Johannesburg

South Africa
Executive Mayor Jolidee Matongo, Elected August 2021

Membership Profile

City Snapshot

Population: Mayor's Jurisdiction

4.76 million people

Area: Mayor's Jurisdiction

1645 km2

Annual Rainfall

726 mm/year

Average Temperature

20.0 °C

GDP (US Dollars)

$82.9 Billion

* Bar graph maximums are derived from the C40 Member with the greatest value in each category. An indicator ( ) also displays the average of all C40 Member cities for additional context.

Compact of Mayors Phases Complete

Reflects 2016 data. Progress toward compliance with the Compact is further recognised by the new Global Covenant of Mayors for Climate & Energy.

Climate Risks

Type Hazard Severity Action Taken
Flood Flash or surface flood Extremely Serious
Extreme Temperature - Hot Heat Wave Extremely Serious
Water Scarcity Drought Serious
Extreme Temperature - Hot Extreme Hot Days Extremely Serious
Storm Lightning or Thunderstorm Extremely Serious
Storm Tornado Extremely Serious
  • Not specified or under consideration
  • Recognized, but not currently being considered
  • Currently in effect and being piloted
  • Currently in effect at a significant scale across most of the city
  • Currently in effect (city-wide)

Mayoral Powers

  • own and operate
  • set and enforce policies
  • budgetary and revenue control
  • set vision
  • Private Buildings
  • Public Buildings
  • Energy Supply
  • Finance & Economy
  • Public Transport
  • City Roads
  • Urban Land Use
  • Waste
  • Water
  • not available
  • not applicable
  • limited powers
  • partial powers
  • strong powers
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