Serpent Mound State Memorial Weather Forecast

    • 30
    • 42

    Partly Sunny

    • 41
    • 51

    Chance Rain

    • 21
    • 44

    Rain Likely

    • 17
    • 27

    Mostly Cloudy

    • 24
    • 34

    Chance Snow

    • 16
    • 34

    Slight Chance Snow

Today 12 Jan Adams

Mostly sunny in the Morning, then becoming partly cloudy. Highs in the lower 40s. Southwest Winds 5 to 10 Mph with Gusts up to 20 Mph.

Tonight 12 Jan Adams

Partly cloudy. Near steady Temperatures in the mid 20s. Southwest Winds around 5 Mph.

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  • Temperature Real-Time

Serpent Mound State Memorial Temperature Statistics

January Temperature

Wilmington, Airborne Airpark Airport (32.9 miles)

  • Lowest 2 January, 2026

    16 °F

  • Average January

    36.4 °F

  • Highest 9 January, 2026

    64 °F

Climate (2021–Present)

Wilmington, Airborne Airpark Airport (32.9 miles)

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  • Average Low 2021–2026

    45.6 °F

  • Average 2021–2026

    55 °F

  • Average High 2021–2026

    64.7 °F
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