Mammoth Cave Weather Forecast

    • 59
    • 83

    Increasing Clouds

    • 65
    • 89

    Partly Sunny

    • 69
    • 92

    Partly Sunny

    • 65
    • 87

    Chance Rain Showers

    • 64
    • 75

    Rain Showers Likely

    • 55
    • 74

    Chance Rain Showers

Today 29 Sep Edmonson

Sunny. Highs in the lower 80s. Light Winds.

Tonight 29 Sep Edmonson

Clear in the evening then becoming partly cloudy. Lows in the upper 50s. Light Winds becoming southeast up to 5 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Mammoth Cave Temperature Statistics

September Temperature

Glasgow, Glasgow Municipal Airport (13 miles)

  • Lowest 27 September, 2026

    43.7 °F

  • Average September

    76.5 °F

  • Highest 3 September, 2026

    99 °F

Climate (2021–2026)

Glasgow, Glasgow Municipal Airport (13 miles)

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  • Average Low 2021–2026

    47.8 °F

  • Average 2021–2026

    58.4 °F

  • Average High 2021–2026

    69.2 °F
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