How Crowded Is Olympic in March?
March is a very quiet month at Olympic National Park, running about 0.5× the park's average month — roughly 4% of the year's visitors come in March. That puts it between the August peak and the December low. Overall our best-time score rates March as "Fair" for a visit. Typical March weather averages a high near 50°F and a low around 35°F, with about 6.9" of precipitation. You'll get about 11.6 hours of daylight to explore.
Frequently Asked Questions
March is very quiet at Olympic National Park (about 0.5× the average month). Our best-time score rates it "Fair". The single best month overall is May.
The busiest month is August and the quietest is December. March sits at about 0.5× the park's average, or 4% of annual visitation.
Source: National Park Service Visitor Use Statistics (1979–2025), NOAA NCEI Climate Normals 1991–2020. Updated 2026-06-20.