Colorado Plateau in July

April through May and September through October hit the sweet spot — warm days, cool nights, and crowds that haven't reached summer madness levels. Daytime temps hover in the 70s and 80s, perfect for hiking without melting. But summer? Forget it. July and August regularly top 100°F, turning afternoon hikes into endurance tests. Winter brings its own challenges — snow can close high-elevation roads, and desert nights drop below freezing. The shoulder seasons also offer the best light for photography. That golden hour glow on red sandstone? It's worth planning your entire trip around. Just book accommodations early for April and October — these months pack the region's limited hotel rooms fast.