Grantsburg Weather Forecast

    • 65
    • 87

    Becoming Sunny

    • 72
    • 88

    Rain Showers

    • 63
    • 82

    Rain Showers Likely

    • 64
    • 82

    Partly Sunny

    • 64
    • 84

    Mostly Sunny

    • 64
    • 84

    Chance Rain Showers

Today 20 Jun Johnson

Mostly sunny. Highs in the mid 80s. Southwest Winds around 5 Mph.

Tonight 20 Jun Johnson

Mostly clear. Lows in the mid 60s. South Winds around 5 Mph in the Evening, becoming light and variable.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Grantsburg Temperature Statistics

June Temperature

Metropolis Municipal Airport (14.3 miles)

  • Lowest 3 June, 2026

    52.5 °F

  • Average June

    74.8 °F

  • Highest 11 June, 2026

    90.3 °F

Climate (2021–2026)

Metropolis Municipal Airport (14.3 miles)

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  • Average Low 2021–2026

    49.2 °F

  • Average 2021–2026

    59.4 °F

  • Average High 2021–2026

    69.8 °F
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