Climate & Weather Guide in Aland Islands

Åland Islands has a cool temperate maritime climate strongly moderated by the Baltic Sea, with relatively small seasonal swings compared with inland Finland. Based on Köppen classification, the dominant climate is oceanic (Cfb), with mild to cool summers, cold but not extreme winters, and precipitation spread through the year. The islands are small and geographically uniform, so climate conditions are fairly consistent across the archipelago. Current climate references indicate an average yearly temperature around 11 C and annual precipitation near 624 mm, which supports a generally humid, changeable, and windy island environment that is comfortable for people who prefer moderate summers and avoid extreme heat.