About Macon, MO's Climate & Weather History

With a population of around 5,400, Macon sits in Missouri, United States. The city operates in the Central Time Zone.

In 2025, Macon recorded an average annual temperature of 55°F — about 3.2°F above the 30-year normal of 52°F. The hottest day reached 96°F in September; the coldest was -10°F in January. Total precipitation was 32 inches (drier than usual). The wettest month was July.