About Fisher, IL's Climate & Weather History

Fisher is a city of approximately 2,000 people in Illinois, United States. Located in the Central Time Zone at 40.3°N latitude.

In 2025, Fisher recorded an average annual temperature of 53°F — about 0.7°F above the 30-year normal of 52°F. The hottest day reached 92°F in July; the coldest was -6°F in January. Total precipitation was 30 inches (drier than usual). The wettest month was April.