Mammoth Cave National Park in June
In June, Mammoth Cave National Park averages a high of 88°F and a low of 64°F, with 4.8 inches of precipitation (rain plus melted snow). About 90,000 people visit, the 2nd busiest of 12 (very busy). Days are 14 hours 42 minutes long.
- Quiet
- Moderate
- Busy
- Very busy
- Few or no visits (may be closed)
- Best months
- High / low
- 88° / 64°F
- Precipitation
- 4.8in
- Snow
- 0in
- Daylight
- 14h 42m
- Visitors
- 90,000
- Crowds
- Very busy
Best months for weather and crowds instead: October (moderate) and November (moderate).
Weather 1991–2020 averages at Mammoth Cave, KY, 4.2 miles from the park's center, 760 ft. Visitors National Park Service recreation visits, average of 2023–2025. Updated .
Other parks in June
| Park | High / low °F | Crowds | Weather |
|---|---|---|---|
| Great Smoky Mountains National Park | 80° / 59° | Very busy | Hot |
| Kennesaw Mountain National Battlefield Park | 82° / 65° | Very busy | Hot |
| Gateway Arch National Park | 86° / 65° | Busy | Hot |
| Chattahoochee River National Recreation Area | 86° / 66° | Very busy | Hot |
| New River Gorge National Park and Preserve | 79° / 58° | Very busy | Mild, wet |
Closures, reservations and alerts: Mammoth Cave National Park on nps.gov
All twelve months at Mammoth Cave · National parks to visit in June