Cape Town enjoys an ocean Mediterranean climate with mild, moderately wet winters and dry, warm summers. Winter, which lasts from the beginning of June to the end of August, may see large cold fronts entering for limited periods from the Atlantic Ocean. Winter months in the city average a maximum of 18.0 °C (64 °F) and minimum of 8.5 °C (47 °F).
Summer, which lasts from early December to March, is warm and dry with an average maximum of 26.0 °C (79 °F) and minimum of 16.0 °C (61 °F). Late spring and early summer may sometimes feature a strong wind from the south-east, known locally as the Cape Doctor, so called because it blows air pollution away.
Water temperatures range greatly, between 10 °C (50 °F) on the Atlantic Seaboard, to 22 °C (72 °F) in False Bay. Average annual Ocean temperatures are between 13 °C (55 °F) on the Atlantic Seaboard.