Climate at a Glance

Regional 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 May 2022. For more information, please see Climatological Rankings.


West Climate Region

Precipitation Rankings, May 2011

View Period (Months):All1234567891011121824364860
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Wettest/Driest
Since
Record
May 2011
1-Month
1.47"
(37.34mm)
0.92"
(23.37mm)
0.55"
(13.97mm)
108th Driest Driest since: 2010 1924
21st Wettest Wettest since: 2005 1998
Apr–May 2011
2-Month
2.62"
(66.55mm)
2.26"
(57.40mm)
0.36"
(9.15mm)
90th Driest Driest since: 2009 1909
39th Wettest Wettest since: 2010 1896
Mar–May 2011
3-Month
7.04"
(178.82mm)
4.59"
(116.59mm)
2.45"
(62.23mm)
116th Driest Driest since: 2010 2008
13th Wettest Wettest since: 2006 1995
Ties: 1982
Feb–May 2011
4-Month
9.34"
(237.24mm)
7.31"
(185.67mm)
2.03"
(51.57mm)
105th Driest Driest since: 2010 1997
24th Wettest Wettest since: 2006 1998
Jan–May 2011
5-Month
10.21"
(259.33mm)
10.29"
(261.37mm)
-0.08"
(-2.04mm)
75th Driest Driest since: 2009 2022
54th Wettest Wettest since: 2010 1998
Ties: 1956
Dec 2010–May 2011
6-Month
16.16"
(410.46mm)
12.84"
(326.14mm)
3.32"
(84.32mm)
103rd Driest Driest since: 2010 1924
25th Wettest Wettest since: 2006 1995
Nov 2010–May 2011
7-Month
18.18"
(461.77mm)
14.71"
(373.63mm)
3.47"
(88.14mm)
104th Driest Driest since: 2010 1977
24th Wettest Wettest since: 2006 1995
Oct 2010–May 2011
8-Month
20.86"
(529.84mm)
15.74"
(399.80mm)
5.12"
(130.04mm)
112th Driest Driest since: 2010 1977
16th Wettest Wettest since: 2005 1983
Sep 2010–May 2011
9-Month
21.07"
(535.18mm)
16.23"
(412.24mm)
4.84"
(122.94mm)
111th Driest Driest since: 2010 2021
17th Wettest Wettest since: 2006 1983
Aug 2010–May 2011
10-Month
21.23"
(539.24mm)
16.62"
(422.15mm)
4.61"
(117.09mm)
109th Driest Driest since: 2010 2021
19th Wettest Wettest since: 2006 1983
Jul 2010–May 2011
11-Month
21.42"
(544.07mm)
16.95"
(430.53mm)
4.47"
(113.54mm)
109th Driest Driest since: 2010 2021
19th Wettest Wettest since: 2006 1983
Jun 2010–May 2011
12-Month
21.66"
(550.16mm)
17.44"
(442.98mm)
4.22"
(107.18mm)
109th Driest Driest since: 2010 2021
19th Wettest Wettest since: 2006 1983
Dec 2009–May 2011
18-Month
36.30"
(922.02mm)
30.25"
(768.35mm)
6.05"
(153.67mm)
113th Driest Driest since: 2010 1977
14th Wettest Wettest since: 2006 1983
Jun 2009–May 2011
24-Month
40.12"
(1,019.05mm)
34.89"
(886.21mm)
5.23"
(132.84mm)
109th Driest Driest since: 2010 2022
18th Wettest Wettest since: 2006 1983
Jun 2008–May 2011
36-Month
53.03"
(1,346.96mm)
52.30"
(1,328.42mm)
0.73"
(18.54mm)
76th Driest Driest since: 2010 2022
50th Wettest Wettest since: 2007 1984
Jun 2007–May 2011
48-Month
67.08"
(1,703.83mm)
69.56"
(1,766.82mm)
-2.48"
(-62.99mm)
58th Driest Driest since: 2010 2015
67th Wettest Wettest since: 2008 1998
Jun 2006–May 2011
60-Month
77.68"
(1,973.07mm)
86.83"
(2,205.48mm)
-9.15"
(-232.41mm)
22nd Driest Driest since: 2004 1933
102nd Wettest Wettest since: 2010 1999

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, published June 2022, retrieved on July 7, 2022 from https://www.ncei.noaa.gov/cag/