Currently 78°F in Simi Valley, California, USA
78°F
78°F / 78°F
11 mph NE
0.00"
Wednesday, October 29, 2025 12:25 AM PDT

Simi Valley, California Precipitation Summary

Normal season: July 1 through June 30

Average seasonal precipitation: 12.17"(309.0 mm)1

Season    Precipitation
2010-2011    10.52" (267.2 mm) *
2011-2012    10.70" (271.7 mm)
2012-2013    7.08" (179.8 mm)
2013-2014    5.02" (127.5 mm)
2014-2015    9.36" (237.7 mm)
2015-2016    10.57" (268.4 mm)
2016-2017    19.56" (496.8 mm)
2017-2018    8.76" (222.5 mm)
2018-2019    18.70" (475.0 mm) *
2019-2020    15.93" (404.6 mm)
2020-2021    4.15" (105.4 mm)
2021-2022    12.01" (305.0 mm)
2022-2023    25.78" (654.8 mm)
2023-2024    21.83" (554.4 mm)
2024-2025    7.41" (188.2 mm)
2025-2026    1.62" (41.1 mm)

* Actual season start date: January 1, 2011

1Average precipitation does not include incomplete rain seasons or the current rain season.
 

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