Normal season: July 1 through June 30
Average seasonal precipitation: 11.25"(285.7 mm)1
| Season | Precipitation | ||
| 2009-2010 | 13.43" | (341.1 mm) | * |
| 2010-2011 | 16.35" | (415.2 mm) | * |
| 2011-2012 | 7.45" | (189.2 mm) | * |
| 2012-2013 | 5.62" | (142.7 mm) | |
| 2013-2014 | 5.25" | (133.3 mm) | |
| 2014-2015 | 11.52" | (292.6 mm) | |
| 2015-2016 | 9.27" | (235.4 mm) | |
| 2016-2017 | 16.14" | (410.0 mm) | |
| 2017-2018 | 6.28" | (159.5 mm) | |
| 2018-2019 | 15.18" | (385.5 mm) | |
| 2019-2020 | 18.15" | (461.0 mm) | |
| 2020-2021 | 5.99" | (152.1 mm) | |
| 2021-2022 | 8.62" | (218.9 mm) | |
| 2022-2023 | 22.89" | (581.4 mm) | |
| 2023-2024 | 14.53" | (369.0 mm) | |
| 2024-2025 | 6.83" | (173.4 mm) | |
| 2025-2026 | 2.66" | (67.5 mm) | |