Olympic National Park: the best time to visit, by the numbers
Month-by-month crowds (official NPS counts) and weather (NOAA 1991–2020 normals)
Olympic National Park draws about 3.1 million recreation visits in a typical year (2016–2025 median). August is the peak month (about 687,000 visits); December is the quietest (about 80,000) — a 9-to-1 spread between busiest and quietest.
Pick a month
| Month | Typical visits | Crowds | High / Low | Precip |
|---|---|---|---|---|
| January | 85,509 | quietest stretch | 45°F / 36°F | 3.8 in |
| February | 87,434 | quietest stretch | 46°F / 37°F | 2.4 in |
| March | 116,481 | quiet | 49°F / 39°F | 2.4 in |
| April | 160,557 | quiet | 54°F / 42°F | 1.6 in |
| May | 306,600 | moderate | 60°F / 48°F | 1.1 in |
| June | 371,755 | moderate | 63°F / 51°F | 1.1 in |
| July | 513,621 | busy | 67°F / 54°F | 0.6 in |
| August | 687,481 | busiest stretch | 67°F / 55°F | 0.7 in |
| September | 394,729 | moderate | 64°F / 51°F | 1.2 in |
| October | 190,997 | quiet | 56°F / 45°F | 3.2 in |
| November | 108,025 | quiet | 49°F / 40°F | 4.4 in |
| December | 79,670 | quietest stretch | 44°F / 37°F | 4.2 in |