How Crowded Is Tumacácori in March?
March is a very busy month at Tumacácori National Historical Park, running about 1.8× the park's average month — roughly 15% of the year's visitors come in March. That puts it between the December peak and the August low. Overall our best-time score rates March as "Poor" for a visit. Typical March weather averages a high near 72°F and a low around 38°F, with about 0.8" of precipitation. You'll get about 11.8 hours of daylight to explore.
Frequently Asked Questions
March is very busy at Tumacácori National Historical Park (about 1.8× the average month). Our best-time score rates it "Poor". The single best month overall is August.
The busiest month is December and the quietest is August. March sits at about 1.8× the park's average, or 15% of annual visitation.
Source: National Park Service Visitor Use Statistics (1979–2025), NOAA NCEI Climate Normals 1991–2020. Updated 2026-06-20.