Hanover Weather Forecast

    • 41
    • 69

    Mostly Cloudy

    • 50
    • 73

    Partly Sunny

    • 29
    • 54

    Partly Sunny

    • 34
    • 50

    Partly Sunny

    • 36
    • 58

    Mostly Cloudy

    • 43
    • 53

    Mostly Cloudy

    • 28
    • 65

    Chance Rain

Today 20 Mar Jo Daviess

Mostly sunny and warmer. Near steady temperature in the upper 60s. North Winds 5 to 10 Mph.

Tonight 20 Mar Jo Daviess

Mostly cloudy. Lows around 40. Northeast Winds around 5 Mph, becoming east after midnight.

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Hanover Temperature Statistics

March Temperature

Tri-Township Airport (16.8 miles)

  • Lowest 1 March, 2026

    15.8 °F

  • Average March

    39.8 °F

  • Highest 9 March, 2026

    72.5 °F

Climate (2021–Present)

Tri-Township Airport (16.8 miles)

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  • Average Low 2021–2026

    41.5 °F

  • Average 2021–2026

    51.5 °F

  • Average High 2021–2026

    61.7 °F
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