White Sands National Park weather in December
December in White Sands National Park: cool, dry — an excellent time to visit.
#7 of 12 months in White Sands National Park · #164 of 604 destinations to visit in December · comfort 80/100 (tier A)
Updated June 2026 · climate normals from ERA5 reanalysis
White Sands National Park climate normals — December
| Daytime high | 14°C / 56°F | 🙂 cool |
|---|---|---|
| Nighttime low | 2°C / 35°F | |
| Feels like (high) | 10°C / 50°F | |
| Rainfall | 9 mm / 0.3 in | ☀️ dry |
| Rainy days | 1 days | |
| Humidity | 48% | 🍃 comfortable |
| Dew point | -4°C / 24°F | |
| Sunshine | 8.5 h/day | |
| Daylight | 10 h | |
| Wind | 15 km/h / 9 mph | |
| Air quality (US AQI) | 68 | 🙂 moderate |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
Where is White Sands National Park?
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White Sands National Park in December — FAQ
- Is December a good time to visit White Sands National Park?
- December in White Sands National Park: cool, dry — an excellent time to visit. It ranks #7 of 12 months for White Sands National Park on SeasonMap's comfort score (80/100).
- What is the weather like in White Sands National Park in December?
- In December, White Sands National Park averages a daily high of 13.6°C and a low of 1.6°C, with about 8.6 mm of rain over roughly 1.4 rainy days.
- What is the air quality in White Sands National Park in December?
- White Sands National Park has a mean US Air Quality Index of about 68 in December.