WIU Weather

Weather and Climate at WIU

Western Illinois University, located in Macomb, Illinois, experiences a humid continental climate. The area has distinct seasons with:

• Winter: Cold, with average temperatures ranging from 20°F to 35°F (-6°C to 2°C). Snowfall is common, affecting commuting and campus life.
• Spring: Mild, with temperatures between 40°F to 65°F (4°C to 18°C). Rainfall increases, which can impact outdoor research activities.
• Summer: Warm to hot, with temperatures from 65°F to 85°F (18°C to 29°C). Humidity is high, and thunderstorms are frequent.
• Fall: Cool, with temperatures ranging from 40°F to 65°F (4°C to 18°C). This season is ideal for outdoor campus activities.

Extreme weather conditions like tornadoes can occur, and the university has protocols in place to ensure safety.