Galesburg Weather Forecast

    • 55
    • 62

    Rain Showers

    • 52
    • 66

    Chance Rain Showers

    • 51
    • 74

    Partly Sunny

    • 52
    • 76

    Partly Sunny

    • 51
    • 75

    Mostly Sunny

    • 49
    • 75

    Mostly Sunny

Today 19 Sep Traill

Showers and a slight chance of Thunderstorms in the Morning, then Showers and a chance of Thunderstorms in the afternoon. Highs in the mid 60s. Northeast Winds 5 to 15 Mph. Chance of rain 90 percent.

Tonight 19 Sep Traill

Cloudy with a 50 percent chance of Showers. Patchy fog. Lows in the mid 50s. East Winds up to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Galesburg Temperature Statistics

September Temperature

Cooperstown (34.2 miles)

  • Lowest 7 September, 2025

    32 °F

  • Average September

    59.8 °F

  • Highest 14 September, 2025

    84.2 °F

Climate (2020–Present)

Cooperstown (34.2 miles)

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  • Average Low 2020–2025

    31.2 °F

  • Average 2020–2025

    41.7 °F

  • Average High 2020–2025

    52 °F
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