Seaton Weather Forecast

    • 48
    • 49

    Rain

    • 13
    • 56

    Rain

    • 11
    • 21

    Blustery

    • 22
    • 31

    Mostly Cloudy

    • 12
    • 35

    Mostly Cloudy

    • 7
    • 21

    Mostly Sunny

Today 27 Dec Mercer

Areas of dense fog in the morning. Mostly cloudy. Highs in the lower 50s. Southeast Winds 10 to 15 Mph.

Tonight 27 Dec Mercer

Mostly cloudy. A chance of Showers after midnight. Lows in the upper 40s. Temperature rising into the mid 50s after midnight. South Winds 5 to 10 Mph with Gusts up to 20 Mph. Chance of rain 40 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Seaton Temperature Statistics

December Temperature

Galesburg Municipal Airport (22.4 miles)

  • Lowest 14 December, 2025

    -12.5 °F

  • Average December

    25.2 °F

  • Highest 23 December, 2025

    53.2 °F

Climate (2020–Present)

Galesburg Municipal Airport (22.4 miles)

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  • Average Low 2020–2025

    41.4 °F

  • Average 2020–2025

    51.5 °F

  • Average High 2020–2025

    61.7 °F
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