January is a tough month at Mount Rainier — it ranks 11th of the twelve here. Expect about 94% fewer visitors than July, the park's peak — 26,038 visits on average. Days run around 35°F by afternoon and 24°F at night, with 8.9 hours of daylight.
January against the park's best
| Month | Verdict | Avg. visits | vs. peak | High | Low | Snow | Daylight |
|---|---|---|---|---|---|---|---|
| January (this page) | Tough | 26,038 | −94% | 35°F | 24°F | — | 8.9 h |
| May (best) | Excellent | 85,473 | −80% | 48°F | 33°F | — | 15 h |
| July (peak crowds) | Good | 420,918 | peak | 62°F | 44°F | — | 15.5 h |
Weather figures are for the Paradise area (5,400 ft) — the Rainier Paradise RS 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 January a good time to visit Mount Rainier?
It is the tough season — doable with preparation, but the numbers say most people should pick another month. January ranks 11 of 12 at Mount Rainier on crowds, weather, daylight, and access together.
How crowded is Mount Rainier in January?
About 26,038 recreation visits on average — 94% below July, the park's peak.
How warm is Mount Rainier in January?
Average highs around 35°F and lows around 24°F at the Rainier Paradise RS station.
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