Grantsburg Weather Forecast

    • 55
    • 85

    Sunny

    • 60
    • 88

    Mostly Sunny

    • 59
    • 79

    Rain Showers

    • 57
    • 73

    Partly Sunny

    • 60
    • 85

    Mostly Sunny

    • 52
    • 80

    Mostly Sunny

Today 8 Oct Johnson

Sunny. Highs in the mid 80s. East Winds around 5 Mph.

Tonight 8 Oct Johnson

Clear. Lows in the mid 50s. Calm Winds, becoming east around 5 Mph after midnight.

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Grantsburg Temperature Statistics

October Temperature

Metropolis Municipal Airport (14.3 miles)

  • Lowest 6 October, 2026

    44.6 °F

  • Average October

    67.2 °F

  • Highest 1 October, 2026

    92.1 °F

Climate (2021–2026)

Metropolis Municipal Airport (14.3 miles)

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  • Average Low 2021–2026

    49.6 °F

  • Average 2021–2026

    59.9 °F

  • Average High 2021–2026

    70.4 °F
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