City of Johannesburg Metropolitan Municipality (Johannesburg)
December
Weather in City of Johannesburg Metropolitan Municipality for December 2025
Your guide to City of Johannesburg Metropolitan Municipality weather in December - trends and predictions
Until now, December 2025 in City of Johannesburg Metropolitan Municipality is cooler than usual, with temperatures averaging 25 °C, this is -2.2 °C below the typical seasonal average.
Expect cooler weather in the next days in City of Johannesburg Metropolitan Municipality with the forecast suggesting a temperature of 26.6 °C, lower than the historical average.
In general, the average temperature in City of Johannesburg Metropolitan Municipality at the beginning of December is 29.1 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 27.1 °C by the end of December.
City of Johannesburg Metropolitan Municipality experiences heavy rainfall in December, with over 20 rainy days and an average total precipitation 161.9 mm.
New! Chat with our AI weatherman - it’s amazing and free.
Temperatures
Rain 🌧️
More
0
Dry days
31
Rainy days
0
Snow days
27°/17°
Temperatures
19 km/h
Avg max wind
55 %
Avg humidity
City of Johannesburg Metropolitan Municipality Weather December
Move between months or click on a day
Temperatures trend during December in City of Johannesburg Metropolitan Municipality
See the weather trend as well as the moving average line
December weather in City of Johannesburg Metropolitan Municipality day by day
Click on a date for more information
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Dec. |  Sunny | 29° /15° | 1.8 mm | 9 | |
| 2 Dec. |  Moderate rain at times | 30° /16° | 4.6 mm | 9 | |
| 3 Dec. | Moderate or heavy rain shower | 31° /17° | 4 mm | 9 | |
| 4 Dec. |  Partly cloudy | 30° /17° | 4.3 mm | 9 | |
| 5 Dec. | Moderate or heavy rain shower | 27° /17° | 15.8 mm | 8 | |
| 6 Dec. |  Heavy rain at times | 29° /16° | 3.3 mm | 9 | |
| 7 Dec. |  Patchy rain possible | 28° /16° | 5.5 mm | 9 | |
| 8 Dec. | Patchy rain possible | 28° /16° | 2.7 mm | 9 | |
| 9 Dec. | Patchy rain possible | 29° /17° | 3.1 mm | 9 | |
| 10 Dec. | Patchy rain possible | 27° /15° | 4 mm | 8 | |
| 11 Dec. | Patchy rain possible | 27° /17° | 4.7 mm | 9 | |
| 12 Dec. | Moderate or heavy rain shower | 26° /16° | 6.2 mm | 9 | |
| 13 Dec. | Moderate or heavy rain shower | 25° /16° | 10.2 mm | 8 | |
| 14 Dec. |  Cloudy | 26° /16° | 2.2 mm | 8 | |
| 15 Dec. | Patchy rain possible | 28° /16° | 1.6 mm | 9 | |
| 16 Dec. | Moderate or heavy rain shower | 26° /16° | 6.9 mm | 8 | |
| 17 Dec. | Patchy rain possible | 27° /16° | 6.4 mm | 8 | |
| 18 Dec. | Patchy rain possible | 25° /16° | 3.4 mm | 8 | |
| 19 Dec. | Patchy rain possible | 25° /15° | 5.4 mm | 8 | |
| 20 Dec. | Patchy rain possible | 26° /15° | 3.1 mm | 8 | |
| 21 Dec. | Light rain shower | 26° /16° | 4 mm | 8 | |
| 22 Dec. | Patchy rain possible | 24° /16° | 5.9 mm | 7 | |
| 23 Dec. | Heavy rain at times | 27° /16° | 3 mm | 9 | |
| 24 Dec. |  Moderate rain | 28° /16° | 7 mm | 2.5 | |
| 25 Dec. | Moderate rain | 25° /15° | 8.7 mm | 3 | |
| 26 Dec. | Moderate rain | 27° /16° | 6.7 mm | 3.1 | |
| 27 Dec. | Moderate rain | 28° /15° | 5.2 mm | 3.8 | |
| 28 Dec. | Patchy rain possible | 28° /16° | 0.5 mm | 5.3 | |
| 29 Dec. | Partly cloudy | 26° /16° | 0.1 mm | 9 | |
| 30 Dec. | Partly cloudy | 27° /16° | 0 mm | 9 | |
| 31 Dec. | Patchy rain possible | 29° /16° | 1.5 mm | 8 | |
| Next | |||||
Important Notice
Our weather forecast for City of Johannesburg Metropolitan Municipality 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 City of Johannesburg Metropolitan Municipality forecast closer to your planned date for the most up-to-date weather information.
Change Month
City of Johannesburg Metropolitan Municipality in December - FAQ
What are the expected maximum and minimum temperatures in City of Johannesburg Metropolitan Municipality during December?
During December, expect a variety of temperatures with highs around 27° and lows near 17°, suitable for diverse activities and preferences.
How much rainfall should be expected in City of Johannesburg Metropolitan Municipality during December?
Significant rainfall exceeding 161.9 mm is expected in City of Johannesburg Metropolitan Municipality during December, occurring over more than 31 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in City of Johannesburg Metropolitan Municipality during December?
The average wind speed in City of Johannesburg Metropolitan Municipality during December is 19 km/h, suggesting breezy to windy conditions, depending on your activities.
December rainfall patterns in City of Johannesburg Metropolitan Municipality
Explore the daily rainfall trends and prepare for City of Johannesburg Metropolitan Municipalitys December weather 💧
Typically, City of Johannesburg Metropolitan Municipality has 31 rainy days in December with a total of 161.9 mm of rainfall.
UV exposure in City of Johannesburg Metropolitan Municipality during December
Stay informed about UV levels for safe outdoor activities throughout the month of December ☀️
Top locations in City of Johannesburg Metropolitan Municipality
Select a location for an accurate weather forecast
More Locations Quick links
More City of Johannesburg Metropolitan Municipality weather pages
You are here
Where is City of Johannesburg Metropolitan Municipality?Get accurate weather forecasts for City of Johannesburg Metropolitan Municipality, located at latitude -26.202 and longitude 28.044. Stay updated with localized weather information tailored for City of Johannesburg Metropolitan Municipality.
Found a mistake?
We appreciate your attention to details. Tell us here.