Climate almanac
Mesa
Arizona, United States · 33.42°, -111.82°
What is the weather like in Mesa in September?
In September, Mesa is typically 99°F (37°C) during the day and 76°F (24°C) at night. The month brings about 1.0 in (25 mm) of precipitation in total.
- Average high99°F (37°C)
- Average low76°F (24°C)
- Precipitation1.0 in (25 mm)
- Clear or mostly clear days22
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)