Grantsburg Weather Forecast

    • 34
    • 62

    Sunny

    • 37
    • 68

    Sunny

    • 40
    • 72

    Mostly Sunny

    • 43
    • 75

    Mostly Sunny

    • 44
    • 78

    Sunny

    • 48
    • 81

    Sunny

Today 17 Oct Johnson

Sunny. Highs around 60. North Winds 5 to 10 Mph.

Tonight 17 Oct Johnson

Clear. Areas of frost after midnight. Lows in the mid 30s. Northeast Winds around 5 Mph in the Evening, becoming light and variable.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Grantsburg Temperature Statistics

October Temperature

Metropolis Municipal Airport (14.3 miles)

  • Lowest 6 October, 2026

    44.6 °F

  • Average October

    68 °F

  • Highest 1 October, 2026

    92.1 °F

Climate (2021–2026)

Metropolis Municipal Airport (14.3 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    49.7 °F

  • Average 2021–2026

    59.9 °F

  • Average High 2021–2026

    70.5 °F
Get WillyWeather+ to remove ads