Johannesburg weather live forecast

Tomorrow's maximum temperature in Johannesburg is expected to be 18°C.

  • Friday
    2nd May
    Scattered clouds
  • Saturday
    3rd May
    Scattered clouds
  • Sunday
    4th May
    Mostly cloudy with light rain (0-2 mm of rainfall expected)
  • Monday
    5th May
    Scattered clouds
  • Tuesday
    6th May
    Clear skies

5-day weather forecast updated at 04:00 on Friday 2nd May 2025 GMT

More about Johannesburg

Johannesburg by month

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

Recommended for South Africa

AirHelp: Claim compensation on delayed flights

  • If your flight has been delayed or cancelled
  • Claim up to £520 compensation per passenger
  • No win, no fee. All airlines & countries
Go to AirHelp deal >>

The 5-day weather forecast for South Africa (Johannesburg) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Johannesburg weather forecast by day

Below are the detailed weather forecasts for Johannesburg for the next 5 days.

Johannesburg weather for Friday 2nd May 2025

Expect scattered clouds in Johannesburg, South Africa with a maximum temperature of 18°C, maximum UV of 7 (High) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 5 kph from the south.

  • 18°C maximum temperature18
    °C maximum temperature
  • 7°C minimum temperature7
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 9 hours of bright sunshine9
    hours of sunshine
  • UV (maximum) index 7 (High)7
    UV index (High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Little or no wind of 5 kph from the South5
    kph wind from S

Back to top

Johannesburg weather for Saturday 3rd May 2025

Expect scattered clouds in Johannesburg, South Africa with a maximum temperature of 18°C, maximum UV of 6 (High) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 6 kph from the north.

  • 18°C maximum temperature18
    °C maximum temperature
  • 5°C minimum temperature5
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 6 (High)6
    UV index (High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 18°C wind chill18
    °C wind chill
  • Little or no wind of 6 kph from the North6
    kph wind from N

Back to top

Johannesburg weather for Sunday 4th May 2025

Expect mostly cloudy with light rain in Johannesburg, South Africa with a maximum temperature of 15°C, maximum UV of 4 (Moderate) and 4 hours of bright sunshine. There are 0-2 mm of rainfall expected with 17% chance of some rain and little or no wind of 5 kph from the north.

  • 15°C maximum temperature15
    °C maximum temperature
  • 9°C minimum temperature9
    °C minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 17% chance of some rain17
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • 15°C wind chill15
    °C wind chill
  • Little or no wind of 5 kph from the North5
    kph wind from N

Back to top

Johannesburg weather for Monday 5th May 2025

Expect scattered clouds in Johannesburg, South Africa with a maximum temperature of 18°C, maximum UV of 7 (High) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 3 kph from the north-west.

  • 18°C maximum temperature18
    °C maximum temperature
  • 7°C minimum temperature7
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 7 (High)7
    UV index (High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Little or no wind of 3 kph from the North-West3
    kph wind from NW

Back to top

Johannesburg weather for Tuesday 6th May 2025

Expect clear skies in Johannesburg, South Africa with a maximum temperature of 21°C, maximum UV of 7 (High) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 2 kph from the south.

  • 21°C maximum temperature21
    °C maximum temperature
  • 8°C minimum temperature8
    °C minimum temperature
  • Clear skies
    clear skies
  • 11 hours of bright sunshine11
    hours of sunshine
  • UV (maximum) index 7 (High)7
    UV index (High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 21°C wind chill21
    °C wind chill
  • Little or no wind of 2 kph from the South2
    kph wind from S

Back to top

Wowcher: up to 80% off travel & shopping products

  • Save up to 80% with latest deals & discounts online
  • Book short breaks, UK staycations, beach holidays & more
  • Plus buy electronics, garden products & beauty treatments
Go to Wowcher deal >>

View all Wowcher offers

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

Back to top

More about South Africa

Related posts

Popular travel offers

Explore holidays in the sun for less

More holidays

Airport parking

More parking

Airport lounges

More lounges

Top ^