Overall on the next 14 days there will be 1 days with snow in Johannesburg and a total of 15.1 cm of snow.
It will be snowy on the following days:
Johannesburg weather in September 2026
Click on a day for an hourly weather forecast
Thursday
Sep 10
0 mm
24° / 14°
Friday
Sep 11
0 mm
25° / 15°
Saturday
Sep 12
0 mm
24° / 16°
Sunday
Sep 13
0 mm
26° / 16°
Monday
Sep 14
4.3 mm
24° / 13°
Tuesday
Sep 15
8.5 mm
24° / 13°
Wednesday
Sep 16
0 mm
27° / 15°
Thursday
Sep 17
1.8 mm
18° / 7°
Friday
Sep 18
15.1 cm
6° / 2°
Saturday
Sep 19
0 mm
13° / 4°
Sunday
Sep 20
0 mm
18° / 8°
Monday
Sep 21
0 mm
22° / 11°
Tuesday
Sep 22
0 mm
21° / 13°
Wednesday
Sep 23
0 mm
20° / 10°
🌨️ Snowy days in Johannesburg 2026 (September)
The average weather in Johannesburg in September
The temperatures in Johannesburg in September are comfortable with low of 14°C and and high up to 26°C.
The wather in Johannesburg in September can vary between cold and nice weather days. Expect a few rainy days but usually not more than 3.
Our weather forecast can give you a great sense of what weather to expect in Johannesburg in September 2026.
If you’re planning to visit Johannesburg in the near future, we highly recommend that you review the 14 day weather forecast for Johannesburg before you arrive.
Temperatures
26° / 14°
Rainy Days
1
Snowy Days
0
Dry Days
29
Rainfall
12
mm
Sun Hours
11.9
Hrs
Historic average weather for September
Click on a day for an hourly weather forecast
Explore the weather in Johannesburg in other months
Johannesburg annual weather
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 28° / 18° | 8 | 23 | 0 | 163 mm | Good | Johannesburg in January |
| February | 28° / 17° | 6 | 22 | 0 | 125 mm | Perfect | Johannesburg in February |
| March | 27° / 16° | 6 | 25 | 0 | 90 mm | Perfect | Johannesburg in March |
| April | 24° / 14° | 3 | 27 | 0 | 50 mm | Perfect | Johannesburg in April |
| May | 22° / 12° | 1 | 30 | 0 | 10 mm | Good | Johannesburg in May |
| June | 18° / 8° | 1 | 29 | 0 | 6 mm | Good | Johannesburg in June |
| July | 18° / 8° | 0 | 31 | 0 | 1 mm | Good | Johannesburg in July |
| August | 22° / 11° | 0 | 31 | 0 | 3 mm | Good | Johannesburg in August |
| September | 26° / 14° | 1 | 29 | 0 | 12 mm | Perfect | Johannesburg in September |
| October | 28° / 16° | 5 | 26 | 0 | 84 mm | Perfect | Johannesburg in October |
| November | 28° / 17° | 8 | 22 | 0 | 121 mm | Good | Johannesburg in November |
| December | 28° / 17° | 8 | 23 | 0 | 136 mm | Good | Johannesburg in December |
Temperatures in Johannesburg in September
Rain in Johannesburg in September
Recommended Hotels in Johannesburg
Weather in Johannesburg in September - FAQ
What is the average temperature in Johannesburg in September?
The average temperature in Johannesburg in September is 14/26° C.
What is the chance of rain in Johannesburg in September?
On average, there are 1 rainy days in Johannesburg during September.
Weather wise, is September a good time to visit Johannesburg?
The weather in Johannesburg in September is perfect.
Can it snow in Johannesburg in September?
On average, there are 0 snowy days in Johannesburg in September.
More about the weather in Johannesburg