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<script src="https://www.waterdashboard.co.za/widget.js" data-variant="level" async></script>The dams started 2023 at 70% full and ended it at 90%. They were lowest at 55% on 5 March 2023 and highest at 109% on 26 September 2023.
The 17th lowest yearly low of the 27 years since 2000.
Winter rain was 165% of average, and it was an El Niño 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 | 66% |
| February | 58% |
| March | 57% |
| April | 59% |
| May | 62% |
| June | 84% |
| July | 99% |
| August | 101% |
| September | 103% |
| October | 102% |
| November | 98% |
| December | 92% |
Combined storage of the six big dams, by date. Normal is the middle half of the years before it.
| Date | 2023 | 2022 | Normal range |
|---|---|---|---|
| 1 Jan | 70% | 95% | 66% to 92% |
| 15 Jan | 66% | 91% | 63% to 88% |
| 1 Feb | 61% | 87% | 59% to 84% |
| 15 Feb | 58% | 83% | 56% to 80% |
| 1 Mar | 56% | 79% | 52% to 76% |
| 15 Mar | 56% | 75% | 48% to 74% |
| 1 Apr | 59% | 72% | 44% to 71% |
| 15 Apr | 58% | 69% | 41% to 68% |
| 1 May | 62% | 67% | 39% to 65% |
| 15 May | 61% | 66% | 40% to 64% |
| 1 Jun | 66% | 65% | 44% to 65% |
| 15 Jun | 86% | 68% | 48% to 75% |
| 1 Jul | 97% | 73% | 53% to 82% |
| 15 Jul | 99% | 75% | 54% to 87% |
| 1 Aug | 101% | 76% | 63% to 94% |
| 15 Aug | 100% | 76% | 68% to 99% |
| 1 Sep | 102% | 84% | 73% to 101% |
| 15 Sep | 102% | 86% | 75% to 101% |
| 1 Oct | 104% | 85% | 78% to 101% |
| 15 Oct | 101% | 84% | 79% to 100% |
| 1 Nov | 100% | 81% | 80% to 99% |
| 15 Nov | 98% | 78% | 78% to 99% |
| 1 Dec | 95% | 75% | 73% to 98% |
| 15 Dec | 92% | 73% | 69% to 95% |
Source: City of Cape Town. History from City open data (2000 to January 2026).