About Halawa Heights, HI's Climate & Weather History

Halawa Heights is a city of approximately 13,400 people in Hawaii, United States. Located in the Hawaii Time Zone at 21.4°N latitude.

In 2025, Halawa Heights recorded an average annual temperature of 76°F — about 2.4°F below the 30-year normal of 78°F. The hottest day reached 89°F in August; the coldest was 58°F in January. Total precipitation was 20 inches (wetter than usual). The wettest month was January.