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PARKS
Mammoth Cave National Park
Weather

The temperature in the cave is approximately 54 degrees Fahrenheit year-round but can fluctuate as much as six degrees either way in passageways close to the surface. Entrances may be very cold. The lower passages are more constant. A light jacket or sweatshirt is recommended.

Above Ground Temperatures

MonthNormal HighsNormal Lows
January4525
February4926
March5835
April7045
May7852
June8660
July8864
August8862
September8256
October7244
November5836
December4828

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