• By Phenyo
• 17/09/2025
• With 0 comments

As the sun rises over Gauteng this September 17, residents can expect a delightful day filled with warm temperatures and mostly clear skies. Today’s weather forecast heralds a slight shift from the crisp coolness of the morning to a much warmer midday sun, creating perfect conditions for outdoor activities. From Johannesburg to Pretoria, throughout Soweto to Benoni, the Gauteng weather promises a vibrant day amidst the changing seasons.

Morning Overview

Gauteng starts the day cool and refreshing, with morning temperatures ranging from 14°C to 17°C across the province. Johannesburg will see a pleasant 15°C and a shining sun, while Pretoria starts slightly warmer at 17°C. The conditions are ripe for outdoor early risers—perfect for a morning jog or a leisurely walk through local parks.

Midday Warmth

As we move into the afternoon, temperatures will rise significantly. Nestled in this southern hemisphere spring, the highest recorded temperature will reach an inviting 26°C in Pretoria. Johannesburg and its neighboring areas such as Midrand and Krugersdorp will also enjoy highs between 24°C and 25°C. Sun protection is essential as the sunny conditions are expected to prevail. Remember to apply sunscreen generously and keep hydrated—staying refreshed is key!

Evening Cool Down

As the sun sets around 18:00, Gauteng will transition into a pleasantly warm evening. Expect falling temperatures to around 18°C to 22°C. Evening skies will remain mostly clear, although some areas, like Germiston and Mabopane, might see a touch of cloud cover. A light jacket will come in handy as the air cools off, making it a lovely time for evening gatherings or outdoor dining.

Gauteng Province Hourly Forecast

Notes: Fine and warm with mostly sunny to partly cloudy skies. Temperatures peak mid-afternoon around 24–29°C.

Province-by-Province Breakdown

Johannesburg: The heart of Gauteng kicks off the morning at 15°C, peaks at 24°C by noon, and cools to 20°C by evening. Ideal for those seeking sun-soaked afternoons.

Pretoria: The capital province enjoys the warmest weather today, starting at 17°C, soaring high to 26°C, and settling at 22°C with clear skies.

Soweto: This vibrant township sees a consistent trend mirroring its neighbors: a comfortable 16°C in the early morning, warming to 23°C, and tapering to 19°C in the evening.

Benoni and Germiston: Both areas start out similarly cool around 14°C and 15°C respectively, enjoying sunny conditions that raise the temperature to a warm 22°C or higher by midday.

Centurion and Midrand: These areas share enjoyable weather patterns, with a morning low of 15°C, reaching up to 23–24°C before the evening cools them down to about 19°C.

Vanderbijlpark and Germiston: Present consistent warm weather, enjoying plentiful sunshine with high readings of 25°C.

Krugersdorp and Eersterus: Committed to sunny skies, both areas will experience upper 20s during peak hours, tapering to a comfortable evening temperature.

In conclusion, today’s weather forecast for Gauteng paints a picture of a wonderful early spring day, filled with sunshine and warm temperatures suitable for outdoor adventures. The gradual warmth makes it perfect for activities, while cooler evenings lend themselves to evening gatherings. As you plan your day, don’t forget to protect yourself from the sun during its peak hours, stay hydrated, and enjoy the beautiful early spring weather that Gauteng has to offer. Whether you are in Johannesburg or Pretoria, embrace the warmth of the day while preparing for a relaxing evening coming your way!

For the most up-to-date and detailed weather forecasts, check out the South African Weather Service or follow them on X.