Grantsburg Weather Forecast

    • 68
    • 85

    Partly Sunny

    • 70
    • 88

    Mostly Cloudy

    • 71
    • 85

    Rain Showers

    • 71
    • 84

    Rain Showers

    • 72
    • 87

    Chance Thunderstorms

    • 74
    • 89

    Chance Thunderstorms

Today 5 Jun Johnson

Mostly sunny. Highs in the mid 80s. South Winds 5 to 10 Mph.

Tonight 5 Jun Johnson

Partly cloudy. Lows in the upper 60s. South Winds 5 to 10 Mph.

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Grantsburg Temperature Statistics

June Temperature

Metropolis Municipal Airport (14.3 miles)

  • Lowest 3 June, 2026

    52.5 °F

  • Average June

    70 °F

  • Highest 3 June, 2026

    81.9 °F

Climate (2021–Present)

Metropolis Municipal Airport (14.3 miles)

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  • Average Low 2021–2026

    49 °F

  • Average 2021–2026

    59.3 °F

  • Average High 2021–2026

    69.7 °F
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