The long-range forecast for Johannesburg reveals lower temperatures than usual for this time of the year, dipping to 6°. In the coming days, the forecasted temperatures are expected to be on average -5.7 °F lower than the average of the last few years.
Select a month and click on a day for more information
Tuesday
Sep 1
24° / 11°
Wednesday
Sep 2
24° / 13°
Thursday
Sep 3
26° / 14°
Friday
Sep 4
27° / 15°
Saturday
Sep 5
26° / 15°
Sunday
Sep 6
25° / 14°
Monday
Sep 7
24° / 13°
Tuesday
Sep 8
25° / 15°
Wednesday
Sep 9
27° / 15°
Thursday
Sep 10
24° / 14°
Friday
Sep 11
25° / 15°
Saturday
Sep 12
24° / 16°
Sunday
Sep 13
26° / 16°
Monday
Sep 14
24° / 13°
Tuesday
Sep 15
24° / 13°
Wednesday
Sep 16
27° / 15°
Thursday
Sep 17
18° / 7°
Friday
Sep 18
6° / 2°
Saturday
Sep 19
13° / 4°
Sunday
Sep 20
18° / 8°
Monday
Sep 21
22° / 11°
Tuesday
Sep 22
21° / 13°
Wednesday
Sep 23
20° / 10°
Thursday
Sep 24
26° / 15°
Friday
Sep 25
27° / 15°
Saturday
Sep 26
27° / 15°
Sunday
Sep 27
27° / 15°
Monday
Sep 28
27° / 16°
Tuesday
Sep 29
27° / 15°
Wednesday
Sep 30
24° / 14°
Johannesburg 30 days weather forecast
Check out our estimated 30 days weather forecast for Johannesburg, this data is based on the average weather in Johannesburg in the last few years.
For a more accurate and detailed forecast, check out the 14 day weather for Johannesburg next to the desired date.
Weather in Johannesburg for the next 30 days
Click on a day for an hourly weather forecast
Johannesburg long range weather forecast - FAQ
Do you provide 30 days weather forecast for Johannesburg?
You can see the next 30 weather forecast for Johannesburg at the top of the page, the next 14 days (from today) are more accurate, while the other is based on average of previous years.
Can I see the weather forecast for a particular date in Johannesburg?
Sure, you can select the date from the calendar above to view the forecast in Johannesburg on that date.
How accurate is the long-range weather forecast for Johannesburg?
Our long-range weather forecast for Johannesburg is provided by using statistics from previous years. Although we cannot predict the weather months in advance, we can see an average.
Can I see a long-range weather forecast for different countries?
Yes, we provide a 14 day weather forecast and a long-range weather forecast for different countries and cities. You can search for a location in the search box at the top of the page.
More about the weather in Johannesburg