Hardin County Airport Weather Forecast

    • 56
    • 70

    Mostly Cloudy

    • 61
    • 79

    Rain Showers Likely

    • 67
    • 84

    Slight Chance Thunderstorms

    • 69
    • 87

    Partly Sunny

    • 62
    • 85

    Rain Showers Likely

    • 51
    • 76

    Chance Rain Showers

Today 15 May Hardin

Mostly cloudy. Highs around 70. Southwest Winds around 10 Mph with Gusts up to 20 Mph.

Tonight 15 May Hardin

Partly cloudy. Warmer with Lows in the mid 50s. South Winds 10 to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Hardin County Airport Temperature Statistics

May Temperature

Bellefontaine Regional Airport (18.6 miles)

  • Lowest 2 May, 2026

    32 °F

  • Average May

    51.2 °F

  • Highest 4 May, 2026

    75.2 °F

Climate (2021–Present)

Bellefontaine Regional Airport (18.6 miles)

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  • Average Low 2021–2026

    47.2 °F

  • Average 2021–2026

    55.8 °F

  • Average High 2021–2026

    64.6 °F
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