Normal season: July 1 through June 30
Average seasonal precipitation: 15.22"(386.6 mm)1
| Season | Precipitation | ||
| 2005-2006 | 13.06" | (331.7 mm) | |
| 2006-2007 | 4.15" | (105.4 mm) | |
| 2007-2008 | 17.29" | (439.1 mm) | |
| 2008-2009 | 12.44" | (316.0 mm) | |
| 2009-2010 | 18.29" | (464.5 mm) | |
| 2010-2011 | 32.32" | (820.8 mm) | |
| 2011-2012 | 13.28" | (337.2 mm) | |
| 2012-2013 | 10.04" | (255.0 mm) | |
| 2013-2014 | 8.56" | (217.3 mm) | |
| 2014-2015 | 13.36" | (339.2 mm) | |
| 2015-2016 | 12.19" | (309.6 mm) | |
| 2016-2017 | 27.07" | (687.5 mm) | |
| 2017-2018 | 8.00" | (203.1 mm) | |
| 2018-2019 | 25.87" | (657.1 mm) | |
| 2019-2020 | 20.79" | (528.0 mm) | |
| 2020-2021 | 6.86" | (174.3 mm) | |
| 2021-2022 | 1.31" | (33.2 mm) | |