Seaton Weather Forecast

    • 61
    • 82

    Chance Rain Showers

    • 57
    • 83

    Slight Chance Thunderstorms

    • 55
    • 84

    Mostly Sunny

    • 57
    • 85

    Partly Sunny

    • 63
    • 87

    Chance Rain Showers

    • 64
    • 88

    Chance Thunderstorms

Today 31 May Mercer

Mostly cloudy in the Morning, then becoming partly sunny. A slight chance of Thunderstorms. A chance of Showers, mainly in the morning. Highs in the lower 80s. Southeast Winds 5 to 10 Mph with Gusts up to 20 Mph. Chance of rain 40 percent.

Tonight 31 May Mercer

Partly cloudy in the Evening, then mostly cloudy with a chance of Showers after midnight. Lows in the lower 60s. East Winds 5 to 10 Mph. Chance of rain 40 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Seaton Temperature Statistics

May Temperature

Galesburg Municipal Airport (22.4 miles)

  • Lowest 7 May, 2026

    32.7 °F

  • Average May

    61.3 °F

  • Highest 27 May, 2026

    88.7 °F

Climate (2021–Present)

Galesburg Municipal Airport (22.4 miles)

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  • Average Low 2021–2026

    41.6 °F

  • Average 2021–2026

    52 °F

  • Average High 2021–2026

    62.4 °F
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