Seaton Weather Forecast

    • 62
    • 82

    Chance Thunderstorms

    • 62
    • 85

    Chance Thunderstorms

    • 68
    • 88

    Chance Thunderstorms

    • 66
    • 87

    Rain Showers Likely

    • 52
    • 82

    Chance Rain Showers

    • 49
    • 70

    Slight Chance Rain Showers

Today 15 May Mercer

Mostly sunny. Highs in the lower 80s. South Winds 10 to 15 Mph with Gusts up to 30 Mph.

Tonight 15 May Mercer

Partly cloudy in the Evening, then mostly cloudy with Showers and Thunderstorms likely after midnight. Lows in the lower 60s. South Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 70 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

    54.9 °F

  • Highest 12 May, 2026

    81.3 °F

Climate (2021–Present)

Galesburg Municipal Airport (22.4 miles)

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  • Average Low 2021–2026

    41.7 °F

  • Average 2021–2026

    52 °F

  • Average High 2021–2026

    62.3 °F
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