Seaton Weather Forecast

    • 48
    • 75

    Mostly Sunny

    • 50
    • 77

    Mostly Sunny

    • 53
    • 74

    Partly Sunny

    • 54
    • 75

    Mostly Cloudy

    • 50
    • 74

    Mostly Cloudy

    • 45
    • 66

    Mostly Cloudy

Today 21 Oct Mercer

Sunny. Highs in the mid 70s. South Winds around 5 Mph.

Tonight 21 Oct Mercer

Mostly clear. Lows in the upper 40s. Light and variable Winds.

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Seaton Temperature Statistics

October Temperature

Galesburg Municipal Airport (22.4 miles)

  • Lowest 17 October, 2026

    31.8 °F

  • Average October

    60.7 °F

  • Highest 12 October, 2026

    87.3 °F

Climate (2021–2026)

Galesburg Municipal Airport (22.4 miles)

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  • Average Low 2021–2026

    41.9 °F

  • Average 2021–2026

    52.2 °F

  • Average High 2021–2026

    62.5 °F
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