Hardin County Airport Weather Forecast

    • 56
    • 81

    Rain Showers

    • 49
    • 70

    Chance Rain Showers

    • 46
    • 76

    Slight Chance Rain Showers

    • 45
    • 68

    Mostly Sunny

    • 43
    • 69

    Mostly Sunny

    • 49
    • 71

    Partly Sunny

Today 3 Sep Hardin

Mostly sunny. Highs in the lower 80s. Southwest Winds 10 to 15 Mph.

Tonight 3 Sep Hardin

Partly cloudy in the Evening, then mostly cloudy with Showers with a slight chance of Thunderstorms after midnight. Lows in the mid 50s. Southwest Winds 5 to 10 Mph with Gusts up to 20 Mph. Chance of rain 90 percent.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Hardin County Airport Temperature Statistics

September Temperature

Bellefontaine Regional Airport (18.6 miles)

  • Lowest 1 September, 2025

    50 °F

  • Average September

    68.1 °F

  • Highest 1 September, 2025

    78.8 °F

Climate (2020–Present)

Bellefontaine Regional Airport (18.6 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2020–2025

    45.3 °F

  • Average 2020–2025

    53.7 °F

  • Average High 2020–2025

    62.3 °F
Get WillyWeather+ to remove ads