Castle Mountains National Monument is always open. Information centers in Mojave National Preserve maintain regular hours of operation.
Mojave Desert experiences change with the seasons.
- Infrequent winter snows sparkle on the mountains.
- With enough moisture, spring wildflowers carpet the desert with vivid colors.
- Summers are hot, so adventurers head for the higher elevations such as Mid-Hills and the New York Mountains.
- The cooler temperatures mark the beginning of fall.