Weather in South Africa for December 2026
In general, the average temperature in South Africa at the beginning of December is 28.7 °C. As the month progressed, temperatures tended to noticeably cool down, reaching an average of 25.8 °C by the end of December.
South Africa in December brings notable rainfall, with an average of 20 rainy days and a total precipitation of 158.9 mm.
Is December a good time to visit South Africa? check out the best time to travel to South Africa page.
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South Africa Weather December
What’s the Weather Like in South Africa This December?
Temperatures trend during December in South Africa
December weather in South Africa day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Dec. |  Patchy rain possible | 28° /16° | 1.8 mm | 9 | |
| 2 Dec. |  Light rain | 29° /16° | 4.6 mm | 9 | |
| 3 Dec. | Light rain | 30° /17° | 4 mm | 9 | |
| 4 Dec. | Light rain | 29° /18° | 4.3 mm | 9 | |
| 5 Dec. |  Moderate rain | 27° /17° | 15.8 mm | 8 | |
| 6 Dec. | Light rain | 29° /17° | 3.3 mm | 9 | |
| 7 Dec. | Light rain | 28° /17° | 5.5 mm | 9 | |
| 8 Dec. | Light rain | 28° /16° | 2.7 mm | 9 | |
| 9 Dec. | Light rain | 28° /17° | 3.1 mm | 9 | |
| 10 Dec. | Light rain | 27° /16° | 4 mm | 8 | |
| 11 Dec. | Light rain | 27° /17° | 4.7 mm | 9 | |
| 12 Dec. |  Moderate or heavy rain shower | 26° /17° | 6.2 mm | 9 | |
| 13 Dec. | Moderate rain | 25° /17° | 10.2 mm | 8 | |
| 14 Dec. | Patchy rain possible | 26° /16° | 2.2 mm | 8 | |
| 15 Dec. | Patchy rain possible | 27° /16° | 1.6 mm | 9 | |
| 16 Dec. | Moderate or heavy rain shower | 26° /16° | 6.9 mm | 8 | |
| 17 Dec. | Light rain | 26° /16° | 6.4 mm | 8 | |
| 18 Dec. | Light rain | 25° /16° | 3.4 mm | 8 | |
| 19 Dec. | Light rain | 24° /16° | 5.4 mm | 8 | |
| 20 Dec. | Light rain | 26° /16° | 3.1 mm | 8 | |
| 21 Dec. | Light rain | 26° /17° | 4 mm | 8 | |
| 22 Dec. | Light rain | 24° /16° | 5.9 mm | 7 | |
| 23 Dec. | Light rain | 27° /16° | 3 mm | 9 | |
| 24 Dec. | Light rain | 29° /17° | 3.1 mm | 9 | |
| 25 Dec. | Light rain | 25° /16° | 7.3 mm | 8 | |
| 26 Dec. | Light rain | 25° /16° | 5.6 mm | 8 | |
| 27 Dec. | Light rain | 25° /16° | 9.8 mm | 8 | |
| 28 Dec. | Light rain | 26° /16° | 4 mm | 8 | |
| 29 Dec. | Light rain | 26° /16° | 4 mm | 9 | |
| 30 Dec. | Light rain | 26° /17° | 6.6 mm | 8 | |
| 31 Dec. | Light rain | 27° /16° | 6.5 mm | 9 | |
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Guide for South Africa in December
In December, South Africa experiences a variety of weather conditions, depending on the region.
In the beginning of the month, the northern parts of the country, such as Johannesburg and Pretoria, typically have warm and pleasant weather with temperatures averaging around 25° during the day and 15° at night.
The coastal areas, including Cape Town, may also have mild temperatures around 20° during the day and 14° at night, with occasional light showers.
Towards the end of December, the weather in South Africa becomes warmer as it transitions into the summer season. Inland areas can experience higher temperatures, reaching around 30° during the day and 18° at night.
Coastal regions may also see an increase in temperatures, with Cape Town averaging around 25° during the day and 16° at night.
However, it's important to note that December is also the start of the rainy season in some parts of the country, so there may be occasional thunderstorms and heavy downpours, particularly in the northeastern regions.
Overall, December in South Africa offers a mix of warm and sometimes rainy weather, making it an ideal time to explore the diverse landscapes and wildlife that the country has to offer.