About Sao Sebastiao, Azores's Climate & Weather History

Sao Sebastiao is a city of approximately 2,100 people in Azores, Portugal. Located in the Atlantic/Azores time zone at 38.7°N latitude.

In 2025, Sao Sebastiao recorded an average annual temperature of 62°F. The hottest temperatures reached 79°F in September; the coolest were 45°F in February. Total precipitation for the year was 60 inches, with the wettest month being October.