St Henry Weather Forecast

    • 57
    • 77

    Mostly Sunny

    • 60
    • 80

    Mostly Sunny

    • 68
    • 85

    Partly Sunny

    • 66
    • 88

    Rain Showers Likely

    • 56
    • 79

    Slight Chance Thunderstorms

    • 58
    • 79

    Mostly Sunny

    • 62
    • 83

    Chance Rain Showers

Today 6 Sep Mercer

Mostly sunny. Highs in the upper 70s. Northeast Winds 5 to 10 Mph.

Tonight 6 Sep Mercer

Mostly clear. Lows in the mid 50s. Northeast Winds 5 to 10 Mph.

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  • Temperature Real-Time

St Henry Temperature Statistics

September Temperature

Versailles Darke County Airport (15.5 miles)

  • Lowest 2 September, 2026

    71.6 °F

  • Average September

    81.3 °F

  • Highest 1 September, 2026

    93.2 °F

Climate (2021–2026)

Versailles Darke County Airport (15.5 miles)

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  • Average Low 2021–2026

    43.3 °F

  • Average 2021–2026

    52.5 °F

  • Average High 2021–2026

    61.8 °F
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