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


West Climate Region

Precipitation Rankings, May 2004

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 2004
1-Month
0.51"
(12.95mm)
0.92"
(23.37mm)
-0.41"
(-10.42mm)
35th Driest Driest since: 2002 1924
94th Wettest Wettest since: 2003 1998
Ties: 1965, 2002
Apr–May 2004
2-Month
1.34"
(34.04mm)
2.26"
(57.40mm)
-0.92"
(-23.36mm)
21st Driest Driest since: 1997 1909
108th Wettest Wettest since: 2003 1896
Mar–May 2004
3-Month
2.12"
(53.85mm)
4.59"
(116.59mm)
-2.47"
(-62.74mm)
8th Driest Driest since: 1997 2008
121st Wettest Wettest since: 2003 1995
Feb–May 2004
4-Month
6.25"
(158.75mm)
7.31"
(185.67mm)
-1.06"
(-26.92mm)
50th Driest Driest since: 2002 1997
79th Wettest Wettest since: 2003 1998
Jan–May 2004
5-Month
7.80"
(198.12mm)
10.29"
(261.37mm)
-2.49"
(-63.25mm)
35th Driest Driest since: 2002 2022
94th Wettest Wettest since: 2003 1998
Dec 2003–May 2004
6-Month
11.90"
(302.26mm)
12.84"
(326.14mm)
-0.94"
(-23.88mm)
64th Driest Driest since: 2002 1924
64th Wettest Wettest since: 2003 1995
Nov 2003–May 2004
7-Month
13.69"
(347.73mm)
14.71"
(373.63mm)
-1.02"
(-25.90mm)
61st Driest Driest since: 2002 1977
67th Wettest Wettest since: 2003 1995
Oct 2003–May 2004
8-Month
13.79"
(350.27mm)
15.74"
(399.80mm)
-1.95"
(-49.53mm)
53rd Driest Driest since: 2002 1977
75th Wettest Wettest since: 2003 1983
Sep 2003–May 2004
9-Month
14.02"
(356.11mm)
16.23"
(412.24mm)
-2.21"
(-56.13mm)
52nd Driest Driest since: 2002 2021
76th Wettest Wettest since: 2003 1983
Aug 2003–May 2004
10-Month
14.83"
(376.68mm)
16.62"
(422.15mm)
-1.79"
(-45.47mm)
57th Driest Driest since: 2002 2021
71st Wettest Wettest since: 2003 1983
Jul 2003–May 2004
11-Month
15.17"
(385.32mm)
16.95"
(430.53mm)
-1.78"
(-45.21mm)
57th Driest Driest since: 2002 2021
71st Wettest Wettest since: 2003 1983
Jun 2003–May 2004
12-Month
15.23"
(386.84mm)
17.44"
(442.98mm)
-2.21"
(-56.14mm)
51st Driest Driest since: 2002 2021
77th Wettest Wettest since: 2003 1983
Dec 2002–May 2004
18-Month
29.69"
(754.13mm)
30.25"
(768.35mm)
-0.56"
(-14.22mm)
67th Driest Driest since: 2003 1977
60th Wettest Wettest since: 1999 1983
Jun 2002–May 2004
24-Month
32.72"
(831.09mm)
34.89"
(886.21mm)
-2.17"
(-55.12mm)
50th Driest Driest since: 2003 2022
77th Wettest Wettest since: 2000 1983
Jun 2001–May 2004
36-Month
46.36"
(1,177.54mm)
52.30"
(1,328.42mm)
-5.94"
(-150.88mm)
36th Driest Driest since: 2003 2022
90th Wettest Wettest since: 2001 1984
Jun 2000–May 2004
48-Month
59.78"
(1,518.41mm)
69.56"
(1,766.82mm)
-9.78"
(-248.41mm)
19th Driest Driest since: 1992 2015
106th Wettest Wettest since: 2003 1998
Jun 1999–May 2004
60-Month
76.09"
(1,932.69mm)
86.83"
(2,205.48mm)
-10.74"
(-272.79mm)
15th Driest Driest since: 1992 1933
109th Wettest Wettest since: 2003 1999

Citing This Page

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