Platteville, in Colorado, United States, is home to roughly 2,600 people in the Mountain Time Zone at 40.2°N latitude.
In 2025, Platteville recorded an average annual temperature of 51°F — right at the 30-year normal of 51°F. The hottest day reached 100°F in August; the coldest was -13°F in February. Total precipitation was 19 inches (wetter than usual). The wettest month was May.
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