Crater Lake National Park weather in March
March in Crater Lake National Park: freezing, rainy, with clean air — a good time to visit.
#8 of 12 months in Crater Lake National Park · #476 of 604 destinations to visit in March · comfort 65/100 (tier C)
Updated June 2026 · climate normals from ERA5 reanalysis
Crater Lake National Park climate normals — March
| Daytime high | 3°C / 37°F | 🥶 freezing |
|---|---|---|
| Nighttime low | -5°C / 22°F | |
| Feels like (high) | -1°C / 30°F | |
| Rainfall | 110 mm / 4.3 in | 🌧 rainy |
| Rainy days | 15 days | |
| Humidity | 79% | 💦 very humid |
| Dew point | -6°C / 22°F | |
| Sunshine | 9 h/day | |
| Daylight | 12 h | |
| Wind | 14 km/h / 9 mph | |
| Snowfall | 72.1 cm / 28.4 in | |
| Air quality (US AQI) | 45 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
Where is Crater Lake National Park?
Loading map…
Crater Lake National Park in March — FAQ
- Is March a good time to visit Crater Lake National Park?
- March in Crater Lake National Park: freezing, rainy, with clean air — a good time to visit. It ranks #8 of 12 months for Crater Lake National Park on SeasonMap's comfort score (65/100).
- What is the weather like in Crater Lake National Park in March?
- In March, Crater Lake National Park averages a daily high of 2.9°C and a low of -5.5°C, with about 109.8 mm of rain over roughly 15.4 rainy days.
- What is the air quality in Crater Lake National Park in March?
- Crater Lake National Park has a mean US Air Quality Index of about 45 in March.
- Does it snow in Crater Lake National Park in March?
- Crater Lake National Park sees roughly 72.1 cm of snowfall in March.