With a population of around 30,800, Herriman sits in Utah, United States. The city operates in the Mountain Time Zone.
In 2025, Herriman recorded an average annual temperature of 53°F — about 1.7°F below the 30-year normal of 55°F. The hottest day reached 99°F in June; the coldest was 3°F in January. Total precipitation was 31 inches (wetter than usual). Snowfall totaled 27 inches, below the 52-inch average. The wettest month was October.
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