Mount Rainier National Park in June
In June, Mount Rainier National Park averages a high of 54°F and a low of 37°F, with 3.8 inches of precipitation (rain plus melted snow). About 235,000 people visit, the 3rd busiest of 12 (busy). Days are 15 hours 51 minutes long.
- Quiet
- Moderate
- Busy
- Very busy
- Few or no visits (may be closed)
- Best months
- High / low
- 54° / 37°F
- Precipitation
- 3.8in
- Snow
- –in
- Daylight
- 15h 51m
- Visitors
- 235,000
- Crowds
- Busy
Best months for weather and crowds instead: July (very busy), August (very busy) and September (moderate).
Higher or lower in the park, expect a different picture: Longmire Rainier Nps, WA at 2,762 ft averages a June high of 66°F and a low of 42°F.
Weather 1991–2020 averages at Rainier Paradise RS, WA, 5.1 miles from the park's center, 5,427 ft. Second station lower down: Longmire Rainier Nps, WA, 2,762 ft, 8.8 miles. Visitors National Park Service recreation visits, average of 2023–2025. Updated .
Other parks in June
| Park | High / low °F | Crowds | Weather |
|---|---|---|---|
| Fort Vancouver National Historic Site | 74° / 53° | Very busy | Mild |
| Olympic National Park | 67° / 47° | Busy | Mild |
| Ross Lake National Recreation Area | 70° / 50° | Busy | Mild |
| North Cascades National Park | 70° / 50° | Quiet | Mild |
| Lake Roosevelt National Recreation Area | 72° / 43° | Busy | Mild |
Closures, reservations and alerts: Mount Rainier National Park on nps.gov
All twelve months at Mount Rainier · National parks to visit in June