Hardin County Airport Weather Forecast

    • 37
    • 71

    Rain Showers

    • 31
    • 54

    Partly Sunny

    • 35
    • 49

    Partly Sunny

    • 54
    • 70

    Partly Sunny

    • 51
    • 72

    Slight Chance Thunderstorms

    • 60
    • 80

    Partly Sunny

Today 18 Apr Hardin

Showers with a chance of Thunderstorms. Highs in the lower 70s. Temperatures falling into the mid 50s this afternoon. Southwest Winds 15 to 20 Mph, becoming west this afternoon. Chance of rain 100 percent.

Tonight 18 Apr Hardin

Mostly cloudy with a chance of Showers in the Evening, then partly cloudy after midnight. Much cooler with Lows in the mid 30s. Northwest Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 30 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Hardin County Airport Temperature Statistics

April Temperature

Bellefontaine Regional Airport (18.6 miles)

  • Lowest 7 April, 2026

    28.4 °F

  • Average April

    53.9 °F

  • Highest 3 April, 2026

    78.8 °F

Climate (2021–Present)

Bellefontaine Regional Airport (18.6 miles)

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  • Average Low 2021–2026

    47.1 °F

  • Average 2021–2026

    55.8 °F

  • Average High 2021–2026

    64.6 °F
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