Yes, winter is actually the "peak season" for Death Valley National Park. Unlike many mountain parks that close for snow, Death Valley thrives from November through March when temperatures are a comfortable 18°C to 24°C, compared to the life-threatening 50°C+ of summer. In February 2026, the park is currently experiencing a rare wildflower superbloom thanks to record-breaking autumn rains, drawing massive crowds to the lower elevations of Badwater Basin and Furnace Creek. While most of the park is fully accessible, a high-value peer warning is that "winter" in the desert can still bring flash floods; as of today, several backcountry roads remain closed due to recent storm damage. For a high-value visit, winter offers the only time you can safely hike the salt flats or climb the Mesquite Flat Sand Dunes without the extreme thermal stress that defines the park for the rest of the year.