Climate at a Glance

Statewide Rankings

Look up monthly rankings for 1-12, 18, 24, 36, 48, and 60-month time periods using the options below. Data and statistics are as of December 2020. For more information, please see Climatological Rankings.


California

Precipitation Rankings, September 1921

View Period (Months):All1234567891011121824364860
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Wettest/Driest
Since
Record
September 1921
1-Month
0.43"
(10.92mm)
0.45"
(11.43mm)
-0.02"
(-0.51mm)
82nd Driest Driest since: 1920 1974
45th Wettest Wettest since: 1919 1918
Ties: 2017
Aug–Sep 1921
2-Month
0.70"
(17.78mm)
0.69"
(17.53mm)
0.01"
(0.25mm)
84th Driest Driest since: 1917 1937, 2018
43rd Wettest Wettest since: 1920 1983
Ties: 1941, 1945, 1955, 1973, 2017
Jul–Sep 1921
3-Month
0.82"
(20.83mm)
0.87"
(22.10mm)
-0.05"
(-1.27mm)
75th Driest Driest since: 1917 1928
52nd Wettest Wettest since: 1920 1976
Ties: 1938, 1946, 1950, 2019
Jun–Sep 1921
4-Month
1.01"
(25.65mm)
1.22"
(30.99mm)
-0.21"
(-5.34mm)
53rd Driest Driest since: 1917 2002
74th Wettest Wettest since: 1920 1982
May–Sep 1921
5-Month
2.68"
(68.07mm)
2.10"
(53.34mm)
0.58"
(14.73mm)
100th Driest Driest since: 1920 1924
27th Wettest Wettest since: 1915 1998
Apr–Sep 1921
6-Month
3.17"
(80.52mm)
3.74"
(95.00mm)
-0.57"
(-14.48mm)
49th Driest Driest since: 1919 1924
78th Wettest Wettest since: 1920 1896
Mar–Sep 1921
7-Month
5.39"
(136.91mm)
6.95"
(176.53mm)
-1.56"
(-39.62mm)
42nd Driest Driest since: 1917 2008
85th Wettest Wettest since: 1920 1995
Ties: 1929
Feb–Sep 1921
8-Month
7.37"
(187.20mm)
10.80"
(274.32mm)
-3.43"
(-87.12mm)
23rd Driest Driest since: 1910 2008
104th Wettest Wettest since: 1920 1998
Ties: 1984
Jan–Sep 1921
9-Month
12.97"
(329.44mm)
15.05"
(382.27mm)
-2.08"
(-52.83mm)
52nd Driest Driest since: 1920 2013
75th Wettest Wettest since: 1919 1998
Dec 1920–Sep 1921
10-Month
17.89"
(454.41mm)
18.67"
(474.22mm)
-0.78"
(-19.81mm)
68th Driest Driest since: 1920 1924
58th Wettest Wettest since: 1916 1983
Nov 1920–Sep 1921
11-Month
22.40"
(568.96mm)
21.25"
(539.75mm)
1.15"
(29.21mm)
82nd Driest Driest since: 1920 1924
44th Wettest Wettest since: 1916 1983
Oct 1920–Sep 1921
12-Month
24.48"
(621.79mm)
22.45"
(570.23mm)
2.03"
(51.56mm)
82nd Driest Driest since: 1920 1924
44th Wettest Wettest since: 1916 1983
Apr 1920–Sep 1921
18-Month
28.21"
(716.53mm)
26.19"
(665.23mm)
2.02"
(51.30mm)
85th Driest Driest since: 1920 1977
41st Wettest Wettest since: 1916 1983
Oct 1919–Sep 1921
24-Month
40.51"
(1,028.95mm)
44.90"
(1,140.46mm)
-4.39"
(-111.51mm)
40th Driest Driest since: 1920 1977
85th Wettest Wettest since: 1917 1983
Oct 1918–Sep 1921
36-Month
60.15"
(1,527.81mm)
67.32"
(1,709.93mm)
-7.17"
(-182.12mm)
39th Driest Driest since: 1920 2014
85th Wettest Wettest since: 1918 1984
Oct 1917–Sep 1921
48-Month
77.64"
(1,972.06mm)
89.51"
(2,273.55mm)
-11.87"
(-301.49mm)
22nd Driest Driest since: 1920 2015
101st Wettest Wettest since: 1919 1998
Oct 1916–Sep 1921
60-Month
96.32"
(2,446.53mm)
111.69"
(2,836.93mm)
-15.37"
(-390.40mm)
17th Driest Driest to Date 1991
105th Wettest Wettest since: 1920 1999

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published January 2021, retrieved on January 27, 2021 from https://www.ncdc.noaa.gov/cag/