SLU Weather

Weather and Climate at SLU

St. Louis University, located in St. Louis, Missouri, experiences a humid subtropical climate with four distinct seasons.

• Summer (June to August): Temperatures range from 70°F to 90°F, with high humidity and occasional thunderstorms.
• Fall (September to November): Mild temperatures, with averages from 50°F to 70°F, and colorful foliage.
• Winter (December to February): Cold, with temperatures ranging from 20°F to 40°F, and occasional snow.
• Spring (March to May): Temperatures increase from 40°F to 70°F, with blooming flowers and occasional severe weather.

The climate can affect commuting with potential delays due to snow in winter and heavy rain in summer. Campus life and outdoor research are influenced by these seasonal changes, with more outdoor activities in spring and fall.