December is a good month at Great Basin — it ranks 8th of the twelve here. Expect about 93% fewer visitors than July, the park's peak — 1,787 visits on average. Days run around 40°F by afternoon and 20°F at night, with 9.4 hours of daylight.
December against the park's best
| Month | Verdict | Avg. visits | vs. peak | High | Low | Snow | Daylight |
|---|---|---|---|---|---|---|---|
| December (this page) | Good | 1,787 | −93% | 40°F | 20°F | 9.6" | 9.4 h |
| April (best) | Excellent | 8,053 | −69% | 55°F | 32°F | 7.2" | 13.2 h |
| July (peak crowds) | Good | 26,101 | peak | 85°F | 58°F | 0" | 14.6 h |
Weather figures are for the Lehman Caves area (about 6,800 ft) — the Great Basin NP 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 Great Basin?
It is a reasonable month — the park has stronger ones, but the records don't argue against it. December ranks 8 of 12 at Great Basin on crowds, weather, daylight, and access together.
How crowded is Great Basin in December?
About 1,787 recreation visits on average — 93% below July, the park's peak.
How warm is Great Basin in December?
Average highs around 40°F and lows around 20°F at the Great Basin NP station, with about 10 inches of snow across the month.
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