Chickasaw Weather Forecast

    • 64
    • 80

    Rain Showers

    • 54
    • 82

    Chance Rain Showers

    • 57
    • 73

    Partly Sunny

    • 67
    • 86

    Partly Sunny

    • 68
    • 87

    Rain Showers Likely

    • 61
    • 83

    Chance Rain Showers

Today 12 Sep Mercer

Becoming partly cloudy late. Showers likely with a slight chance of Thunderstorms this Morning, then Showers likely with a chance of Thunderstorms this afternoon. Highs around 80. South Winds 5 to 10 Mph. Chance of rain 70 percent.

Tonight 12 Sep Mercer

Partly cloudy. A slight chance of Showers and Thunderstorms in the evening. Muggy. Lows in the mid 60s. Southwest Winds around 5 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Chickasaw Temperature Statistics

September Temperature

Versailles Darke County Airport (16.2 miles)

  • Lowest 7 September, 2026

    57.2 °F

  • Average September

    76.4 °F

  • Highest 1 September, 2026

    93.2 °F

Climate (2021–2026)

Versailles Darke County Airport (16.2 miles)

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  • Average Low 2021–2026

    43.3 °F

  • Average 2021–2026

    52.6 °F

  • Average High 2021–2026

    61.8 °F
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