Crater Lake National Park weather in January
January in Crater Lake National Park: freezing, soaked, with clean air — a fair time to visit.
#11 of 12 months in Crater Lake National Park · #466 of 604 destinations to visit in January · comfort 51/100 (tier D)
Updated June 2026 · climate normals from ERA5 reanalysis
Crater Lake National Park climate normals — January
| Daytime high | 2°C / 35°F | 🥶 freezing |
|---|---|---|
| Nighttime low | -5°C / 23°F | |
| Feels like (high) | -2°C / 28°F | |
| Rainfall | 175 mm / 6.9 in | ⛈ soaked |
| Rainy days | 18 days | |
| Humidity | 82% | 💦 very humid |
| Dew point | -5°C / 22°F | |
| Sunshine | 5.6 h/day | |
| Daylight | 9.4 h | |
| Wind | 14 km/h / 8 mph | |
| Snowfall | 98.5 cm / 38.8 in | |
| Air quality (US AQI) | 36 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Crater Lake National Park in January — FAQ
- Is January a good time to visit Crater Lake National Park?
- January in Crater Lake National Park: freezing, soaked, with clean air — a fair time to visit. It ranks #11 of 12 months for Crater Lake National Park on SeasonMap's comfort score (51/100).
- What is the weather like in Crater Lake National Park in January?
- In January, Crater Lake National Park averages a daily high of 1.6°C and a low of -4.9°C, with about 175.3 mm of rain over roughly 17.6 rainy days.
- What is the air quality in Crater Lake National Park in January?
- Crater Lake National Park has a mean US Air Quality Index of about 36 in January.
- Does it snow in Crater Lake National Park in January?
- Crater Lake National Park sees roughly 98.5 cm of snowfall in January.