Cedar Falls Weather Forecast

    • 64
    • 80

    Slight Chance Thunderstorms

    • 55
    • 79

    Mostly Sunny

    • 56
    • 71

    Rain Showers

    • 60
    • 80

    Rain Showers

    • 54
    • 70

    Chance Rain Showers

    • 58
    • 71

    Chance Rain Showers

Today 11 Sep Black Hawk

Sunny. Highs around 80. South Winds 10 to 15 Mph.

Tonight 11 Sep Black Hawk

Partly cloudy. A slight chance of Showers and Thunderstorms after midnight. Lows in the mid 60s. South Winds 10 to 15 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Cedar Falls Temperature Statistics

September Temperature

Waterloo, Waterloo Municipal Airport (2.5 miles)

  • Lowest 9 September, 2026

    64 °F

  • Average September

    76.9 °F

  • Highest 1 September, 2026

    92.6 °F

Climate (2021–2026)

Waterloo, Waterloo Municipal Airport (2.5 miles)

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  • Average Low 2021–2026

    40.2 °F

  • Average 2021–2026

    51.1 °F

  • Average High 2021–2026

    61.9 °F
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