Grantsburg Weather Forecast

    • 40
    • 68

    Increasing Clouds

    • 21
    • 46

    Chance Rain

    • 21
    • 37

    Mostly Sunny

    • 31
    • 48

    Partly Sunny

    • 39
    • 63

    Partly Sunny

    • 39
    • 65

    Mostly Cloudy

Today 25 Mar Burnett

Mostly sunny. Warmer with Highs in the upper 60s. South Winds around 10 Mph, becoming west this afternoon.

Tonight 25 Mar Burnett

Partly cloudy in the Evening, then mostly cloudy with a chance of rain after midnight. Lows in the upper 30s. Northwest Winds around 5 Mph, becoming northeast after midnight. Chance of rain 50 percent.

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  • Temperature Real-Time

Grantsburg Temperature Statistics

March Temperature

Rush City Regional Airport (13.7 miles)

  • Lowest 16 March, 2026

    7.7 °F

  • Average March

    34.6 °F

  • Highest 21 March, 2026

    74.3 °F

Climate (2021–Present)

Rush City Regional Airport (13.7 miles)

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  • Average Low 2021–2026

    35.8 °F

  • Average 2021–2026

    45.6 °F

  • Average High 2021–2026

    55 °F
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