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Monthly Rainfall by Season

Lancaster, California
(William J. Fox Airfield)
1974-2021

Desert Rainbow

Desert rainbow. Photo by Skeeze, courtesy Pixabay.com.


Also see:
-- Historic Rainfall Seasons Against Average - Lancaster

-- Monthly Rainfall by Season - Downtown Los Angeles
-- Monthly Rainfall by Season - Los Angeles International Airport
-- Monthly Rainfall by Season - Burbank
-- 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 Fe Dam (San Gabriel Valley)
-- 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 - Whittier
-- Monthly Rainfall by Season - Woodland Hills, Los Angeles


Also see our current rainfall season page for this weather station.


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
Current Normals* 0.14 0.01 0.12 0.34 0.37 1.11 1.46 1.76 0.96 0.39 0.10 0.05 6.81
2021-2022 0.04 0.00 T --- --- --- --- --- --- --- --- --- 0.04 (1)
2020-2021 0.00 T 0.00 0.00 0.13 0.37 0.67 0.01 0.14 T 0.00 T 1.32
2019-2020 0.04 T 0.00 0.00 1.35 3.81 0.08 T 3.17 2.23 0.02 0.00 10.70
2018-2019 0.02 0.00 0.00 T 0.17 1.58 1.97 1.92 1.00 0.05 0.53 T 7.38
2017-2018 T 0.03 0.07 T 0.02 T 0.95 0.17 1.53 0.09 0.00 0.00 2.86
2016-2017 0.00 0.00 0.00 0.18 0.22 1.59 2.47 1.88 0.17 T 0.00 0.00 6.51
2015-2016 2.34 0.00 0.64 0.70 0.22 0.37 1.73 0.03 0.62 0.15 0.00 T 6.80
2014-2015 T 0.03 T 0.14 0.16 2.62 0.96 0.40 0.04 0.01 0.28 0.04 4.68
2013-2014 0.02 T T 0.05 1.45 0.09 0.05 1.82 0.22 0.23 T 0.00 3.93
Season Jul Aug Sep Oct Nov Dec Jan Feb Mar Apr May Jun Season Total
2012-2013 T 0.02 0.02 0.00 0.01 0.11 0.40 0.20 0.35 0.00 0.15 0.00 1.26
2011-2012 0.22 0.00 0.01 0.19 0.57 0.36 0.10 0.31 0.47 0.82 0.00 0.00 3.05
2010-2011 T 0.00 T 1.75 0.53 3.97 ---(2) 1.32 1.69 0.53 0.05 0.02 9.86(3)
2009-2010 0.00 T 0.00 0.01 T 0.88 3.96 1.68 0.28 0.82 T 0.00 7.63
2008-2009 T 0.00 0.02 T 1.55 0.92 0.36 2.38 0.13 0.00 0.02 0.01 5.39
2007-2008 T 0.02 0.20 0.18 0.50 0.09 3.73 0.48 T 0.01 0.07 0.00 5.28
2006-2007 0.02 0.00 0.00 0.09 T 0.34 0.02 0.71 0.19 T 0.00 0.00 1.37
2005-2006 0.16 0.01 0.80 1.77 T 0.19 0.83 1.00 1.02 0.68 0.02 0.00 6.48
Season Jul Aug Sep Oct Nov Dec Jan Feb Mar Apr May Jun Season Total
2004-2005 0.00 0.00 T 1.93 0.15 3.65 5.26 4.71 0.72 0.57 0.50 0.00 17.49
2003-2004 0.11 T T 0.23 0.32 0.57 0.01 1.88 0.23 0.05 0.00 0.00 3.40
2002-2003 0.00 0.00 0.01 0.01 0.66 1.19 T 3.55 0.71 0.96 0.27 0.00 7.36
2001-2002 0.02 0.00 0.00 0.24 0.60 0.63 0.20 0.06 0.30 T 0.02 0.00 2.07
2000-2001 0.00 0.13 0.00 0.32 0.01 T 1.17 3.73 0.66 0.58 T 0.00 6.47
1999-2000 0.95 0.00 T 0.00 0.04 ---(2) ---(2) 1.76 1.12 1.82 0.00 0.08 5.77(3)
1998-1999 0.00 0.16 0.73 T 0.38 0.22 1.35 0.49 T 0.89 T 0.18 4.40
1997-1998 0.02 0.00 0.87 T 0.80 2.25 0.95 6.23 2.85 0.34 0.94 0.00 15.25
Season Jul Aug Sep Oct Nov Dec Jan Feb Mar Apr May Jun Season Total
1996-1997 0.02 T 0.00 0.66 0.45 ---(2) 0.66 0.00 0.00 T T 0.00 1.79(3)
1995-1996 T 0.00 0.00 0.00 T 0.52 0.72 1.61 0.12 0.03 T 0.00 3.00
1994-1995 0.00 0.00 T 0.21 0.36 0.57 5.06 0.17 2.74 0.15 0.02 0.20 9.48
1993-1994 0.00 T 0.00 0.30 0.51 0.58 0.22 1.40 0.64 0.40 0.09 0.00 4.14
1992-1993 0.08 0.00 0.00 0.90 0.00 3.13 7.46 5.96 1.21 0.00 0.00 0.83 19.57
1991-1992 0.13 T 0.09 0.22 T 1.80 1.82 5.81 2.49 0.16 0.05 0.00 12.57
1990-1991 0.00 0.01 T 0.00 0.17 0.07 0.96 ---(2) 4.13 0.03 0.00 0.00 5.37(3)
1989-1990 0.00 0.00 0.19 0.05 0.05 0.00 0.76 0.52 0.15 0.11 0.06 T 1.89
Season Jul Aug Sep Oct Nov Dec Jan Feb Mar Apr May Jun Season Total
1988-1989 0.02 0.47 0.00 0.01 0.13 1.57 0.31 1.59 0.06 0.01 0.23 0.00 4.40
1987-1988 T T 0.14 2.39 1.21 1.27 1.93 0.57 0.18 0.53 0.13 T 8.35
1986-1987 0.16 T T T 0.92 0.55 0.34 0.41 0.69 0.03 0.18 0.24 3.52
1985-1986 T 0.00 0.23 0.14 1.58 0.13 2.00 1.08 1.66 0.07 0.00 0.00 6.89
1984-1985 0.70 T 0.22 T 0.76 5.35 0.28 T 0.12 0.00 0.03 0.00 7.46
1983-1984 0.00 2.35 0.34 0.76 0.83 2.45 T 0.00 0.08 T 0.00 T 6.81
1982-1983 0.00 T 0.41 0.54 2.08 0.62 2.17 2.22 5.56 0.69 0.00 0.00 14.29
1981-1982 0.00 0.00 0.20 0.40 1.61 T 1.26 1.52 3.17 1.60 T T 9.76
Season Jul Aug Sep Oct Nov Dec Jan Feb Mar Apr May Jun Season Total
1980-1981 T 0.00 0.00 0.00 0.00 0.01 0.96 0.82 3.02 0.08 0.07 0.00 4.96
1979-1980 0.00 0.05 T 0.05 0.26 0.08 2.12 5.71 1.39 0.29 0.28 0.00 10.23
1978-1979 0.20 0.24 0.88 0.13 0.60 0.66 4.57 1.06 3.07 0.00 0.02 0.00 11.43
1977-1978 0.00 1.03 0.00 T 0.08 4.04 2.61 3.97 2.54 0.89 0.00 0.00 15.16
1976-1977 T 0.00 1.28 0.02 0.28 T 2.60 T 0.78 T 1.10 T 6.06
1975-1976 0.01 0.00 0.19 0.23 0.05 T 0.00 1.39 0.69 0.39 0.06 T 3.01
1974-1975 0.71 0.00 T 1.09 T 1.26 T 0.69 1.05 0.62 T 0.00 5.42
1973-1974 ---(2) ---(2) ---(2) ---(2) ---(2) ---(2) ---(2) ---(2) ---(2) ---(2) 0.07 0.00 0.07(3)

* Most current month and season normals (averages for 1991-2020) as determined by the National Centers For Environmental Information.

T = Trace amount
(1) Seasonal rainfall through latest full month.
(2) 26 days or more of data were missing for this month.
(3) Due to one or more months of missing data this season, cumulative numbers cannot reflect a complete season total.

Source: Western Regional Climate Center