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Monthly Rainfall by Season

Whittier, California
(Whittier Hills)
2016-2021

Also see:
Monthly Rainfall by Season - Downtown Los Angeles
Monthly Rainfall by Season - Los Angeles International Airport
Monthly Rainfall by Season - Burbank
Monthly Rainfall by Season - Lancaster
Monthly Rainfall by Season - Long Beach
Monthly Rainfall by Season - Palmdale
Monthly Rainfall by Season - Pasadena
Monthly Rainfall by Season - Sandberg
Monthly Rainfall by Season - Santa Catalina Island
Monthly Rainfall by Season - Santa Clarita
Monthly Rainfall by Season - Santa Monica
Monthly Rainfall by Season - Van Nuys, Los Angeles
Monthly Rainfall by Season - Westwood, Los Angeles
Monthly Rainfall by Season - Woodland Hills, Los Angeles

Why our “Rainfall Season” is different than that of the National Weather Service


Quantity is measured in inches. T = Trace amount.

Season Jul Aug Sep Oct Nov Dec Jan Feb Mar Apr May Jun Season Total
Avg.* 0.01 0.03 0.18 0.30 1.21 2.43 3.78 3.40 2.66 0.93 0.33 0.06 15.32
2020-2021 --- --- --- 0.01 0.44 1.66 2.40 0.07 --- --- --- --- 4.58 (1)
2019-2020 --- --- 0.02 0.01 2.38 4.73 0.27 0.07 4.27 2.87 0.32 0.01 14.95
2018-2019 --- --- --- 0.51 1.27 2.14 5.81 6.34 3.02 0.14 1.53 0.03 20.79
2017-2018 0.00 0.01 0.02 0.02 0.04 --- 2.36 0.33 2.28 0.02 0.16 --- 5.24
2016-2017 0.00 0.00 0.00 0.41 1.13 4.55 9.00 4.03 0.29 0.07 0.42 0.06 19.96
2015-2016 --- --- --- --- --- --- 3.08 0.73 1.43 0.10 0.27 0.04 5.65

* Calculated by National Centers For Environmental Information, based upon averages for rainfall seasons 1981 through 2010 (to be updated in Spring 2021).
† 26 days or more of data were missing for this month.
‡ Due to one or more months of missing data this season, cumulative numbers cannot reflect a complete season total. (1) Seasonal rainfall through latest full month. Due to missing data for the first 3 months of the season, this total is incomplete.

Source: Western Regional Climate Center