Johannesburg weather live forecast

Today's maximum temperature in Johannesburg is expected to be 73°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 Saturday 27th December 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 Sunday 28th December 2025

Expect isolated thunderstorms in Johannesburg, South Africa with a maximum temperature of 73°F, maximum UV of 7 (High) and 6 hours of bright sunshine. There are 5-10 mm of rainfall expected with 92% chance of some rain and a light breeze of 4 mph from the north.

  • 73°F maximum temperature73
    °F maximum temperature
  • 61°F minimum temperature61
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 7 (High)7
    UV index (High)
  • 92% chance of some rain92
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • 73°F wind chill73
    °F wind chill
  • Light breeze of 4 mph from the North4
    mph wind from N

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Johannesburg weather for Monday 29th December 2025

Expect isolated thunderstorms in Johannesburg, South Africa with a maximum temperature of 81°F, low levels of heat & humidity, maximum UV of 5 (Moderate) and 4 hours of bright sunshine. There are 2-5 mm of rainfall expected with 48% chance of some rain and little or no wind of 4 mph from the north-east.

  • 81°F maximum temperature81
    °F maximum temperature
  • 61°F minimum temperature61
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 5 (Moderate)5
    UV index (Moderate)
  • 48% chance of some rain48
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Little or no wind of 4 mph from the North-East4
    mph wind from NE

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Johannesburg weather for Tuesday 30th December 2025

Expect isolated thunderstorms in Johannesburg, South Africa with a maximum temperature of 75°F, maximum UV of 5 (Moderate) and 5 hours of bright sunshine. There are 0-2 mm of rainfall expected with 71% chance of some rain and a light breeze of 4 mph from the north.

  • 75°F maximum temperature75
    °F maximum temperature
  • 61°F minimum temperature61
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 5 (Moderate)5
    UV index (Moderate)
  • 71% chance of some rain71
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Light breeze of 4 mph from the North4
    mph wind from N

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Johannesburg weather for Wednesday 31st December 2025

Expect isolated thunderstorms in Johannesburg, South Africa with a maximum temperature of 75°F, maximum UV of 5 (Moderate) and 5 hours of bright sunshine. There are 5-10 mm of rainfall expected with 86% chance of some rain and little or no wind of 4 mph from the west.

  • 75°F maximum temperature75
    °F maximum temperature
  • 61°F minimum temperature61
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 5 (Moderate)5
    UV index (Moderate)
  • 86% chance of some rain86
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Little or no wind of 4 mph from the West4
    mph wind from W

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Johannesburg weather for Thursday 1st January 2026

Expect isolated thunderstorms in Johannesburg, South Africa with a maximum temperature of 77°F, maximum UV of 11+ (Extreme) and 6 hours of bright sunshine. There are 5-10 mm of rainfall expected with 82% chance of some rain and a light breeze of 5 mph from the north-west.

  • 77°F maximum temperature77
    °F maximum temperature
  • 59°F minimum temperature59
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 11+ (Extreme)11
    UV index (Extreme)
  • 82% chance of some rain82
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Light breeze of 5 mph from the North-West5
    mph wind from NW

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  • Find last minute deals or early bird discounts
  • Filter offers by price, destination, ship & departure point
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