Appleton Weather Forecast

    • 56
    • 85

    Increasing Clouds

    • 31
    • 66

    Mostly Cloudy

    • 36
    • 53

    Mostly Cloudy

    • 39
    • 61

    Mostly Cloudy

    • 48
    • 60

    Mostly Cloudy

    • 32
    • 73

    Slight Chance Rain

Today 21 Mar Knox

Sunny. Highs in the mid 80s. Southeast Winds 5 to 10 Mph, becoming southwest 10 to 15 Mph this afternoon.

Tonight 21 Mar Knox

Mostly clear. Not as cool with Lows in the mid 50s. Southwest Winds 5 to 10 Mph with Gusts up to 20 Mph.

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Appleton Temperature Statistics

March Temperature

Galesburg Municipal Airport (13.7 miles)

  • Lowest 16 March, 2026

    13.1 °F

  • Average March

    43.4 °F

  • Highest 10 March, 2026

    81.7 °F

Climate (2021–Present)

Galesburg Municipal Airport (13.7 miles)

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  • Average Low 2021–2026

    41.5 °F

  • Average 2021–2026

    51.8 °F

  • Average High 2021–2026

    62.1 °F
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