Seaton Weather Forecast

    • 69
    • 75

    Chance Rain Showers

    • 62
    • 81

    Rain Showers

    • 68
    • 80

    Rain Showers Likely

    • 67
    • 85

    Chance Rain Showers

    • 69
    • 85

    Chance Rain Showers

    • 65
    • 85

    Slight Chance Rain Showers

Today 14 Sep Mercer

Mostly cloudy with a 20 percent chance of Showers. Highs in the mid 70s. Southeast Winds around 15 Mph with Gusts up to 30 Mph.

Tonight 14 Sep Mercer

Partly cloudy this Evening, then mostly cloudy with a chance of Showers and Thunderstorms after midnight. Much warmer. Near steady temperature in the lower 70s. South Winds 10 to 15 Mph with Gusts up to 30 Mph. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Seaton Temperature Statistics

September Temperature

Galesburg Municipal Airport (22.4 miles)

  • Lowest 11 September, 2026

    58.8 °F

  • Average September

    75.9 °F

  • Highest 3 September, 2026

    93.6 °F

Climate (2021–2026)

Galesburg Municipal Airport (22.4 miles)

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  • Average Low 2021–2026

    41.8 °F

  • Average 2021–2026

    52.2 °F

  • Average High 2021–2026

    62.5 °F
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