Johannesburg weather

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Recommended for South Africa

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.

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  • Johannesburg climate averages by month
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  • Best time to go to Johannesburg
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  • Johannesburg weather today - current conditions (last 24-hours)

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

When is the best time to go to Johannesburg?

The best time to go to 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]

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Max Day Temperature (°C)

  • 26°C maximum daytime temperature in January in Johannesburg26
    Jan
  • 26°C maximum daytime temperature in February in Johannesburg26
    Feb
  • 25°C maximum daytime temperature in March in Johannesburg25
    Mar
  • 22°C maximum daytime temperature in April in Johannesburg22
    Apr
  • 20°C maximum daytime temperature in May in Johannesburg20
    May
  • 17°C maximum daytime temperature in June in Johannesburg17
    Jun
  • 18°C maximum daytime temperature in July in Johannesburg18
    Jul
  • 20°C maximum daytime temperature in August in Johannesburg20
    Aug
  • 23°C maximum daytime temperature in September in Johannesburg23
    Sep
  • 24°C maximum daytime temperature in October in Johannesburg24
    Oct
  • 25°C maximum daytime temperature in November in Johannesburg25
    Nov
  • 26°C maximum daytime temperature in December in Johannesburg26
    Dec

Hours of Sunshine (daily)

Best time to go for the weather

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

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More about South Africa

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.

What is the flight time to South Africa from the UK?

The flight time to South Africa from the UK is typically 11 to 12 hours.

What is the time difference between South Africa and the UK?

The time difference between South Africa and the UK is GMT+2 hours.

What is the main language spoken in South Africa?

The main languages spoken in South Africa are Zulu, Xhosa and English.

Learn a language for South Africa with Busuu*, Lingoda* and Rocket Languages*.

What is the currency in South Africa?

The currency in South Africa is the South African Rand (ZAR).

Send money to South Africa with Monito*, Wise* and World Remit*.

Which plugs are used in South Africa?

South Africa uses electrical plug type C + M + N (230 Volts).

Which side of the road do they drive on in South Africa?

They drive on the left side of the road in South Africa.

Compare Johannesburg weather with the USA

Below the Johannesburg weather chart shows average maximum daytime temperature for Johannesburg, South Africa and the USA (Washington).

Maximum daytime temperature (°C)

Johannesburg, South Africa
USA (Washington)
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

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

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