The long-range forecast for Johannesburg reveals lower temperatures than usual for this time of the year, dipping to 7°. In the coming days, the forecasted temperatures are expected to be on average -3.6 °F lower than the average of the last few years.
Select a month and click on a day for more information
Saturday
Aug 1
20° / 10°
Sunday
Aug 2
19° / 9°
Monday
Aug 3
20° / 10°
Tuesday
Aug 4
21° / 11°
Wednesday
Aug 5
19° / 12°
Thursday
Aug 6
21° / 13°
Friday
Aug 7
20° / 12°
Saturday
Aug 8
19° / 11°
Sunday
Aug 9
19° / 12°
Monday
Aug 10
17° / 7°
Tuesday
Aug 11
7° / 2°
Wednesday
Aug 12
8° / 3°
Thursday
Aug 13
15° / 5°
Friday
Aug 14
18° / 10°
Saturday
Aug 15
20° / 10°
Sunday
Aug 16
23° / 14°
Monday
Aug 17
22° / 14°
Tuesday
Aug 18
23° / 15°
Wednesday
Aug 19
22° / 11°
Thursday
Aug 20
23° / 12°
Friday
Aug 21
23° / 11°
Saturday
Aug 22
24° / 12°
Sunday
Aug 23
23° / 12°
Monday
Aug 24
25° / 13°
Tuesday
Aug 25
25° / 14°
Wednesday
Aug 26
25° / 14°
Thursday
Aug 27
25° / 13°
Friday
Aug 28
24° / 13°
Saturday
Aug 29
23° / 12°
Sunday
Aug 30
21° / 11°
Monday
Aug 31
22° / 11°
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