Johannesburg weather live forecast

Today's maximum temperature in Johannesburg is expected to be 18°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 Monday 18th May 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 Monday 18th May 2026

Expect scattered clouds in Johannesburg, South Africa with a maximum temperature of 18°C, maximum UV of 5 (Moderate) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 2 kph from the south.

  • 18°C maximum temperature18
    °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 5 (Moderate)5
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 18°C wind chill18
    °C wind chill
  • Little or no wind of 2 kph from the South2
    kph wind from S

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Johannesburg weather for Tuesday 19th May 2026

Expect scattered clouds in Johannesburg, South Africa with a maximum temperature of 17°C, maximum UV of 4 (Moderate) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 1 kph from the east.

  • 17°C maximum temperature17
    °C maximum temperature
  • 10°C minimum temperature10
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 17°C wind chill17
    °C wind chill
  • Little or no wind of 1 kph from the East1
    kph wind from E

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Johannesburg weather for Wednesday 20th May 2026

Expect clear skies in Johannesburg, South Africa with a maximum temperature of 18°C, maximum UV of 4 (Moderate) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 2 kph from the north-east.

  • 18°C maximum temperature18
    °C maximum temperature
  • 8°C minimum temperature8
    °C minimum temperature
  • Clear skies
    clear skies
  • 10 hours of bright sunshine10
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Little or no wind of 2 kph from the North-East2
    kph wind from NE

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Johannesburg weather for Thursday 21st May 2026

Expect scattered clouds in Johannesburg, South Africa with a maximum temperature of 18°C, maximum UV of 5 (Moderate) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 3 kph from the north.

  • 18°C maximum temperature18
    °C maximum temperature
  • 8°C minimum temperature8
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 5 (Moderate)5
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 18°C wind chill18
    °C wind chill
  • Little or no wind of 3 kph from the North3
    kph wind from N

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Johannesburg weather for Friday 22nd May 2026

Expect scattered clouds in Johannesburg, South Africa with a maximum temperature of 18°C, maximum UV of 5 (Moderate) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 2 kph from the north-west.

  • 18°C maximum temperature18
    °C maximum temperature
  • 8°C minimum temperature8
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 5 (Moderate)5
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Little or no wind of 2 kph from the North-West2
    kph wind from NW

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  • Explore latest offers on Fred Olsen Cruises in 2026/2027
  • Find last minute deals or early bird discounts
  • Filter offers by price, destination, ship & departure point
Go to Fred Olsen deal >>

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