Johannesburg weather live forecast

Today's maximum temperature in Johannesburg is expected to be 27°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 Wednesday 16th September 2026 GMT

More about Johannesburg

Johannesburg by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for South Africa

Fred Olsen: Top cruise offers for 2026/2027

  • 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 >>

View all Fred Olsen offers

Fred OlsenCruise deal finder

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 Wednesday 16th September 2026

Expect scattered clouds in Johannesburg, South Africa with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 10 (Very High) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 18 kph from the north-west.

  • 27°C maximum temperature27
    °C maximum temperature
  • 12°C minimum temperature12
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 8 hours of bright sunshine8
    hours of sunshine
  • UV (maximum) index 10 (Very High)10
    UV index (Very High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Gentle breeze of 18 kph from the North-West18
    kph wind from NW

Back to top

Johannesburg weather for Thursday 17th September 2026

Expect broken clouds in Johannesburg, South Africa with a maximum temperature of 26°C, maximum UV of 9 (Very High) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 26 kph from the north.

  • 26°C maximum temperature26
    °C maximum temperature
  • 14°C minimum temperature14
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 9 (Very High)9
    UV index (Very High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Moderate breeze of 26 kph from the North26
    kph wind from N

Back to top

Johannesburg weather for Friday 18th September 2026

Expect mostly cloudy with rain in Johannesburg, South Africa with a maximum temperature of 22°C, maximum UV of 8 (Very High) and 4 hours of bright sunshine. There are 5-10 mm of rainfall expected with 46% chance of some rain and a moderate breeze of 26 kph from the north-east.

  • 22°C maximum temperature22
    °C maximum temperature
  • 12°C minimum temperature12
    °C minimum temperature
  • Mostly cloudy with rain
    mostly cloudy with rain
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 8 (Very High)8
    UV index (Very High)
  • 46% chance of some rain46
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Moderate breeze of 26 kph from the North-East26
    kph wind from NE

Back to top

Johannesburg weather for Saturday 19th September 2026

Expect broken clouds in Johannesburg, South Africa with a maximum temperature of 22°C, maximum UV of 7 (High) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 29 kph from the north-east.

  • 22°C maximum temperature22
    °C maximum temperature
  • 10°C minimum temperature10
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 7 (High)7
    UV index (High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 22°C wind chill22
    °C wind chill
  • Fresh breeze of 29 kph from the North-East29
    kph wind from NE

Back to top

Johannesburg weather for Sunday 20th September 2026

Expect isolated thunderstorms in Johannesburg, South Africa with a maximum temperature of 21°C, maximum UV of 7 (High) and 1 hour of bright sunshine. There are 5-10 mm of rainfall expected with 60% chance of some rain and a moderate breeze of 23 kph from the north-east.

  • 21°C maximum temperature21
    °C maximum temperature
  • 11°C minimum temperature11
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 1 hour of bright sunshine1
    hour of sunshine
  • UV (maximum) index 7 (High)7
    UV index (High)
  • 60% chance of some rain60
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • 21°C wind chill21
    °C wind chill
  • Moderate breeze of 23 kph from the North-East23
    kph wind from NE

Back to top

Fred Olsen: Top cruise offers for 2026/2027

  • 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 >>

View all Fred Olsen offers

Fred OlsenCruise deal finder

More about South Africa

Related posts

Popular travel offers

Explore holiday destinations

More holidays

Save with latest deals & discounts

More deals

Airport parking

More parking

Airport lounges

More lounges

Top ^