Zion National Park in May
In May, Zion National Park averages a high of 84°F and a low of 53°F, with 0.8 inches of precipitation (rain plus melted snow). About 564,000 people visit, the 2nd busiest of 12 (very busy). Days are 14 hours 09 minutes long.
- Quiet
- Moderate
- Busy
- Very busy
- Few or no visits (may be closed)
- Best months
- High / low
- 84° / 53°F
- Precipitation
- 0.8in
- Snow
- 0in
- Daylight
- 14h 9m
- Visitors
- 564,000
- Crowds
- Very busy
Best months for weather and crowds instead: April (very busy), October (very busy) and November (moderate).
Higher or lower in the park, expect a different picture: Cedar City 5E, UT at 6,465 ft averages a May high of 69°F and a low of 40°F.
Weather 1991–2020 averages at Zion NP, UT, 6 miles from the park's center, 4,038 ft. Second station higher up: Cedar City 5E, UT, 6,465 ft, 26.2 miles. Visitors National Park Service recreation visits, average of 2023–2025. Updated .
Other parks in May
| Park | High / low °F | Crowds | Weather |
|---|---|---|---|
| Bryce Canyon National Park | 63° / 37° | Very busy | Mild |
| Grand Canyon National Park | 70° / 36° | Very busy | Mild |
| Lake Mead National Recreation Area | 91° / 65° | Very busy | Very hot |
| Capitol Reef National Park | 74° / 48° | Very busy | Mild, wet |
| Glen Canyon National Recreation Area | 82° / 53° | Very busy | Hot |
Closures, reservations and alerts: Zion National Park on nps.gov