# The City of Johannesburg urges residents and businesses to prepare for possible El Niño-related weather conditions during the 2026/2027 summer. The city warns hotter and drier conditions could put pressure on water supplies, while severe thunderstorms, strong winds and flash floods are also possible. Through its El Niño-ready Joburg campaign, residents are encouraged to save water, repair leaks and follow official weather warnings. Early preparation and responsible water use will help reduce the impact of possible summer risks.
City of Johannesburg warns El Niño could increase water demand