Current Weather Conditions and Forecast

• South Unit
• North Unit

Climate
Summers are warm with average high temperatures in the 70s and 80s May through September. Winters are cold with average lows in the single digits December through February.  Wind is considerable year-round. Conditions can change quickly.

The park receives an average of 15 inches of precipitation per year which includes an average of 30 inches of snow during winter months. Travelers should be aware of the potential for violent thunderstorms in the summer and the possibility of blizzard conditions in the winter.