North Cascades National Park in March
In March, North Cascades National Park averages a high of 49°F and a low of 35°F, with 8.4 inches of precipitation (rain plus melted snow) and 2.8 inches of snowfall. About 74 people visit, the 8th busiest of 12 (few or no visits). Days are 11 hours 43 minutes long.
- Quiet
- Moderate
- Busy
- Very busy
- Few or no visits (may be closed)
- Best months
- High / low
- 49° / 35°F
- Precipitation
- 8.4in
- Snow
- 2.8in
- Daylight
- 11h 43m
- Visitors
- 74
- Crowds
- Few or no visits
Best months for weather and crowds instead: May (quiet), June (quiet) and September (busy).
Few or no visitors in March: fewer than 3% of the busiest month's visits. Roads, ferries or the whole park may be closed; check North Cascades National Park on nps.gov before you plan.
Weather 1991–2020 averages at Newhalem, WA, 11.6 miles from the park's center, 525 ft. Visitors National Park Service recreation visits, average of 2023–2025. Updated .
Other parks in March
| Park | High / low °F | Crowds | Weather |
|---|---|---|---|
| Ross Lake National Recreation Area | 47° / 33° | Quiet | Cool |
| Olympic National Park | 50° / 35° | Quiet | Cool |
| Mount Rainier National Park | 36° / 24° | Quiet | Cold |
| Lake Roosevelt National Recreation Area | 47° / 27° | Quiet | Cool |
| Fort Vancouver National Historic Site | 56° / 38° | Moderate | Mild, wet |
Closures, reservations and alerts: North Cascades National Park on nps.gov
All twelve months at North Cascades · National parks to visit in March