National Park · SD

Wind Cave

Best seasonMay–Sep

EntranceFree

Fly intoRAP

When to go · season and historical weather

Sweet spotPeak May–Sep. Go in Apr, Oct for similar weather.

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Bar height shows the season; shaded months are the window to go. Select a month for historical weather.

Weather data & source

2018–2023 averages, not a forecast. Wet days estimate days with at least 1 mm of rain or snow using a calibrated ERA5 threshold. Contains modified Copernicus Climate Change Service information. Weather data by Open-Meteo.com (AWS Open Data, CC BY 4.0). Sunny share of daylight does not describe nighttime visibility. Season bars and highlighted months are separate from these weather averages. ERA5 via Open-Meteo AWS Open Data

On the map

Map showing the location of Wind Cave

When to go

Spring: Highs range from 50-70°F with highly variable weather. Spring is the park's wettest season. Summer: Hot and generally dry with daytime temperatures regularly exceeding 80°F (27°C). Strong thunderstorms are common and can produce large hail and lightning. Fall: Generally dry with warm days and cool nights. Highs 50-60°F. Lows below freezing are common. Winter: Highs are in the high 30s with lows around 10°F. Snowfall averages 30 inches annually, periodically closing park roads.

Know before you go

No entrance feeFly into RAP

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