Chance Rain Showers

    • 59
    • 71

    Mostly Cloudy

    • 60
    • 68

    Rain Showers

    • 59
    • 70

    Rain Showers Likely

    • 54
    • 68

    Chance Rain Showers

    • 52
    • 66

    Chance Rain Showers

Today 26 Sep Webster

Mostly sunny. Highs in the mid 60s.

Tonight 26 Sep Webster

Cloudy. A chance of Showers with a slight chance of Thunderstorms this Evening, then Showers likely with a chance of Thunderstorms after midnight. Lows in the upper 50s. Southeast Winds 10 to 15 Mph. Chance of rain 70 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Evanston Temperature Statistics

September Temperature

Webster City Municipal Airport (9.3 miles)

  • Lowest 23 September, 2026

    46.4 °F

  • Average September

    67.4 °F

  • Highest 1 September, 2026

    89.6 °F

Climate (2021–2026)

Webster City Municipal Airport (9.3 miles)

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  • Average Low 2021–2026

    37.5 °F

  • Average 2021–2026

    48.2 °F

  • Average High 2021–2026

    59 °F
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