Olympic National Park in May
In May, Olympic National Park averages a high of 63°F and a low of 43°F, with 1.9 inches of precipitation (rain plus melted snow). About 331,000 people visit, the 5th busiest of 12 (busy). Days are 15 hours 07 minutes long.
- Quiet
- Moderate
- Busy
- Very busy
- Few or no visits (may be closed)
- Best months
- High / low
- 63° / 43°F
- Precipitation
- 1.9in
- Snow
- 0in
- Daylight
- 15h 7m
- Visitors
- 331,000
- Crowds
- Busy
May is one of the best months to visit: mild weather with busy crowds.
Weather 1991–2020 averages at Elwha RS, WA, 16.1 miles from the park's center, 360 ft. Visitors National Park Service recreation visits, average of 2023–2025. Updated .
Other parks in May
| Park | High / low °F | Crowds | Weather |
|---|---|---|---|
| Mount Rainier National Park | 48° / 33° | Quiet | Cool |
| North Cascades National Park | 67° / 46° | Quiet | Mild |
| Ross Lake National Recreation Area | 65° / 45° | Moderate | Mild |
| Fort Vancouver National Historic Site | 68° / 48° | Very busy | Mild |
| Lake Roosevelt National Recreation Area | 65° / 39° | Moderate | Mild, wet |
Closures, reservations and alerts: Olympic National Park on nps.gov
All twelve months at Olympic · National parks to visit in May