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.

5-day weather forecast updated at 04:00 on Sunday 30th November 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 Monday 1st December 2025

Expect isolated thunderstorms in Johannesburg, South Africa with a maximum temperature of 21°C, maximum UV of 11 (Extreme) and 5 hours of bright sunshine. There are 2-5 mm of rainfall expected with 83% chance of some rain and little or no wind of 4 kph from the north.

  • 21°C maximum temperature21
    °C maximum temperature
  • 13°C minimum temperature13
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 11 (Extreme)11
    UV index (Extreme)
  • 83% chance of some rain83
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • 21°C wind chill21
    °C wind chill
  • Little or no wind of 4 kph from the North4
    kph wind from N

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Johannesburg weather for Tuesday 2nd December 2025

Expect isolated thunderstorms in Johannesburg, South Africa with a maximum temperature of 22°C, maximum UV of 11+ (Extreme) and 7 hours of bright sunshine. There are 5-10 mm of rainfall expected with 88% chance of some rain and little or no wind of 5 kph from the north-west.

  • 22°C maximum temperature22
    °C maximum temperature
  • 13°C minimum temperature13
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 7 hours of bright sunshine7
    hours of sunshine
  • UV (maximum) index 11+ (Extreme)11
    UV index (Extreme)
  • 88% chance of some rain88
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • 22°C wind chill22
    °C wind chill
  • Little or no wind of 5 kph from the North-West5
    kph wind from NW

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Johannesburg weather for Wednesday 3rd December 2025

Expect isolated thunderstorms in Johannesburg, South Africa with a maximum temperature of 22°C, maximum UV of 10 (Very High) and 6 hours of bright sunshine. There are 2-5 mm of rainfall expected with 67% chance of some rain and little or no wind of 3 kph from the north-east.

  • 22°C maximum temperature22
    °C maximum temperature
  • 13°C minimum temperature13
    °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)
  • 67% chance of some rain67
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • 22°C wind chill22
    °C wind chill
  • Little or no wind of 3 kph from the North-East3
    kph wind from NE

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Johannesburg weather for Thursday 4th December 2025

Expect isolated thunderstorms in Johannesburg, South Africa with a maximum temperature of 20°C, maximum UV of 11 (Extreme) and 4 hours of bright sunshine. There are 2-5 mm of rainfall expected with 73% chance of some rain and little or no wind of 4 kph from the north.

  • 20°C maximum temperature20
    °C maximum temperature
  • 13°C minimum temperature13
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 11 (Extreme)11
    UV index (Extreme)
  • 73% chance of some rain73
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Little or no wind of 4 kph from the North4
    kph wind from N

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Johannesburg weather for Friday 5th December 2025

Expect isolated thunderstorms in Johannesburg, South Africa with a maximum temperature of 22°C, maximum UV of 10 (Very High) and 5 hours of bright sunshine. There are 0-2 mm of rainfall expected with 47% chance of some rain and little or no wind of 3 kph from the north.

  • 22°C maximum temperature22
    °C maximum temperature
  • 13°C minimum temperature13
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 10 (Very High)10
    UV index (Very High)
  • 47% chance of some rain47
    % 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 3 kph from the North3
    kph wind from N

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  • Travel before 31st December 2026 (inclusive)
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Metric (°C / mm)  |  Imperial (°F / inches)

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