PSU Weather

Weather and Climate at PSU

Portland State University, located in Portland, Oregon, experiences a marine west coast climate. The city is known for its mild, wet winters and warm, dry summers.

• Winter (December to February): Average temperatures range from 35°F to 45°F (1.7°C to 7.2°C). Rainfall is common, with an average of 3-5 inches per month.
• Spring (March to May): Temperatures gradually increase, ranging from 45°F to 65°F (7.2°C to 18.3°C). Rain decreases but remains frequent.
• Summer (June to August): Warm and dry, with temperatures between 60°F and 80°F (15.6°C to 26.7°C). Rainfall is minimal.
• Fall (September to November): Temperatures cool down from 70°F to 50°F (21.1°C to 10°C). Rainfall increases as the season progresses.

The weather impacts commuting with wet conditions in winter and spring, potentially affecting travel times. Campus life and outdoor research activities thrive in the summer months due to the favorable weather.