Climate almanac
San Tan Valley
Arizona, United States · 33.19°, -111.53°
What is the weather like in San Tan Valley in January?
In January, San Tan Valley is typically 66°F (19°C) during the day and 43°F (6°C) at night. The month brings about 1.5 in (39 mm) of precipitation in total.
- Average high66°F (19°C)
- Average low43°F (6°C)
- Precipitation1.5 in (39 mm)
- Clear or mostly clear days17
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)