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<script src="https://www.waterdashboard.co.za/widget.js" data-variant="level" async></script>The dams started 2006 at 71% full and ended it at 79%. They were lowest at 41% on 2 May 2006 and highest at 89% on 8 November 2006.
The 7th lowest yearly low of the 27 years since 2000.
Winter rain was 75% 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 | 67% |
| February | 57% |
| March | 49% |
| April | 43% |
| May | 44% |
| June | 56% |
| July | 64% |
| August | 79% |
| September | 87% |
| October | 88% |
| November | 88% |
| December | 83% |
Combined storage of the six big dams, by date. Normal is the middle half of the years before it.
| Date | 2006 | 2005 | Normal range |
|---|---|---|---|
| 1 Jan | 71% | 47% | 66% to 85% |
| 15 Jan | 67% | 43% | 62% to 81% |
| 1 Feb | 62% | 40% | 57% to 75% |
| 15 Feb | 57% | 37% | 53% to 72% |
| 1 Mar | 53% | 34% | 51% to 68% |
| 15 Mar | 50% | 31% | 44% to 64% |
| 1 Apr | 45% | 27% | 40% to 61% |
| 15 Apr | 42% | 28% | 38% to 60% |
| 1 May | 41% | 29% | 37% to 58% |
| 15 May | 42% | 30% | 35% to 57% |
| 1 Jun | 52% | 34% | 34% to 57% |
| 15 Jun | 57% | 47% | 47% to 56% |
| 1 Jul | 60% | 53% | 50% to 55% |
| 15 Jul | 63% | 54% | 54% to 67% |
| 1 Aug | 70% | 63% | 54% to 82% |
| 15 Aug | 79% | 68% | 57% to 84% |
| 1 Sep | 86% | 81% | 70% to 99% |
| 15 Sep | 87% | 84% | 75% to 101% |
| 1 Oct | 88% | 85% | 78% to 100% |
| 15 Oct | 88% | 86% | 79% to 100% |
| 1 Nov | 87% | 85% | 80% to 99% |
| 15 Nov | 89% | 84% | 78% to 97% |
| 1 Dec | 86% | 81% | 73% to 94% |
| 15 Dec | 83% | 77% | 69% to 90% |
Source: City of Cape Town. History from City open data (2000 to January 2026).