Johannesburg
December
Weather in Johannesburg for December 2024
Your guide to Johannesburg weather in December - trends and predictions
In general, the average temperature in Johannesburg at the beginning of December is 30.9 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 24.3 °C by the end of December.
Expect significant rainfall in Johannesburg during December, with an average of 20 rainy days.
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11
Dry days
20
Rainy days
0
Snow days
29°/16°
Temperatures
20 km/h
Avg max wind
51 %
Avg humidity
Johannesburg in December average weather
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Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
---|---|---|---|---|---|---|
1 30° | ||||||
2 32° | 3 32° | 4 33° | 5 33° | 6 30° | 7 26° | 8 29° |
9 31° | 10 19° | 11 20° | 12 27° | 13 30° | 14 29° | 15 26° |
16 27° | 17 32° | 18 30° | 19 31° | 20 31° | 21 33° | 22 28° |
23 29° | 24 31° | 25 25° | 26 25° | 27 22° | 28 27° | 29 22° |
30 24° | 31 25° |
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Temperatures trend during December in Johannesburg
See the weather trend as well as the moving average line
December weather day by day
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Date | Weather | Temperatures | Rain | UV | More |
---|---|---|---|---|---|
1 Dec. | Sunny | 30° /14° | 0 mm | 8 | |
2 Dec. | Sunny | 32° /18° | 0 mm | 8 | |
3 Dec. | Sunny | 32° /19° | 0 mm | 8 | |
4 Dec. | Partly cloudy | 33° /20° | 0 mm | 8 | |
5 Dec. | Cloudy | 33° /21° | 0.1 mm | 7 | |
6 Dec. | Patchy light drizzle | 30° /16° | 3.9 mm | 7 | |
7 Dec. | Patchy rain possible | 26° /15° | 9.9 mm | 6 | |
8 Dec. | Patchy rain possible | 29° /16° | 0.7 mm | 6 | |
9 Dec. | Patchy rain possible | 31° /19° | 0.8 mm | 7 | |
10 Dec. | Light rain shower | 19° /14° | 13.2 mm | 4 | |
11 Dec. | Moderate or heavy rain shower | 20° /15° | 18.1 mm | 5 | |
12 Dec. | Sunny | 27° /13° | 0 mm | 7 | |
13 Dec. | Patchy rain possible | 30° /16° | 0 mm | 7 | |
14 Dec. | Cloudy | 29° /15° | 2.6 mm | 6 | |
15 Dec. | Patchy light drizzle | 26° /17° | 1.1 mm | 6 | |
16 Dec. | Patchy rain possible | 27° /16° | 0.9 mm | 6 | |
17 Dec. | Patchy rain possible | 32° /18° | 0.4 mm | 7 | |
18 Dec. | Patchy rain possible | 30° /20° | 5 mm | 7 | |
19 Dec. | Sunny | 31° /19° | 11.2 mm | 8 | |
20 Dec. | Thundery outbreaks possible | 31° /17° | 4.5 mm | 7 | |
21 Dec. | Patchy light rain with thunder | 33° /20° | 0.4 mm | 7 | |
22 Dec. | Overcast | 28° /17° | 0 mm | 7 | |
23 Dec. | Overcast | 29° /17° | 0.1 mm | 7 | |
24 Dec. | Sunny | 31° /18° | 1.3 mm | 7 | |
25 Dec. | Cloudy | 25° /16° | 13.2 mm | 6 | |
26 Dec. | Patchy rain possible | 25° /15° | 9.7 mm | 6 | |
27 Dec. | Patchy rain possible | 22° /13° | 9.4 mm | 5 | |
28 Dec. | Moderate or heavy rain shower | 27° /15° | 2.8 mm | 6 | |
29 Dec. | Moderate or heavy rain shower | 22° /15° | 6.8 mm | 5 | |
30 Dec. | Patchy rain possible | 24° /13° | 1.8 mm | 6 | |
31 Dec. | Moderate or heavy rain shower | 25° /14° | 2.5 mm | 6 | |
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Important Notice
Our weather forecast for Johannesburg in December is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Johannesburg forecast closer to your planned date for the most up-to-date weather information.
Johannesburg in December - FAQ
What are the expected maximum and minimum temperatures in Johannesburg during December?
During December, expect a variety of temperatures with highs around 29° and lows near 16°, suitable for diverse activities and preferences.
How much rainfall should be expected in Johannesburg during December?
Significant rainfall exceeding 168.2 mm is expected in Johannesburg during December, occurring over more than 20 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Johannesburg during December?
The average wind speed in Johannesburg during December is 20 km/h, suggesting breezy to windy conditions, depending on your activities.
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