August weather forecast
Vaasa, Finland

Following its warmer predecessor, August slightly retreats but continues to offer pleasing temperatures up to 18°C (64.4°F). Vaasa residents enjoy the tail end of the summer season. However, the daylight hours start decreasing, hinting at the approach of autumn. The sea still holds onto summer warmth, allowing for pleasant swims and water activities. August, despite its fluctuating weather, manages to keep the spirit of Finnish summer alive.

Temperature

The shift into August reveals an average high-temperature of an enjoyable 18°C (64.4°F), closely mirroring July's climate. Vaasa's August nights cool down to an average low-temperature of 10°C (50°F).

Rainfall

The month with the most rainfall in Vaasa, Finland, is August, when the rain falls for 15 days and typically aggregates up to 62mm (2.44") of precipitation.

Sea temperature

With an average sea temperature of 16.4°C (61.5°F), August is the month with the warmest seawater.
Note: Swimming in water at 16.4°C (61.5°F) is not a pleasing experience for the majority. As the temperature descends from 21°C (69.8°F) to 15°C (59°F), controlling breathing becomes increasingly hard.

Daylight

The average length of the day in August in Vaasa is 16h and 7min.
On the first day of the month, sunrise is at 04:52 and sunset at 22:27. On the last day of August, sunrise is at 06:18 and sunset at 20:49 EEST.

Sunshine

In August, the average sunshine is 6h.

UV index

The average daily maximum UV index in August is 3. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for the average person.
Note: A maximum UV index of 3 in August translates into the following recommendations:
Prioritize safety - The need to safeguard skin and eyes from harm is emphasized. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.