Rio Grande City is a city of approximately 14,400 people in Texas, United States. Located in the Central Time Zone at 26.4°N latitude.
In 2025, Rio Grande City recorded an average annual temperature of 78°F. The hottest temperatures reached 108°F in May; the coolest were 27°F in January. Total precipitation for the year was 19 inches, with the wettest month being March.
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