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


West Climate Region

Precipitation Rankings, April 2010

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
April 2010
1-Month
2.57"
(65.28mm)
1.33"
(33.78mm)
1.24"
(31.50mm)
116th Driest Driest since: 2009 1909
13th Wettest Wettest since: 2006 1935
Mar–Apr 2010
2-Month
4.25"
(107.95mm)
3.67"
(93.22mm)
0.58"
(14.73mm)
88th Driest Driest since: 2009 2008
41st Wettest Wettest since: 2006 1983
Feb–Apr 2010
3-Month
6.82"
(173.23mm)
6.39"
(162.31mm)
0.43"
(10.92mm)
81st Driest Driest since: 2009 1997
48th Wettest Wettest since: 2006 1983
Ties: 1920, 1948
Jan–Apr 2010
4-Month
11.22"
(284.99mm)
9.37"
(238.00mm)
1.85"
(46.99mm)
97th Driest Driest since: 2009 2022
32nd Wettest Wettest since: 2006 1995
Dec 2009–Apr 2010
5-Month
13.57"
(344.68mm)
11.92"
(302.77mm)
1.65"
(41.91mm)
92nd Driest Driest since: 2009 1977
36th Wettest Wettest since: 2006 1978
Nov 2009–Apr 2010
6-Month
14.23"
(361.44mm)
13.79"
(350.27mm)
0.44"
(11.17mm)
79th Driest Driest since: 2009 1977
49th Wettest Wettest since: 2006 1983
Oct 2009–Apr 2010
7-Month
15.77"
(400.56mm)
14.82"
(376.43mm)
0.95"
(24.13mm)
83rd Driest Driest since: 2009 1977
45th Wettest Wettest since: 2006 1983
Sep 2009–Apr 2010
8-Month
15.88"
(403.35mm)
15.31"
(388.87mm)
0.57"
(14.48mm)
77th Driest Driest since: 2009 1977
51st Wettest Wettest since: 2006 1983
Aug 2009–Apr 2010
9-Month
16.09"
(408.69mm)
15.70"
(398.78mm)
0.39"
(9.91mm)
76th Driest Driest since: 2009 1977
52nd Wettest Wettest since: 2006 1983
Jul 2009–Apr 2010
10-Month
16.28"
(413.51mm)
16.03"
(407.16mm)
0.25"
(6.35mm)
75th Driest Driest since: 2009 2021
53rd Wettest Wettest since: 2006 1983
Jun 2009–Apr 2010
11-Month
17.39"
(441.71mm)
16.52"
(419.61mm)
0.87"
(22.10mm)
81st Driest Driest since: 2009 2021
47th Wettest Wettest since: 2006 1983
May 2009–Apr 2010
12-Month
18.37"
(466.60mm)
17.44"
(442.98mm)
0.93"
(23.62mm)
82nd Driest Driest since: 2009 1977
46th Wettest Wettest since: 2006 1983
Nov 2008–Apr 2010
18-Month
29.18"
(741.17mm)
31.22"
(792.99mm)
-2.04"
(-51.82mm)
49th Driest Driest since: 2009 1977
78th Wettest Wettest since: 2007 1983
May 2008–Apr 2010
24-Month
31.03"
(788.16mm)
34.90"
(886.46mm)
-3.87"
(-98.30mm)
38th Driest Driest since: 2009 1977
89th Wettest Wettest since: 2007 1983
May 2007–Apr 2010
36-Month
44.66"
(1,134.36mm)
52.30"
(1,328.42mm)
-7.64"
(-194.06mm)
29th Driest Driest since: 2009 2022
97th Wettest Wettest since: 2008 1984
May 2006–Apr 2010
48-Month
55.60"
(1,412.24mm)
69.56"
(1,766.82mm)
-13.96"
(-354.58mm)
6th Driest Driest since: 1990 2015
119th Wettest Wettest since: 2009 1998
May 2005–Apr 2010
60-Month
79.67"
(2,023.62mm)
86.83"
(2,205.48mm)
-7.16"
(-181.86mm)
38th Driest Driest since: 2004 1933
86th Wettest Wettest since: 2009 1999

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, published May 2022, retrieved on May 18, 2022 from https://www.ncdc.noaa.gov/cag/