Marathon Weather Forecast

    • 55
    • 76

    Partly Sunny

    • 54
    • 75

    Partly Sunny

    • 51
    • 75

    Sunny

    • 54
    • 77

    Sunny

    • 60
    • 80

    Mostly Sunny

    • 65
    • 83

    Partly Sunny

Today 31 May Clermont

Partly cloudy. Highs in the upper 70s. East Winds around 5 Mph.

Tonight 31 May Clermont

Partly cloudy. A chance of Sprinkles after midnight. Lows in the mid 50s. Light and variable Winds, becoming northeast around 5 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Marathon Temperature Statistics

May Temperature

Batavia Clermont County Airport (11.8 miles)

  • Lowest 2 May, 2026

    35.6 °F

  • Average May

    62.6 °F

  • Highest 18 May, 2026

    87.3 °F

Climate (2021–Present)

Batavia Clermont County Airport (11.8 miles)

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  • Average Low 2021–2026

    46.7 °F

  • Average 2021–2026

    56.2 °F

  • Average High 2021–2026

    65.8 °F
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