Olympic National Park in May
Olympic National Park · crowd + weather almanac
May crowd level
moderate
about 307,000 visits in a
typical May
The 5th-busiest month of the year ·
median of 2016–2025 official NPS counts
May is the 5th-busiest month of the year at Olympic National Park: about 307,000 recreation visits in a typical May (10% of the year's traffic, and 45% of what the peak month, August, sees). Crowds are middling — noticeably lighter than peak season. Weather-wise, May days at the Port Angeles, WA station typically top out around 60°F with nights near 48°F, and about 1.1 inches of precipitation falls over the month.
- Typical May: 306,600 recreation visits (median 2016–2025); the range across those years ran 66,013 (2020) to 436,911 (2025).
- Busier than 7 of the other 11 months.
- 1991–2020 May normals at Port Angeles, WA: high 60°F, low 48°F, 1.08 in precipitation, 0.0 in snow.
- Similar daytime temperatures, thinner crowds: October typically runs 56°F days with about 38% fewer visits (191,000 vs 307,000).
May weather (1991–2020 normals)
| Typical daytime high | 60°F |
|---|---|
| Typical overnight low | 48°F |
| Precipitation (monthly normal) | 1.08 in |
| Snowfall (monthly normal) | 0.0 in |
| Measured at | Port Angeles, WA (USC00456624), 1.1 mi from the park reference point, elev. 90 ft |
Every month at Olympic
| 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 |