Lassen Volcanic National Park weather in January
January in Lassen Volcanic National Park: freezing, soaked, with clean air — a fair time to visit.
#11 of 12 months in Lassen Volcanic National Park · #462 of 604 destinations to visit in January · comfort 52/100 (tier D)
Updated June 2026 · climate normals from ERA5 reanalysis
Lassen Volcanic National Park climate normals — January
| Daytime high | 2°C / 35°F | 🥶 freezing |
|---|---|---|
| Nighttime low | -5°C / 22°F | |
| Feels like (high) | -2°C / 28°F | |
| Rainfall | 173 mm / 6.8 in | ⛈ soaked |
| Rainy days | 14 days | |
| Humidity | 79% | 💦 very humid |
| Dew point | -6°C / 21°F | |
| Sunshine | 6.1 h/day | |
| Daylight | 9.7 h | |
| Wind | 14 km/h / 9 mph | |
| Snowfall | 98.7 cm / 38.9 in | |
| Air quality (US AQI) | 37 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
Where is Lassen Volcanic National Park?
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Lassen Volcanic National Park in January — FAQ
- Is January a good time to visit Lassen Volcanic National Park?
- January in Lassen Volcanic National Park: freezing, soaked, with clean air — a fair time to visit. It ranks #11 of 12 months for Lassen Volcanic National Park on SeasonMap's comfort score (52/100).
- What is the weather like in Lassen Volcanic National Park in January?
- In January, Lassen Volcanic National Park averages a daily high of 1.9°C and a low of -5.5°C, with about 173.3 mm of rain over roughly 13.6 rainy days.
- What is the air quality in Lassen Volcanic National Park in January?
- Lassen Volcanic National Park has a mean US Air Quality Index of about 37 in January.
- Does it snow in Lassen Volcanic National Park in January?
- Lassen Volcanic National Park sees roughly 98.7 cm of snowfall in January.