Which is the hottest month in Johannesburg?

The hottest time of year in Johannesburg is normally January. Expect maximum daytime temperatures to reach 26°C with low heat and humidity.

Which month has the most rain in Johannesburg?

In terms of rainfall, January is usually the wettest month in Johannesburg with 135mm on average. There are normally 14 days in January with some rain.

When is it sunniest in Johannesburg?

The sunniest time of year in Johannesburg is normally July with bright sunshine on average for 87% of daylight hours; that's 9 hours of sunshine per day.

Best time to visit Johannesburg

Q: When is the best time to visit Johannesburg?

The best time to visit Johannesburg is September based on the following average weather conditions. Maximum daytime temperature = 22 - 30°C. Daily hours of sunshine = 10 hours or more.

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Johannesburg by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

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When is the best time to visit Johannesburg?

The best time to visit Johannesburg is September based on the following average weather conditions.

Maximum daytime temperature = 22 - 30°C [remove]
Daily hours of sunshine = 10 hours or more [remove]

Change the criteria to reflect your weather preferences.

4
Jan
4
Feb
4
Mar
4
Apr
4
May
3
Jun
3.5
Jul
4
Aug
5
Sep
4.5
Oct
4
Nov
4.5
Dec

Change criteria

Max Day Temperature (°C)

26
Jan
26
Feb
25
Mar
22
Apr
20
May
17
Jun
18
Jul
20
Aug
23
Sep
24
Oct
25
Nov
26
Dec

Hours of Sunshine (daily)

8
Jan
8
Feb
8
Mar
8
Apr
9
May
9
Jun
9
Jul
10
Aug
10
Sep
9
Oct
9
Nov
9
Dec

Best time to visit

Destination

Daytime temperature

Sunshine hours

Sea temperature

Monthly rainfall

Days with some rain

Heat & humidity

The weather guide for South Africa (Johannesburg) shows long term weather averages processed from data supplied by CRU (University of East Anglia) & today's weather forecast provided by meteoblue. Find out more about our data sources.

Metric (°C / mm) | Imperial (°F / inches)