Average monthly wind speed in Colombo

The mean monthly wind speed over the year in Colombo (Colombo District), Sri Lanka.

Throughout the year, wind speeds in Colombo average from 1 m/s (2 knots) and increase to 2 m/s (4 knots).

With an average of 1 m/s (2 knots) during February, March, April, October, November and December, the air remains quite still most of the time. Daily variations range from completely calm periods to gentle breezes reaching 3 m/s (6 knots). At this low average, you'll barely notice air movement against your face. Converting to other units, this equals 3.6 km/h or 2.2 mph.

Weather experts classify this as "light air" on the Beaufort scale. Smoke from chimneys rises almost straight up with minimal drift. Leaves typically stay motionless, though occasional light stirring may occur. These conditions create a relaxed atmosphere where wind seldom interferes with plans or comfort.

The windiest period, January, May, June, July, August and September has average wind speeds of 2 m/s (4 knots). This means typical days have gentle air flow that moves leaves occasionally. Wind is noticeable but not strong. The speed translates to 7.2 kilometers per hour or 4.5 miles per hour. While some days feel almost still, others may see stronger periods reaching 4 m/s (8 knots).

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