Normal season: July 1 through June 30
Average seasonal precipitation: 12.69"(322.2 mm)1
| Season | Precipitation | ||
| 2002-2003 | 12.98" | (329.6 mm) | * |
| 2003-2004 | 9.44" | (239.8 mm) | |
| 2004-2005 | 30.76" | (781.3 mm) | |
| 2005-2006 | 9.97" | (253.3 mm) | |
| 2006-2007 | 4.22" | (107.0 mm) | |
| 2007-2008 | 10.65" | (270.6 mm) | |
| 2008-2009 | 7.71" | (195.9 mm) | |
| 2009-2010 | 12.89" | (327.5 mm) | |
| 2010-2011 | 16.44" | (417.4 mm) | |
| 2011-2012 | 8.56" | (217.4 mm) | |
| 2012-2013 | 6.93" | (176.0 mm) | |
| 2013-2014 | 5.22" | (132.5 mm) | |
| 2014-2015 | 15.14" | (384.6 mm) | |
| 2015-2016 | 10.91" | (277.0 mm) | |
| 2016-2017 | 18.25" | (463.6 mm) | |
| 2017-2018 | 7.58" | (192.6 mm) | |
| 2018-2019 | 22.26" | (565.5 mm) | |
| 2019-2020 | 18.10" | (459.8 mm) | |
| 2020-2021 | 9.11" | (231.3 mm) | |
| 2021-2022 | 7.15" | (181.5 mm) | |
| 2022-2023 | 21.92" | (556.8 mm) | |
| 2023-2024 | 16.68" | (423.7 mm) | |
| 2024-2025 | 9.22" | (234.0 mm) | |
| 2025-2026 | 6.21" | (157.8 mm) | |