Normal season: July 1 through June 30
Average seasonal precipitation: 12.26"(311.4 mm)1
| Season | Precipitation | ||
| 2010-2011 | 6.23" | (158.2 mm) | * |
| 2011-2012 | 9.26" | (235.2 mm) | |
| 2012-2013 | 10.13" | (257.3 mm) | |
| 2013-2014 | 9.01" | (228.8 mm) | |
| 2014-2015 | 12.02" | (305.3 mm) | |
| 2015-2016 | 12.92" | (328.1 mm) | |
| 2016-2017 | 20.23" | (513.8 mm) | |
| 2017-2018 | 0.00" | (0.0 mm) | * |