Boulder City

What is the climate like in Boulder City?

The best time to visit Boulder City is typically February – June, with trip comfort peaking in October (9.1/10). Boulder City is warmest in July, when daily highs average 107°F (42°C), and coolest in January, when lows fall to about 41°F (5°C). The wettest month is typically January and the driest is June; the year sees roughly 6.1 in (155 mm) of precipitation.

• Best time to visitFebruary – June — comfort peaks in October (9.1/10)
• Warmest monthJuly — average high 107°F (42°C)
• Coolest monthJanuary — average low 41°F (5°C)
• Wettest monthJanuary (1.1 in (28 mm))
• Driest monthJune (0.1 in (2 mm))
• Annual precipitation6.1 in (155 mm)
• Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
• Records fromAlan Bible Visitor Ctr, 5 km away (1997-2026)