Ross Lake National Recreation Area in August
In August, Ross Lake National Recreation Area averages a high of 79°F and a low of 56°F, with 1.2 inches of precipitation (rain plus melted snow). About 125,000 people visit, the 5th busiest of 12 (moderate). Days are 14 hours 22 minutes long.
- Quiet
- Moderate
- Busy
- Very busy
- Few or no visits (may be closed)
- Best months
- High / low
- 79° / 56°F
- Precipitation
- 1.2in
- Snow
- 0in
- Daylight
- 14h 22m
- Visitors
- 125,000
- Crowds
- Moderate
August is one of the best months to visit: mild weather with moderate crowds.
Weather 1991–2020 averages at Ross Dam, WA, 4.2 miles from the park's center, 1,236 ft. Visitors National Park Service recreation visits, average of 2023–2025. Updated .
Other parks in August
| Park | High / low °F | Crowds | Weather |
|---|---|---|---|
| North Cascades National Park | 79° / 54° | Busy | Mild |
| Olympic National Park | 75° / 52° | Very busy | Mild |
| Mount Rainier National Park | 64° / 45° | Very busy | Mild |
| Lake Roosevelt National Recreation Area | 83° / 48° | Very busy | Hot |
| Fort Vancouver National Historic Site | 82° / 57° | Busy | Hot |
Closures, reservations and alerts: Ross Lake National Recreation Area on nps.gov
All twelve months at Ross Lake National Recreation Area · National parks to visit in August