Climate almanac
Decatur
Texas, United States · 33.23°, -97.59°
What is the weather like in Decatur in January?
In January, Decatur is typically 57°F (14°C) during the day and 36°F (2°C) at night. The month brings about 1.9 in (49 mm) of precipitation in total. Snowfall averages about 1.3 in (33 mm) over the month.
- Average high57°F (14°C)
- Average low36°F (2°C)
- Precipitation1.9 in (49 mm)
- Clear or mostly clear days15
- Snowfall1.3 in (33 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)