Deer Valley

What is the climate like in Deer Valley?

The best time to visit Deer Valley is typically September – June, with trip comfort peaking in April (8.9/10). Deer Valley is warmest in July, when daily highs average 105°F (41°C), and coolest in January, when lows fall to about 44°F (6°C). The wettest month is typically January and the driest is May; the year sees roughly 9.7 in (248 mm) of precipitation.

• Best time to visitSeptember – June — comfort peaks in April (8.9/10)
• Warmest monthJuly — average high 105°F (41°C)
• Coolest monthJanuary — average low 44°F (6°C)
• Wettest monthJanuary (1.3 in (33 mm))
• Driest monthMay (0.1 in (3 mm))
• Annual precipitation9.7 in (248 mm)
• Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
• Records fromPhoenix Deer Valley Muni AP, 6 km away (1998-2026)