Climate Chart Karoo National Park – 783-1,821m / 2,569-5,974ft
Located in an arid to semi-arid desert area, Karoo National Park is prone to wide variations in temperature and little to no rainfall. The park receives an average rainfall of 220mm/78in per year and is subject to periods of drought.
Although the annual average minimum and maximum temperatures are 9°C/48°F and 24°C/75°F respectively, the climate is one of extremes. Temperatures range from −15°C/−27°F on the plateau in winter to over 40°C/104°F on the plains in summer.
Winter May to September
Winter is a time of relative drought. The nights tend to be very cold, and frost is common. It is essential to bring warm clothes. Days aren’t very warm, but it’s pleasant in the sun.
- May – Average temperatures of 6°C/43°F in the morning and 20°C/68°F in the afternoon are a sign that summer is over.
- June, July & August – Afternoons are mild and sunny, with an average temperature of 18°C/64°F. Nights and early mornings, however, are very cold and average just 3°C/37°F. It is essential to bring warm clothing for morning activities.
- September – Warmer temperatures of 22°C/72°F in the afternoons are typical. Mornings hover at around 5°C/41°F.
Summer October to April
Summer is characterized by intense heat, and although it is the Wet season, humidity is still low. Rain usually comes in the form of dramatic storms. Average daytime temperatures are around 27°C/81°F, but can easily peak to 40°C/104°F and higher.
- October & November – It gets warmer, and rain might occur, but long periods of drought are still common. When it rains, it’s usually in the form of a storm. Temperatures are between 10°C/50°F in the morning and 26°C/79°F in the afternoon.
- December, January & February – With average temperatures of 29°C/84°F (and possible peak temperatures climbing much higher), these are the hottest months. Early mornings are cool with temperatures around 15°C/59°F. Occasional showers bring a welcome break from the heat.
- March & April – Daytime temperatures are cooler, with an average of 25°C/77°F. Nights are pleasant at about 12°C/54°F. March is the wettest month, but the little rain that does fall rapidly decreases in April.