Johannesburg is experiencing typical winter weather for early July 2025, with daytime temperatures reaching around 17°C and overnight lows dipping to 12°C or lower. Skies are mostly sunny during the day, but clouds may develop into the evening, and isolated showers are possible late at night[7]. Warm clothing is recommended, as mornings and nights will feel quite chilly, with very little rain expected overall and most days remaining dry[5].
On July 3, hourly forecasts indicate temperatures starting at around 12°C in the early morning, peaking at 17°C by midday, and easing back to 14°C by the evening. Cloud cover may increase as the night progresses, and the chance of a late shower persists[7][4]. Sunshine dominates much of the day, with up to 9 hours of bright sunshine expected, ideal for outdoor activities[1].
Air quality reports caution that sensitive groups may feel mild respiratory effects, so limiting prolonged outdoor exposure is advised on days with high pollution levels[4]. Winds are generally light, with humidity remaining moderate, making for crisp, comfortable winter conditions.
For travellers or locals, there are no significant rain events or weather warnings forecast for the coming week, and the outlook remains stable with more sunshine and chilly nights ahead[2][5].