Death Valley National Park weather in December
December in Death Valley National Park: cold, dry, with clean air — a great time to visit.
#10 of 12 months in Death Valley National Park · #201 of 604 destinations to visit in December · comfort 77/100 (tier B)
Updated June 2026 · climate normals from ERA5 reanalysis
Death Valley National Park climate normals — December
| Daytime high | 10°C / 51°F | 🧥 cold |
|---|---|---|
| Nighttime low | 2°C / 36°F | |
| Feels like (high) | 7°C / 45°F | |
| Rainfall | 18 mm / 0.7 in | ☀️ dry |
| Rainy days | 4 days | |
| Humidity | 47% | 🍃 comfortable |
| Dew point | -5°C / 24°F | |
| Sunshine | 7.7 h/day | |
| Daylight | 9.7 h | |
| Wind | 5 km/h / 3 mph | |
| Snowfall | 0.5 cm / 0.2 in | |
| Air quality (US AQI) | 33 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Death Valley National Park in December — FAQ
- Is December a good time to visit Death Valley National Park?
- December in Death Valley National Park: cold, dry, with clean air — a great time to visit. It ranks #10 of 12 months for Death Valley National Park on SeasonMap's comfort score (77/100).
- What is the weather like in Death Valley National Park in December?
- In December, Death Valley National Park averages a daily high of 10.4°C and a low of 2.2°C, with about 17.9 mm of rain over roughly 3.8 rainy days.
- What is the air quality in Death Valley National Park in December?
- Death Valley National Park has a mean US Air Quality Index of about 33 in December.