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<script src="https://www.waterdashboard.co.za/widget.js" data-variant="level" async></script>The dams started 2012 at 78% full and ended it at 88%. They were lowest at 49% on 29 April 2012 and highest at 102% on 4 October 2012.
The 13th lowest yearly low of the 27 years since 2000.
Winter rain was 106% of average, and it was neither an El Niño nor a La Niña winter.
Winter rain is April to September in central Cape Town (Open-Meteo), against the average winter since 2000.
The average combined level in each month.
| Month | Average level |
|---|---|
| January | 73% |
| February | 65% |
| March | 56% |
| April | 51% |
| May | 51% |
| June | 55% |
| July | 70% |
| August | 86% |
| September | 99% |
| October | 101% |
| November | 98% |
| December | 92% |
Combined storage of the six big dams, by date. Normal is the middle half of the years before it.
| Date | 2012 | 2011 | Normal range |
|---|---|---|---|
| 1 Jan | 78% | 83% | 71% to 92% |
| 15 Jan | 74% | 80% | 67% to 89% |
| 1 Feb | 68% | 74% | 62% to 85% |
| 15 Feb | 65% | 70% | 57% to 81% |
| 1 Mar | 60% | 66% | 53% to 77% |
| 15 Mar | 57% | 62% | 50% to 74% |
| 1 Apr | 52% | 57% | 45% to 71% |
| 15 Apr | 53% | 54% | 42% to 68% |
| 1 May | 49% | 52% | 41% to 63% |
| 15 May | 51% | 51% | 42% to 63% |
| 1 Jun | 51% | 56% | 52% to 68% |
| 15 Jun | 57% | 58% | 56% to 76% |
| 1 Jul | 62% | 74% | 55% to 82% |
| 15 Jul | 69% | 77% | 63% to 87% |
| 1 Aug | 76% | 78% | 70% to 96% |
| 15 Aug | 86% | 81% | 79% to 100% |
| 1 Sep | 96% | 84% | 84% to 101% |
| 15 Sep | 100% | 90% | 87% to 102% |
| 1 Oct | 102% | 91% | 88% to 101% |
| 15 Oct | 101% | 89% | 88% to 100% |
| 1 Nov | 100% | 87% | 87% to 99% |
| 15 Nov | 99% | 86% | 86% to 99% |
| 1 Dec | 96% | 84% | 84% to 99% |
| 15 Dec | 92% | 81% | 81% to 96% |
Source: City of Cape Town. History from City open data (2000 to January 2026).