Climate almanac
Allen
Texas, United States · 33.10°, -96.67°
What is the weather like in Allen in December?
In December, Allen is typically 61°F (16°C) during the day and 43°F (6°C) at night. The month brings about 2.5 in (65 mm) of precipitation in total.
- Average high61°F (16°C)
- Average low43°F (6°C)
- Precipitation2.5 in (65 mm)
- Clear or mostly clear days12
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)