Yosemite · September · California
Yosemite National Park in September
September is a prime month to visit Yosemite National Park. Expect busy. Highs average 79°F and lows 54°F, with about 0.49 inches of rain.
September gets a prime rating at Yosemite. The very best months are May–Jun, Sep–Oct.
Prime season starts Best value
What to expect
September is prime at Yosemite. September and October bring warm days, fewer people and golden oaks. Tioga Road usually closes in November.
Arrive before 8 a.m. or after 4 p.m. to beat valley traffic, and stay inside the park so you don't spend hours driving in.
Good to know
- Best months overall: May–Jun, Sep–Oct.
- Closest airport: Fresno (FAT), about 1.5–2 hours.
- Before you go: Yosemite has used peak-season vehicle reservations in recent years, and Half Dome cables require a lottery permit. Check current conditions on nps.gov.
Questions
Is September a good time to visit Yosemite National Park?
September is a prime month to visit Yosemite National Park. Expect busy. Highs average 79°F and lows 54°F, with about 0.49 inches of rain.
What is the weather like in Yosemite National Park in September?
Highs average 79°F and lows 54°F, with about 0.49 inches of rain. September is rated prime for visiting.
How crowded is Yosemite National Park in September?
September brings busy to Yosemite National Park. Go early in the day and book lodging ahead.