Hiiumaa, Estonia, a region in Estonia, typically experiences mild weather in September, with maximum daytime temperatures around 17°C (63°F) and nighttime temperatures around 12°C (54°F) in Kärdla.
What is the temperature of the different cities in Hiiumaa, Estonia in September?
Explore the map below to discover average September temperatures at the top destinations in Hiiumaa. For a deeper dive, simply click on any destination dot.