The temperatures in Vaasa in May are quite cold with temperatures between 5°C and 10°C, warm clothes are a must.
You can expect about 3 to 8 days of rain in Vaasa during the month of May. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.
Please note that Vaasa can expect a few days of snow in May.
Our weather forecast can give you a great sense of what weather to expect in Vaasa in May 2025.
If you’re planning to visit Vaasa in the near future, we highly recommend that you review the 14 day weather forecast for Vaasa before you arrive.
Temperatures
10° / 5°
Rainy Days
7
Snowy Days
2
Dry Days
22
Rainfall
84
mm
Sun Hours
9.2
Hrs
