Normal season: July 1 through June 30
Average seasonal precipitation: 13.57"(344.5 mm)1
| Season | Precipitation | ||
| 2003-2004 | 8.71" | (221.2 mm) | * |
| 2004-2005 | 37.21" | (945.1 mm) | |
| 2005-2006 | 10.21" | (259.3 mm) | |
| 2006-2007 | 2.87" | (72.9 mm) | |
| 2007-2008 | 13.47" | (342.1 mm) | |
| 2008-2009 | 11.40" | (289.5 mm) | |
| 2009-2010 | 17.38" | (441.4 mm) | |
| 2010-2011 | 20.77" | (527.5 mm) | |
| 2011-2012 | 9.74" | (247.4 mm) | |
| 2012-2013 | 7.71" | (195.8 mm) | |
| 2013-2014 | 8.92" | (226.5 mm) | |
| 2014-2015 | 9.41" | (239.0 mm) | |
| 2015-2016 | 9.70" | (246.3 mm) | |
| 2016-2017 | 17.97" | (456.4 mm) | |
| 2017-2018 | 4.90" | (124.4 mm) | |
| 2018-2019 | 17.68" | (449.0 mm) | |
| 2019-2020 | 17.56" | (446.0 mm) | |
| 2020-2021 | 5.90" | (149.8 mm) | |
| 2021-2022 | 9.12" | (231.6 mm) | |
| 2022-2023 | 24.99" | (634.7 mm) | |
| 2023-2024 | 20.45" | (519.4 mm) | |
| 2024-2025 | 7.53" | (191.2 mm) | |
| 2025-2026 | 1.32" | (33.5 mm) | |