Sea Temperature in Hanko in August

© Mika From Finland

Complete information on the sea temperature range in the Gulf of Finland in Hanko in August. Historical daily data. Climate details for August. Tips on swimming conditions and beach relaxation in Hanko. We find every spot where you can swim and tell you what the water temperature is there today and throughout the year.

Hanko Climate and Swimming Opportunities in August

Hanko lies within the Southern Finland Province in Finland. The average daytime temperature in Hanko in August is 20°C (67°F), while the nighttime average is 12°C (53°F). There are typically 12 rainy days during the month, with a total precipitation of 74 mm (2.9 inches). The daylight duration in August in Hanko is 15 hours, with an average of 7 hours of sunshine per day. The average wind speed in August is 14 km/h (9 mph), and the humidity level is around 77%.

The water temperature in Hanko in August ranges from 16°C to 18°C (61°F to 64°F). At the beginning of the month, the average temperature is around 18°C (64°F), shifting to 18°C (64°F) by mid-August and reaching 17°C (63°F) in the last ten days. Overall, the average sea temperature in Hanko for August is 18°C (64°F). Ideal conditions for a refreshing swim, though some may still find it a bit cool.

Frequently Asked Questions About Water Temperatures in August in Hanko