Hannover Weather Forecast

    • 42
    • 60

    Chance Rain Showers

    • 39
    • 66

    Partly Sunny

    • 45
    • 67

    Partly Sunny

    • 47
    • 70

    Chance Thunderstorms

    • 50
    • 78

    Mostly Sunny

    • 53
    • 78

    Partly Sunny

Today 20 Sep Oliver

Cloudy. A chance of Showers in the Morning, then a slight chance of Showers in the afternoon. Highs in the lower 60s. East Winds 5 to 10 Mph with Gusts up to 20 Mph. Chance of rain 30 percent.

Tonight 20 Sep Oliver

Mostly cloudy. Lows in the lower 40s. East Winds around 5 Mph.

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Hannover Temperature Statistics

September Temperature

HAZEN (13.7 miles)

  • Lowest 13 September, 2026

    35.6 °F

  • Average September

    64.8 °F

  • Highest 7 September, 2026

    95 °F

Climate (2021–2026)

HAZEN (13.7 miles)

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  • Average Low 2021–2026

    30.4 °F

  • Average 2021–2026

    43.1 °F

  • Average High 2021–2026

    55 °F
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