Climate almanac
Harlingen
Texas, United States · 26.19°, -97.70°
What is the weather like in Harlingen in December?
In December, Harlingen is typically 76°F (25°C) during the day and 58°F (14°C) at night. The month brings about 0.9 in (24 mm) of precipitation in total.
- Average high76°F (25°C)
- Average low58°F (14°C)
- Precipitation0.9 in (24 mm)
- Clear or mostly clear days11
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)