Wind Cave National Park weather in December
December in Wind Cave National Park: freezing, dry, with clean air — a good time to visit.
#11 of 12 months in Wind Cave National Park · #316 of 604 destinations to visit in December · comfort 69/100 (tier C)
Updated June 2026 · climate normals from ERA5 reanalysis
Wind Cave National Park climate normals — December
| Daytime high | 4°C / 40°F | 🥶 freezing |
|---|---|---|
| Nighttime low | -5°C / 22°F | |
| Feels like (high) | -1°C / 30°F | |
| Rainfall | 17 mm / 0.6 in | ☀️ dry |
| Rainy days | 3 days | |
| Humidity | 60% | 🍃 comfortable |
| Dew point | -10°C / 15°F | |
| Sunshine | 6.7 h/day | |
| Daylight | 9 h | |
| Wind | 20 km/h / 12 mph | |
| Snowfall | 11.7 cm / 4.6 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 Wind Cave National Park?
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Wind Cave National Park in December — FAQ
- Is December a good time to visit Wind Cave National Park?
- December in Wind Cave National Park: freezing, dry, with clean air — a good time to visit. It ranks #11 of 12 months for Wind Cave National Park on SeasonMap's comfort score (69/100).
- What is the weather like in Wind Cave National Park in December?
- In December, Wind Cave National Park averages a daily high of 4.2°C and a low of -5.3°C, with about 16.5 mm of rain over roughly 3.2 rainy days.
- What is the air quality in Wind Cave National Park in December?
- Wind Cave National Park has a mean US Air Quality Index of about 35 in December.
- Does it snow in Wind Cave National Park in December?
- Wind Cave National Park sees roughly 11.7 cm of snowfall in December.