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 August 2022. For more information, please see Climatological Rankings.


California

Precipitation Rankings, October 2020

View Period (Months):All1234567891011121824364860
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Wettest/Driest
Since
Record
October 2020
1-Month
0.05"
(1.27mm)
1.20"
(30.48mm)
-1.15"
(-29.21mm)
2nd Driest Driest since: 1995 1917
126th Wettest Wettest since: 2019 1962
Ties: 1995
Sep–Oct 2020
2-Month
0.09"
(2.29mm)
1.65"
(41.91mm)
-1.56"
(-39.62mm)
1st Driest Driest since: 2020 2020
127th Wettest Wettest since: 2019 1962
Aug–Oct 2020
3-Month
0.19"
(4.83mm)
1.89"
(48.01mm)
-1.70"
(-43.18mm)
3rd Driest Driest since: 2002 1995, 2002
125th Wettest Wettest since: 2019 1962
Jul–Oct 2020
4-Month
0.24"
(6.10mm)
2.07"
(52.58mm)
-1.83"
(-46.48mm)
1st Driest Driest since: 2002 2002, 2020
127th Wettest Wettest since: 2019 1962
Ties: 2002
Jun–Oct 2020
5-Month
0.40"
(10.16mm)
2.42"
(61.47mm)
-2.02"
(-51.31mm)
2nd Driest Driest since: 2002 2002
126th Wettest Wettest since: 2019 1982
May–Oct 2020
6-Month
1.60"
(40.64mm)
3.30"
(83.82mm)
-1.70"
(-43.18mm)
7th Driest Driest since: 2008 2002
121st Wettest Wettest since: 2019 1957
Ties: 2006
Apr–Oct 2020
7-Month
3.59"
(91.19mm)
4.93"
(125.22mm)
-1.34"
(-34.03mm)
22nd Driest Driest since: 2013 2002
106th Wettest Wettest since: 2019 1963
Mar–Oct 2020
8-Month
6.78"
(172.21mm)
8.14"
(206.76mm)
-1.36"
(-34.55mm)
52nd Driest Driest since: 2015 2008
76th Wettest Wettest since: 2019 1983
Ties: 1984
Feb–Oct 2020
9-Month
6.99"
(177.55mm)
11.99"
(304.55mm)
-5.00"
(-127.00mm)
9th Driest Driest since: 2013 1966
119th Wettest Wettest since: 2019 1998
Jan–Oct 2020
10-Month
9.05"
(229.87mm)
16.24"
(412.50mm)
-7.19"
(-182.63mm)
7th Driest Driest since: 2015 2013
121st Wettest Wettest since: 2019 1998
Dec 2019–Oct 2020
11-Month
13.92"
(353.57mm)
19.87"
(504.70mm)
-5.95"
(-151.13mm)
22nd Driest Driest since: 2018 1977
105th Wettest Wettest since: 2019 1983
Nov 2019–Oct 2020
12-Month
15.53"
(394.46mm)
22.44"
(569.98mm)
-6.91"
(-175.52mm)
16th Driest Driest since: 2014 1977
111th Wettest Wettest since: 2019 1983
May 2019–Oct 2020
18-Month
19.10"
(485.14mm)
25.75"
(654.05mm)
-6.65"
(-168.91mm)
19th Driest Driest since: 2018 1977
108th Wettest Wettest since: 2019 1983
Nov 2018–Oct 2020
24-Month
43.36"
(1,101.34mm)
44.87"
(1,139.70mm)
-1.51"
(-38.36mm)
59th Driest Driest since: 2016 1977
67th Wettest Wettest since: 2019 1983
Nov 2017–Oct 2020
36-Month
59.54"
(1,512.32mm)
67.29"
(1,709.17mm)
-7.75"
(-196.85mm)
38th Driest Driest since: 2016 2014
87th Wettest Wettest since: 2019 1984
Nov 2016–Oct 2020
48-Month
91.08"
(2,313.43mm)
89.47"
(2,272.54mm)
1.61"
(40.89mm)
76th Driest Driest since: 2018 2015
48th Wettest Wettest since: 2019 1998
Nov 2015–Oct 2020
60-Month
116.72"
(2,964.69mm)
111.65"
(2,835.91mm)
5.07"
(128.78mm)
83rd Driest Driest since: 2018 1991
40th Wettest Wettest since: 2019 1999

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, Precipitation, published September 2022, retrieved on September 25, 2022 from https://www.ncdc.noaa.gov/cag/