| Year | Ave Annual rainfall |
| 1990 | 61.52 |
| 1993 | 74.2 |
| 1996 | 61.52 |
| 1999 | 43.9 |
| 2002 | 71.49 |
| 2005 | 54.12 |
| 2008 | 59.44 |
| 2011 | 48.98 |
| 2015 | 78.6 |
| 2018 | 67.9 |