Denali National Park weather in May
May in Denali National Park: cold, a little rain, with clean air — an excellent time to visit.
#3 of 12 months in Denali National Park · #194 of 604 destinations to visit in May · comfort 85/100 (tier A)
Updated June 2026 · climate normals from ERA5 reanalysis
Denali National Park climate normals — May
| Daytime high | 12°C / 54°F | 🧥 cold |
|---|---|---|
| Nighttime low | 3°C / 37°F | |
| Feels like (high) | 9°C / 48°F | |
| Rainfall | 57 mm / 2.3 in | 🌦 some rain |
| Rainy days | 13 days | |
| Humidity | 69% | 💧 humid |
| Dew point | 0°C / 32°F | |
| Sunshine | 12.5 h/day | |
| Daylight | 18.2 h | |
| Wind | 12 km/h / 8 mph | |
| Snowfall | 3 cm / 1.2 in | |
| Air quality (US AQI) | 35 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
Where is Denali National Park?
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Denali National Park in May — FAQ
- Is May a good time to visit Denali National Park?
- May in Denali National Park: cold, a little rain, with clean air — an excellent time to visit. It ranks #3 of 12 months for Denali National Park on SeasonMap's comfort score (85/100).
- What is the weather like in Denali National Park in May?
- In May, Denali National Park averages a daily high of 12°C and a low of 2.6°C, with about 57.4 mm of rain over roughly 12.8 rainy days.
- What is the air quality in Denali National Park in May?
- Denali National Park has a mean US Air Quality Index of about 35 in May.
- Does it snow in Denali National Park in May?
- Denali National Park sees roughly 3 cm of snowfall in May.