Gilson Weather Forecast

    • 68
    • 86

    Rain Showers Likely

    • 65
    • 84

    Chance Rain Showers

    • 64
    • 83

    Slight Chance Rain Showers

    • 66
    • 85

    Mostly Sunny

    • 69
    • 87

    Partly Sunny

    • 67
    • 87

    Chance Thunderstorms

Today 4 Jul Knox

Partly sunny with a chance of Thunderstorms. A chance of Showers in the Morning, then Showers likely in the afternoon. Humid with Highs in the mid 80s. Southwest Winds around 5 Mph. Chance of rain 70 percent.

Tonight 4 Jul Knox

Mostly cloudy with a chance of Showers. A chance of Thunderstorms, mainly in the evening. Humid with Lows in the upper 60s. Southwest Winds around 5 Mph in the Evening, becoming light and variable. Chance of rain 50 percent.

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Gilson Temperature Statistics

July Temperature

Galesburg Municipal Airport (13 miles)

  • Lowest 1 July, 2026

    72.5 °F

  • Average July

    80.8 °F

  • Highest 1 July, 2026

    89.4 °F

Climate (2021–2026)

Galesburg Municipal Airport (13 miles)

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  • Average Low 2021–2026

    41.7 °F

  • Average 2021–2026

    52 °F

  • Average High 2021–2026

    62.4 °F
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