Rocky Mountain National Park in March
In March, Rocky Mountain National Park averages a high of 42°F and a low of 14°F, with 1.2 inches of precipitation (rain plus melted snow) and 17.6 inches of snowfall. About 155,000 people visit, the 8th busiest of 12 (quiet). Days are 11 hours 49 minutes long.
- Quiet
- Moderate
- Busy
- Very busy
- Few or no visits (may be closed)
- Best months
- High / low
- 42° / 14°F
- Precipitation
- 1.2in
- Snow
- 17.6in
- Daylight
- 11h 49m
- Visitors
- 155,000
- Crowds
- Quiet
Best months for weather and crowds instead: June (very busy).
Higher or lower in the park, expect a different picture: Waterdale, CO at 5,230 ft averages a March high of 54°F and a low of 25°F.
Weather 1991–2020 averages at Grand Lake 1 NW, CO, 9.2 miles from the park's center, 8,720 ft. Second station lower down: Waterdale, CO, 5,230 ft, 26.4 miles. Visitors National Park Service recreation visits, average of 2023–2025. Updated .
Other parks in March
| Park | High / low °F | Crowds | Weather |
|---|---|---|---|
| Black Canyon of the Gunnison National Park | 49° / 23° | Quiet | Cool |
| Great Sand Dunes National Park | 49° / 24° | Quiet | Cool |
| Arches National Park | 62° / 37° | Busy | Mild |
| Wind Cave National Park | 50° / 24° | Quiet | Cool |
| Mesa Verde National Park | 51° / 30° | Quiet | Cool |
Closures, reservations and alerts: Rocky Mountain National Park on nps.gov
All twelve months at Rocky Mountain · National parks to visit in March