Seaton Weather Forecast

    • 71
    • 90

    Rain Showers Likely

    • 70
    • 86

    Rain Showers

    • 68
    • 82

    Rain Showers

    • 70
    • 83

    Chance Thunderstorms

    • 71
    • 88

    Chance Rain Showers

    • 66
    • 84

    Slight Chance Thunderstorms

    • 64
    • 80

    Partly Sunny

Today 11 Aug Mercer

Mostly sunny with a slight chance of Showers and Thunderstorms. Some Thunderstorms may produce damaging Winds and large hail. Highs in the upper 80s. Southwest Winds 5 to 10 Mph. Chance of rain 20 percent. Heat index Values up to 103.

Tonight 11 Aug Mercer

Partly cloudy with a slight chance of Showers and Thunderstorms this Evening, then mostly cloudy with a chance of Showers and Thunderstorms after midnight. Lows in the lower 70s. East Winds around 5 Mph. Chance of rain 30 percent. Heat index Values up to 106 early this evening.

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Seaton Temperature Statistics

August Temperature

Galesburg Municipal Airport (22.4 miles)

  • Lowest 3 August, 2026

    57.7 °F

  • Average August

    72.3 °F

  • Highest 9 August, 2026

    85.5 °F

Climate (2021–2026)

Galesburg Municipal Airport (22.4 miles)

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  • Average Low 2021–2026

    41.7 °F

  • Average 2021–2026

    52.1 °F

  • Average High 2021–2026

    62.5 °F
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