About Portland, TX's Climate & Weather History

Portland is a city of approximately 16,100 people in Texas, United States. Located in the Central Time Zone at 27.9°N latitude.

In 2025, Portland recorded an average annual temperature of 74°F — about 0.7°F above the 30-year normal of 73°F. The hottest day reached 96°F in September; the coldest was 26°F in January. Total precipitation was 30 inches (drier than usual). The wettest month was May.