Mammoth Lakes weather in May
May in Mammoth Lakes: cool, dry — a good time to visit.
#7 of 12 months in Mammoth Lakes · #785 of 897 destinations to visit in May · comfort 63/100 (tier C)
Updated June 2026 · climate normals from ERA5 reanalysis
Traveller notes on Mammoth Lakes in May
No notes yet. Open Mammoth Lakes on the map to add the first one.
Mammoth Lakes climate normals — May
| Daytime high | 12°C / 53°F | 🙂 cool |
|---|---|---|
| Nighttime low | 0°C / 33°F | |
| Rainfall | 29 mm / 1.1 in | ☀️ dry |
| Rainy days | 7 days | |
| Humidity | 63% | 💧 humid |
| Dew point | -1°C / 29°F | |
| Sunshine | 12.9 h/day | |
| Daylight | 14.2 h | |
| Wind | 15 km/h / 9 mph | |
| Snowfall | 9.6 cm / 3.8 in | |
| Air quality (US AQI) | 54 | 🙂 moderate |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
Where is Mammoth Lakes?
Loading map…
Mammoth Lakes in May — FAQ
- Is May a good time to visit Mammoth Lakes?
- May in Mammoth Lakes: cool, dry — a good time to visit. It ranks #7 of 12 months for Mammoth Lakes on SeasonMap's comfort score (63/100).
- What is the weather like in Mammoth Lakes in May?
- In May, Mammoth Lakes averages a daily high of 11.7°C and a low of 0.4°C, with about 28.6 mm of rain over roughly 6.8 rainy days.
- What is the air quality in Mammoth Lakes in May?
- Mammoth Lakes has a mean US Air Quality Index of about 54 in May.
- Does it snow in Mammoth Lakes in May?
- Mammoth Lakes sees roughly 9.6 cm of snowfall in May.