Grantsburg Weather Forecast

    • 38
    • 64

    Slight Chance Thunderstorms

    • 55
    • 70

    Mostly Sunny

    • 58
    • 80

    Chance Rain Showers

    • 51
    • 71

    Rain Showers Likely

    • 46
    • 67

    Chance Thunderstorms

    • 45
    • 67

    Mostly Sunny

Today 2 May Johnson

Mostly sunny. A slight chance of Showers in the afternoon. Highs in the lower 60s. South Winds around 5 Mph, becoming northwest in the afternoon. Chance of rain 20 percent.

Tonight 2 May Johnson

Mostly cloudy. Near steady temperature in the mid 40s. Calm Winds.

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Grantsburg Temperature Statistics

May Temperature

Metropolis Municipal Airport (14.3 miles)

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Climate (2021–Present)

Metropolis Municipal Airport (14.3 miles)

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  • Average Low 2021–2026

    48.8 °F

  • Average 2021–2026

    59.1 °F

  • Average High 2021–2026

    69.5 °F
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