Glen Canyon National Recreation Area in September
In September, Glen Canyon National Recreation Area averages a high of 88°F and a low of 60°F, with 0.8 inches of precipitation (rain plus melted snow). About 415,000 people visit, the 6th busiest of 12 (busy). Days are 12 hours 23 minutes long.
- Quiet
- Moderate
- Busy
- Very busy
- Few or no visits (may be closed)
- Best months
- High / low
- 88° / 60°F
- Precipitation
- 0.8in
- Snow
- 0in
- Daylight
- 12h 23m
- Visitors
- 415,000
- Crowds
- Busy
Best months for weather and crowds instead: April (busy) and November (moderate).
Weather 1991–2020 averages at Bullfrog Basin, UT, 10.1 miles from the park's center, 3,822 ft. Visitors National Park Service recreation visits, average of 2023–2025. Updated .
Other parks in September
| Park | High / low °F | Crowds | Weather |
|---|---|---|---|
| Capitol Reef National Park | 80° / 55° | Very busy | Mild, wet |
| Bryce Canyon National Park | 70° / 42° | Very busy | Mild, wet |
| Canyonlands National Park | 84° / 51° | Very busy | Hot |
| Arches National Park | 87° / 58° | Very busy | Hot |
| Grand Canyon National Park | 76° / 44° | Very busy | Mild, wet |
Closures, reservations and alerts: Glen Canyon National Recreation Area on nps.gov
All twelve months at Glen Canyon National Recreation Area · National parks to visit in September