Appleton Weather Forecast

    • 44
    • 64

    Chance Rain Showers

    • 47
    • 67

    Chance Rain Showers

    • 53
    • 78

    Rain Showers Likely

    • 43
    • 67

    Mostly Sunny

    • 49
    • 69

    Chance Rain Showers

    • 52
    • 75

    Slight Chance Thunderstorms

Today 7 May Knox

Sunny with a slight chance of Showers this Morning, then partly sunny with a chance of Showers with a slight chance of Thunderstorms this afternoon. Some Thunderstorms may produce gusty Winds this afternoon. Highs in the mid 60s. Southwest Winds 10 to 15 Mph, becoming west this afternoon. Gusts up to 30 Mph. Chance of rain 50 percent.

Tonight 7 May Knox

Mostly cloudy. A chance of Showers with a slight chance of Thunderstorms in the evening. Some Thunderstorms may produce gusty Winds in the evening. Lows in the mid 40s. South Winds 10 to 15 Mph in the Evening, becoming light and variable. Chance of rain 40 percent.

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Appleton Temperature Statistics

May Temperature

Galesburg Municipal Airport (13.7 miles)

  • Lowest 1 May, 2026

    33.8 °F

  • Average May

    53.7 °F

  • Highest 4 May, 2026

    80.4 °F

Climate (2021–Present)

Galesburg Municipal Airport (13.7 miles)

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  • Average Low 2021–2026

    41.6 °F

  • Average 2021–2026

    51.9 °F

  • Average High 2021–2026

    62.3 °F
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