The climate is humid subtropical with a mean temperature of 16°C in August and 23°C in February. Mean annual rainfall in the lowlands is almost 1700mm, with a pronounced maximum in winter and a mean rainfall of 100mm in February. Relative humidity is high at 75-78% and wind levels average 13 knots in August, 9-10 knots in January and March.

Visit the Commonweath Burea of Meteorology for official Lord Howe Island weather information.