Climate almanac
Rio Grande City
Texas, United States · 26.38°, -98.82°
What is the climate like in Rio Grande City?
The best time to visit Rio Grande City is typically October – April, with trip comfort peaking in February (8.6/10). Rio Grande City is warmest in August, when daily highs average 101°F (38°C), and coolest in January, when lows fall to about 52°F (11°C). The wettest month is typically September and the driest is February; the year sees roughly 20 in (504 mm) of precipitation.
- Best time to visitOctober – April — comfort peaks in February (8.6/10)
- Warmest monthAugust — average high 101°F (38°C)
- Coolest monthJanuary — average low 52°F (11°C)
- Wettest monthSeptember (3.0 in (75 mm))
- Driest monthFebruary (0.7 in (17 mm))
- Annual precipitation20 in (504 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
- Records fromRio Grande City, 1 km away (1897-2026)