Johannesburg weather live forecast

Today's maximum temperature in Johannesburg is expected to be 79°F. 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 Friday 25th September 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 Friday 25th September 2026

Expect broken clouds in Johannesburg, South Africa with a maximum temperature of 79°F, maximum UV of 9 (Very High) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 6 mph from the north.

  • 79°F maximum temperature79
    °F maximum temperature
  • 57°F minimum temperature57
    °F minimum temperature
  • Broken clouds
    broken clouds
  • 7 hours of bright sunshine7
    hours of sunshine
  • UV (maximum) index 9 (Very High)9
    UV index (Very High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 79°F wind chill79
    °F wind chill
  • Light breeze of 6 mph from the North6
    mph wind from N

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Johannesburg weather for Saturday 26th September 2026

Expect scattered clouds in Johannesburg, South Africa with a maximum temperature of 81°F, low levels of heat & humidity, maximum UV of 8 (Very High) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 10 mph from the north.

  • 81°F maximum temperature81
    °F maximum temperature
  • 59°F minimum temperature59
    °F minimum temperature
  • Scattered clouds
    scattered clouds
  • 9 hours of bright sunshine9
    hours of sunshine
  • UV (maximum) index 8 (Very High)8
    UV index (Very High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Gentle breeze of 10 mph from the North10
    mph wind from N

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Johannesburg weather for Sunday 27th September 2026

Expect broken clouds in Johannesburg, South Africa with a maximum temperature of 82°F, low levels of heat & humidity, maximum UV of 8 (Very High) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 14 mph from the north-west.

  • 82°F maximum temperature82
    °F maximum temperature
  • 59°F minimum temperature59
    °F minimum temperature
  • Broken clouds
    broken clouds
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 8 (Very High)8
    UV index (Very High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Moderate breeze of 14 mph from the North-West14
    mph wind from NW

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Johannesburg weather for Monday 28th September 2026

Expect isolated thunderstorms in Johannesburg, South Africa with a maximum temperature of 81°F, low levels of heat & humidity, maximum UV of 9 (Very High) and 9 hours of bright sunshine. There are 2-5 mm of rainfall expected with 39% chance of some rain and a gentle breeze of 11 mph from the east.

  • 81°F maximum temperature81
    °F maximum temperature
  • 54°F minimum temperature54
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 9 hours of bright sunshine9
    hours of sunshine
  • UV (maximum) index 9 (Very High)9
    UV index (Very High)
  • 39% chance of some rain39
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Gentle breeze of 11 mph from the East11
    mph wind from E

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Johannesburg weather for Tuesday 29th September 2026

Expect isolated thunderstorms in Johannesburg, South Africa with a maximum temperature of 59°F, maximum UV of 3 (Moderate) and 1 hour of bright sunshine. There are 20-30 mm of rainfall expected with 82% chance of some rain and a gentle breeze of 9 mph from the east.

  • 59°F maximum temperature59
    °F maximum temperature
  • 48°F minimum temperature48
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 1 hour of bright sunshine1
    hour of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 82% chance of some rain82
    % chance of some rain
  • 20-30 mm of rainfall expected<30
    mm of rainfall expected
  • 59°F wind chill59
    °F wind chill
  • Gentle breeze of 9 mph from the East9
    mph wind from E

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  • Find last minute deals or early bird discounts
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