Johannesburg weather live forecast

Today's maximum temperature in Johannesburg is expected to be 25°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 Saturday 27th December 2025 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 Saturday 27th December 2025

Expect isolated thunderstorms in Johannesburg, South Africa with a maximum temperature of 25°C, maximum UV of 11 (Extreme) and 5 hours of bright sunshine. There are 10-20 mm of rainfall expected with 72% chance of some rain and a light breeze of 7 kph from the north-west.

  • 25°C maximum temperature25
    °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)
  • 72% chance of some rain72
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • 25°C wind chill25
    °C wind chill
  • Light breeze of 7 kph from the North-West7
    kph wind from NW

Back to top

Johannesburg weather for Sunday 28th December 2025

Expect isolated thunderstorms in Johannesburg, South Africa with a maximum temperature of 23°C, 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 7 kph from the north.

  • 23°C maximum temperature23
    °C maximum temperature
  • 16°C minimum temperature16
    °C 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
  • 23°C wind chill23
    °C wind chill
  • Light breeze of 7 kph from the North7
    kph wind from N

Back to top

Johannesburg weather for Monday 29th December 2025

Expect isolated thunderstorms in Johannesburg, South Africa with a maximum temperature of 27°C, 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 6 kph from the north-east.

  • 27°C maximum temperature27
    °C maximum temperature
  • 16°C minimum temperature16
    °C 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 6 kph from the North-East6
    kph wind from NE

Back to top

Johannesburg weather for Tuesday 30th December 2025

Expect isolated thunderstorms in Johannesburg, South Africa with a maximum temperature of 24°C, 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 7 kph from the north.

  • 24°C maximum temperature24
    °C maximum temperature
  • 16°C minimum temperature16
    °C 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 7 kph from the North7
    kph wind from N

Back to top

Johannesburg weather for Wednesday 31st December 2025

Expect isolated thunderstorms in Johannesburg, South Africa with a maximum temperature of 24°C, 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 6 kph from the west.

  • 24°C maximum temperature24
    °C maximum temperature
  • 16°C minimum temperature16
    °C 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 6 kph from the West6
    kph wind from W

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

Metric (°C / mm)  |  Imperial (°F / inches)

Back to top

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 ^