May Weather in Vaasa

Last updated: March 2, 2024

The weather in Vaasa, Finland, during May is characterized by an average temperature of 8°C (47°F). Highs can soar to 22°C (72°F), while lows may dip to -2°C (29°F). Typically, the humidity level in Vaasa throughout May hovers around 77%.

-2°C (29°F)

Minimum temperature

8°C (47°F)

Average temperature

22°C (72°F)

Maximum temperature

77%

Humidity

Precipitation and Sunshine hours

In May, Vaasa averages 42 mm (1.6 inches) of rainfall, typically over the course of 7 rainy days. The month enjoys an average of 18 hours 6 minutes of daylight, with the sun shining for approximately 14 hours 56 minutes each day. Additionally, there is a 35% probability of sunny days during this period.

42 mm (1.6 inches)

Precipitation

7 rainy days

Rainy days

14 hours 56 minutes

Sunshine hours

35%

Chance of sun

UV Index

In May, the UV Index in Vaasa reaches a maximum of 5, indicating a level of Moderate exposure. The most intense UV radiation typically occurs between 13:00 and 15:00, during which unprotected skin may burn in as little as 30 minutes.

Average solar exposure data for the current time of the year. Actual values may vary and depend on many factors, such as cloud cover, vegetation cover, surface type, etc.
  07:00 08:00 09:00 10:00 11:00 12:00 13:00 14:00 15:00 16:00 17:00 18:00 19:00
UVI 1 1 2 3 4 4 5 5 4 3 3 2 1
Exposure Low Moderate Low
Time to burn 45 min 30 min 45 min

Compare Vaasa's Climate with Cities Worldwide