October is an excellent month at Lassen Volcanic — it ranks 3rd of the twelve here. Expect about 65% fewer visitors than July, the park's peak — 37,677 visits on average. Days run around 59°F by afternoon and 33°F at night, with 11 hours of daylight.
October against the park's best
| Month | Verdict | Avg. visits | vs. peak | High | Low | Snow | Daylight |
|---|---|---|---|---|---|---|---|
| October (this page) | Excellent | 37,677 | −65% | 59°F | 33°F | — | 11 h |
| May (best) | Excellent | 33,897 | −69% | 61°F | 35°F | — | 14.4 h |
| July (peak crowds) | Good | 107,728 | peak | 79°F | 46°F | — | 14.8 h |
Weather figures are for the Manzanita Lake area (5,900 ft) — the Manzanita Lake station. Visits are 2021–2025 averages; climate normals cover 1991–2020. Conditions vary across the park; check current status before you go.
Common questions
Is October a good time to visit Lassen Volcanic?
Yes — it is one of the best months of the year here. October ranks 3 of 12 at Lassen Volcanic on crowds, weather, daylight, and access together.
How crowded is Lassen Volcanic in October?
About 37,677 recreation visits on average — 65% below July, the park's peak.
How warm is Lassen Volcanic in October?
Average highs around 59°F and lows around 33°F at the Manzanita Lake station.
← Lassen Volcanic in September · All months at Lassen Volcanic · Lassen Volcanic in November →