Weather in Vaasa in September
Vaasa, Finland averages a high of 14°C (57.2°F) and low of 8.9°C (48°F) in September, with 10 rain days and 8.3 hours of daily sunshine. Travel score: 64.7/100 (Good). The best time to visit Vaasa is July.
High
14°C57°F
Low
9°C48°F
🌧️
10
rain days
☀️
8.3
hrs/day sunshine
💧
80%
humidity
65— Good
September in Vaasa is cool and occasionally wet — good for most activities.
What are the average temperatures in Vaasa?
How much does it rain in Vaasa in September?
Vaasa receives an average of 53.9mm of rainfall across 10 rainy days in September. The annual total is 577.6mm.
What should I pack for Vaasa in September?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
🧥
Warm coat
Cool weather with highs around 14°C
🧶
Sweaters and warm layers
Layer up for comfort
Traveling to Finland in September?
Don't let a public holiday surprise you — restaurants, shops, and attractions may be closed.
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Data based on 1994–2024 averages · Last updated: 2024-12-31