Hanover Weather Forecast

    • 50
    • 76

    Becoming Sunny

    • 58
    • 78

    Mostly Sunny

    • 57
    • 79

    Mostly Cloudy

    • 44
    • 69

    Chance Thunderstorms

    • 43
    • 64

    Mostly Cloudy

    • 44
    • 62

    Mostly Cloudy

Today 21 Apr Jo Daviess

Mostly sunny. Much warmer with Highs in the mid 70s. Southwest Winds 5 to 10 Mph with Gusts up to 20 Mph.

Tonight 21 Apr Jo Daviess

Mostly clear. Lows in the upper 40s. Northwest Winds around 5 Mph, becoming north around 5 Mph after midnight.

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Hanover Temperature Statistics

April Temperature

Tri-Township Airport (16.8 miles)

  • Lowest 7 April, 2026

    26.6 °F

  • Average April

    52.1 °F

  • Highest 17 April, 2026

    82.9 °F

Climate (2021–Present)

Tri-Township Airport (16.8 miles)

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  • Average Low 2021–2026

    41.6 °F

  • Average 2021–2026

    51.5 °F

  • Average High 2021–2026

    61.8 °F
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