December is a tough month at Crater Lake — it ranks 12th of the twelve here. Expect about 96% fewer visitors than July, the park's peak — 6,748 visits on average. Days run around 33°F by afternoon and 19°F at night, with 9 hours of daylight. The Crater Lake Nps HQ station's normals show about 91 inches of snow for the month — check road status before you commit.
December against the park's best
| Month | Verdict | Avg. visits | vs. peak | High | Low | Snow | Daylight |
|---|---|---|---|---|---|---|---|
| December (this page) | Tough | 6,748 | −96% | 33°F | 19°F | 90.6" | 9 h |
| June (best) | Excellent | 72,067 | −56% | 57°F | 34°F | 3.7" | 15.3 h |
| July (peak crowds) | Good | 164,423 | peak | 69°F | 41°F | 0" | 15 h |
Weather figures are for the Rim Village area (about 7,000 ft) — the Crater Lake Nps HQ 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 December a good time to visit Crater Lake?
It is the tough season — doable with preparation, but the numbers say most people should pick another month. December ranks 12 of 12 at Crater Lake on crowds, weather, daylight, and access together.
How crowded is Crater Lake in December?
About 6,748 recreation visits on average — 96% below July, the park's peak.
How warm is Crater Lake in December?
Average highs around 33°F and lows around 19°F at the Crater Lake Nps HQ station, with about 91 inches of snow across the month.
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