Yellowstone National Park weather in March
March in Yellowstone National Park: freezing, a little rain, with very humid — a fair time to visit.
#8 of 12 months in Yellowstone National Park · #536 of 604 destinations to visit in March · comfort 56/100 (tier D)
Updated June 2026 · climate normals from ERA5 reanalysis
Yellowstone National Park climate normals — March
| Daytime high | -1°C / 30°F | 🥶 freezing |
|---|---|---|
| Nighttime low | -9°C / 17°F | |
| Feels like (high) | -6°C / 21°F | |
| Rainfall | 64 mm / 2.5 in | 🌦 some rain |
| Rainy days | 13 days | |
| Humidity | 75% | 💦 very humid |
| Dew point | -10°C / 13°F | |
| Sunshine | 9.4 h/day | |
| Daylight | 11.9 h | |
| Wind | 18 km/h / 11 mph | |
| Snowfall | 61.9 cm / 24.4 in | |
| Air quality (US AQI) | 55 | 🙂 moderate |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Yellowstone National Park in March — FAQ
- Is March a good time to visit Yellowstone National Park?
- March in Yellowstone National Park: freezing, a little rain, with very humid — a fair time to visit. It ranks #8 of 12 months for Yellowstone National Park on SeasonMap's comfort score (56/100).
- What is the weather like in Yellowstone National Park in March?
- In March, Yellowstone National Park averages a daily high of -1.2°C and a low of -8.6°C, with about 64 mm of rain over roughly 12.6 rainy days.
- What is the air quality in Yellowstone National Park in March?
- Yellowstone National Park has a mean US Air Quality Index of about 55 in March.
- Does it snow in Yellowstone National Park in March?
- Yellowstone National Park sees roughly 61.9 cm of snowfall in March.