Average monthly wind speed in Stellenbosch

On this page you will find more information about the mean monthly wind speed over the year in Stellenbosch (Western Cape), South Africa.

The mean wind speed in Stellenbosch over the year fluctuates between 3 m/s (6 knots) and 6 m/s (12 knots).

With an average wind speed of 3 m/s (6 knots) in May and June, 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.

In contrast, wind speeds average 6 m/s (12 knots) during January; these months are known as the windiest. Most days are quite windy, with small branches moving and occasional difficulty walking against the wind. Loose objects may be blown away. The measurement represents 21.6 km/h or 13.4 mph. There may still be stronger gusts or calmer moments, but strong winds are typical.

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