Seaton Weather Forecast

    • 64
    • 85

    Mostly Sunny

    • 66
    • 86

    Sunny

    • 68
    • 87

    Chance Thunderstorms

    • 66
    • 79

    Rain Showers Likely

    • 65
    • 79

    Slight Chance Thunderstorms

    • 64
    • 84

    Mostly Sunny

Today 28 Jul Mercer

Mostly sunny. Humid with Highs in the mid 80s. Northeast Winds 5 to 10 Mph.

Tonight 28 Jul Mercer

Mostly clear. Humid with Lows in the mid 60s. Northeast Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Seaton Temperature Statistics

July Temperature

Galesburg Municipal Airport (22.4 miles)

  • Lowest 23 July, 2026

    53.6 °F

  • Average July

    75.3 °F

  • Highest 18 July, 2026

    91.8 °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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