Climate almanac
Maricopa
Arizona, United States · 33.06°, -112.05°
What is the climate like in Maricopa?
The best time to visit Maricopa is typically September – June, with trip comfort peaking in October (9.0/10). Maricopa is warmest in July, when daily highs average 107°F (41°C), and coolest in January, when lows fall to about 44°F (7°C). The wettest month is typically July and the driest is May; the year sees roughly 8.8 in (223 mm) of precipitation.
- Best time to visitSeptember – June — comfort peaks in October (9.0/10)
- Warmest monthJuly — average high 107°F (41°C)
- Coolest monthJanuary — average low 44°F (7°C)
- Wettest monthJuly (1.4 in (37 mm))
- Driest monthMay (0.1 in (3 mm))
- Annual precipitation8.8 in (223 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
- Records fromCasa Grande, 36 km away (1903-2026)