About Hampshire, IL's Climate & Weather History

Hampshire, in Illinois, United States, is home to roughly 6,100 people in the Central Time Zone at 42.1°N latitude.

In 2025, Hampshire recorded an average annual temperature of 50°F — right at the 30-year normal of 49°F. The hottest day reached 92°F in June; the coldest was -12°F in February. Total precipitation was 33 inches (near normal). The wettest month was July.