Johannesburg weather live forecast

Tomorrow's maximum temperature in Johannesburg is expected to be 24°C.

5-day weather forecast updated at 04:00 on Wednesday 12th March 2025 GMT

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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 Wednesday 12th March 2025

Expect isolated thunderstorms in Johannesburg, South Africa with a maximum temperature of 24°C, maximum UV of 10 (Very High) and 6 hours of bright sunshine. There are 5-10 mm of rainfall expected with 81% chance of some rain and a light breeze of 9 kph from the east.

  • 24°C maximum temperature24
    °C maximum temperature
  • 15°C minimum temperature15
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 10 (Very High)10
    UV index (Very High)
  • 81% chance of some rain81
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • 24°C wind chill24
    °C wind chill
  • Light breeze of 9 kph from the East9
    kph wind from E

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Johannesburg weather for Thursday 13th March 2025

Expect isolated thunderstorms in Johannesburg, South Africa with a maximum temperature of 23°C, maximum UV of 9 (Very High) and 4 hours of bright sunshine. There are 5-10 mm of rainfall expected with 91% chance of some rain and a light breeze of 8 kph from the south-west.

  • 23°C maximum temperature23
    °C maximum temperature
  • 15°C minimum temperature15
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 9 (Very High)9
    UV index (Very High)
  • 91% chance of some rain91
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • 23°C wind chill23
    °C wind chill
  • Light breeze of 8 kph from the South-West8
    kph wind from SW

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Johannesburg weather for Friday 14th March 2025

Expect mostly cloudy with rain in Johannesburg, South Africa with a maximum temperature of 23°C, maximum UV of 10 (Very High) and 4 hours of bright sunshine. There are 5-10 mm of rainfall expected with 69% chance of some rain and a gentle breeze of 17 kph from the east.

  • 23°C maximum temperature23
    °C maximum temperature
  • 14°C minimum temperature14
    °C minimum temperature
  • Mostly cloudy with rain
    mostly cloudy with rain
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 10 (Very High)10
    UV index (Very High)
  • 69% chance of some rain69
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Gentle breeze of 17 kph from the East17
    kph wind from E

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Johannesburg weather for Saturday 15th March 2025

Expect mostly cloudy with light rain in Johannesburg, South Africa with a maximum temperature of 21°C, maximum UV of 6 (High) and 4 hours of bright sunshine. There are 2-5 mm of rainfall expected with 66% chance of some rain and a gentle breeze of 16 kph from the north.

  • 21°C maximum temperature21
    °C maximum temperature
  • 13°C minimum temperature13
    °C minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 6 (High)6
    UV index (High)
  • 66% chance of some rain66
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Gentle breeze of 16 kph from the North16
    kph wind from N

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Johannesburg weather for Sunday 16th March 2025

Expect mostly cloudy with rain in Johannesburg, South Africa with a maximum temperature of 20°C, maximum UV of 5 (Moderate) and 3 hours of bright sunshine. There are 10-20 mm of rainfall expected with 55% chance of some rain and a gentle breeze of 14 kph from the north.

  • 20°C maximum temperature20
    °C maximum temperature
  • 14°C minimum temperature14
    °C minimum temperature
  • Mostly cloudy with rain
    mostly cloudy with rain
  • 3 hours of bright sunshine3
    hours of sunshine
  • UV (maximum) index 5 (Moderate)5
    UV index (Moderate)
  • 55% chance of some rain55
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Gentle breeze of 14 kph from the North14
    kph wind from N

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  • Travel: 1 Mar-14 Dec 2025. Black out periods apply
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Metric (°C / mm)  |  Imperial (°F / inches)

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