Johannesburg weather live forecast

Today's maximum temperature in Johannesburg is expected to be 21°C. Select a day from the live weather forecast for Johannesburg, South Africa for more weather parameters.

  • Saturday
    8th Aug
    Scattered clouds
  • Sunday
    9th Aug
    Scattered clouds
  • Monday
    10th Aug
    Mostly cloudy with rain (5-10 mm of rainfall expected)
  • Tuesday
    11th Aug
    Cloudy with sleet or snow (5-10 mm of rainfall expected)
  • Wednesday
    12th Aug
    Mostly cloudy with light rain (2-5 mm of rainfall expected)

5-day weather forecast updated at 04:00 on Friday 7th August 2026 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 Saturday 8th August 2026

Expect scattered clouds in Johannesburg, South Africa with a maximum temperature of 21°C, maximum UV of 6 (High) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 10 kph from the north.

  • 21°C maximum temperature21
    °C maximum temperature
  • 8°C minimum temperature8
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 8 hours of bright sunshine8
    hours of sunshine
  • UV (maximum) index 6 (High)6
    UV index (High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 21°C wind chill21
    °C wind chill
  • Light breeze of 10 kph from the North10
    kph wind from N

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Johannesburg weather for Sunday 9th August 2026

Expect scattered clouds in Johannesburg, South Africa with a maximum temperature of 21°C, maximum UV of 6 (High) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 17 kph from the north-west.

  • 21°C maximum temperature21
    °C maximum temperature
  • 9°C minimum temperature9
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 8 hours of bright sunshine8
    hours of sunshine
  • UV (maximum) index 6 (High)6
    UV index (High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 21°C wind chill21
    °C wind chill
  • Gentle breeze of 17 kph from the North-West17
    kph wind from NW

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Johannesburg weather for Monday 10th August 2026

Expect mostly cloudy with rain in Johannesburg, South Africa with a maximum temperature of 14°C, maximum UV of 4 (Moderate) and no hours of bright sunshine. There are 5-10 mm of rainfall expected with 67% chance of some rain and a moderate breeze of 28 kph from the south-east.

  • 14°C maximum temperature14
    °C maximum temperature
  • 3°C minimum temperature3
    °C minimum temperature
  • Mostly cloudy with rain
    mostly cloudy with rain
  • No hours of bright sunshine0
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 67% chance of some rain67
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • 14°C wind chill14
    °C wind chill
  • Moderate breeze of 28 kph from the South-East28
    kph wind from SE

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Johannesburg weather for Tuesday 11th August 2026

Expect cloudy with sleet or snow in Johannesburg, South Africa with a maximum temperature of 10°C, maximum UV of 4 (Moderate) and no hours of bright sunshine. There are 5-10 mm of sleet/snow expected with 43% chance of some sleet or snow and a moderate breeze of 25 kph from the south-east.

  • 10°C maximum temperature10
    °C maximum temperature
  • 3°C minimum temperature3
    °C minimum temperature
  • Cloudy with sleet or snow
    cloudy with sleet or snow
  • No hours of bright sunshine0
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 43% chance of some sleet or snow43
    % chance of some sleet or snow
  • 5-10 mm of sleet/snow expected<10
    mm of sleet/snow expected
  • 6°C wind chill6
    °C wind chill
  • Moderate breeze of 25 kph from the South-East25
    kph wind from SE

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Johannesburg weather for Wednesday 12th August 2026

Expect mostly cloudy with light rain in Johannesburg, South Africa with a maximum temperature of 11°C, maximum UV of 6 (High) and no hours of bright sunshine. There are 2-5 mm of rainfall expected with 25% chance of some rain and a moderate breeze of 23 kph from the east.

  • 11°C maximum temperature11
    °C maximum temperature
  • 2°C minimum temperature2
    °C minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • No hours of bright sunshine0
    hours of sunshine
  • UV (maximum) index 6 (High)6
    UV index (High)
  • 25% chance of some rain25
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Moderate breeze of 23 kph from the East23
    kph wind from E

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