Climate almanac
Harlingen
Texas, United States · 26.19°, -97.70°
What is the weather like in Harlingen in March?
In March, Harlingen is typically 83°F (28°C) during the day and 65°F (18°C) at night. The month brings about 1.6 in (40 mm) of precipitation in total.
- Average high83°F (28°C)
- Average low65°F (18°C)
- Precipitation1.6 in (40 mm)
- Clear or mostly clear days10
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)