Average monthly wind speed in Opp-Norrby

The mean monthly wind speed over the year in Opp-Norrby (Stockholm county), Sweden.

Throughout the year, wind speeds in Opp-Norrby 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 January, February, March, April, July, August, September, November and December, 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, May, June and October 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 Opp-Norrby’s weather, including monthly rainfall, sunshine hours, and humidity levels, visit our Opp-Norrby climate page.