About Arlington, TX's Climate & Weather History

With a population of around 388,000, Arlington sits in Texas, United States. The city operates in the Central Time Zone.

In 2025, Arlington recorded an average annual temperature of 68°F — about 1.5°F above the 30-year normal of 67°F. The hottest day reached 105°F in July; the coldest was 14°F in February. Total precipitation was 50 inches (wetter than usual). The wettest month was April.