Johannesburg weather live forecast

Today's maximum temperature in Johannesburg is expected to be 17°C. Select a day from the live weather forecast for Johannesburg, South Africa for more weather parameters.

5-day weather forecast updated at 04:00 on Saturday 25th April 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 25th April 2026

Expect isolated thunderstorms in Johannesburg, South Africa with a maximum temperature of 17°C, maximum UV of 6 (High) and 4 hours of bright sunshine. There are 0-2 mm of rainfall expected with 11% chance of some rain and little or no wind of 4 kph from the north-west.

  • 17°C maximum temperature17
    °C maximum temperature
  • 10°C minimum temperature10
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 6 (High)6
    UV index (High)
  • 11% chance of some rain11
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Little or no wind of 4 kph from the North-West4
    kph wind from NW

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Johannesburg weather for Sunday 26th April 2026

Expect scattered clouds in Johannesburg, South Africa with a maximum temperature of 21°C, maximum UV of 7 (High) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 4 kph from the west.

  • 21°C maximum temperature21
    °C maximum temperature
  • 10°C minimum temperature10
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 7 hours of bright sunshine7
    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 4 kph from the West4
    kph wind from W

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Johannesburg weather for Monday 27th April 2026

Expect scattered clouds in Johannesburg, South Africa with a maximum temperature of 23°C, maximum UV of 6 (High) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 8 kph from the west.

  • 23°C maximum temperature23
    °C maximum temperature
  • 12°C minimum temperature12
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 7 hours of bright sunshine7
    hours of sunshine
  • UV (maximum) index 6 (High)6
    UV index (High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 23°C wind chill23
    °C wind chill
  • Light breeze of 8 kph from the West8
    kph wind from W

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Johannesburg weather for Tuesday 28th April 2026

Expect scattered clouds in Johannesburg, South Africa with a maximum temperature of 20°C, maximum UV of 8 (Very High) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 6 kph from the south-west.

  • 20°C maximum temperature20
    °C maximum temperature
  • 9°C minimum temperature9
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 10 hours of bright sunshine10
    hours of sunshine
  • UV (maximum) index 8 (Very High)8
    UV index (Very High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 20°C wind chill20
    °C wind chill
  • Little or no wind of 6 kph from the South-West6
    kph wind from SW

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Johannesburg weather for Wednesday 29th April 2026

Expect broken clouds in Johannesburg, South Africa with a maximum temperature of 16°C, maximum UV of 7 (High) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 7 kph from the north.

  • 16°C maximum temperature16
    °C maximum temperature
  • 8°C minimum temperature8
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 7 (High)7
    UV index (High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 16°C wind chill16
    °C wind chill
  • Light breeze of 7 kph from the North7
    kph wind from N

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