Average monthly wind speed in Helsinki

Here you can view the typical wind conditions throughout the year in Helsinki, (Southern Finland), Finland.

Throughout the year, wind speeds in Helsinki average from 3 m/s (6 knots) and increase to 4 m/s (8 knots).

With an average wind speed of 3 m/s (6 knots) in February, May, June, July, August and September, it experiences a fair and typical breeze. However, conditions can vary between days, and stronger winds may occasionally occur. On a day with 3 m/s (6 knots), leaves and small twigs are constantly in motion, and a flag would be clearly waving. This translates to roughly 11 km/h or 6.7 mph. Most days are suitable for spending time outdoors.

The windiest time of year, January, March, April, October, November and December has average wind speeds of 4 m/s (8 knots). This means typical days have strong breezes that make flags snap and clothing flap. Walking against the wind takes slight effort. The speed translates to 14.4 kilometers per hour or 8.9 miles per hour. While some periods are calmer or gustier, windy weather is the norm.

For more detailed information about Helsinki’s weather, including monthly rainfall, sunshine hours, and humidity levels, visit our Helsinki climate page.