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 July 2019. For more information, please see Climatological Rankings.


West Climate Region

Precipitation Rankings, May 2012

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Amomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
May 2012
1-Month
0.24"
(6.10mm)
0.92"
(23.37mm)
-0.68"
(-17.27mm)
7th Driest Driest since: 2001 1924
119th Wettest Wettest since: 2011 1998
Apr–May 2012
2-Month
1.97"
(50.04mm)
2.26"
(57.40mm)
-0.29"
(-7.36mm)
56th Driest Driest since: 2009 1909
70th Wettest Wettest since: 2011 1896
Mar–May 2012
3-Month
5.17"
(131.32mm)
4.59"
(116.59mm)
0.58"
(14.73mm)
85th Driest Driest since: 2009 2008
41st Wettest Wettest since: 2011 1995
Feb–May 2012
4-Month
6.11"
(155.19mm)
7.31"
(185.67mm)
-1.20"
(-30.48mm)
44th Driest Driest since: 2008 1997
82nd Wettest Wettest since: 2011 1998
Jan–May 2012
5-Month
8.33"
(211.58mm)
10.29"
(261.37mm)
-1.96"
(-49.79mm)
41st Driest Driest since: 2009 2013
85th Wettest Wettest since: 2011 1998
Dec 2011–May 2012
6-Month
8.65"
(219.71mm)
12.84"
(326.14mm)
-4.19"
(-106.43mm)
18th Driest Driest since: 2007 1924
107th Wettest Wettest since: 2011 1995
Nov 2011–May 2012
7-Month
9.80"
(248.92mm)
14.71"
(373.63mm)
-4.91"
(-124.71mm)
10th Driest Driest since: 2007 1977
115th Wettest Wettest since: 2011 1995
Oct 2011–May 2012
8-Month
11.09"
(281.69mm)
15.74"
(399.80mm)
-4.65"
(-118.11mm)
13th Driest Driest since: 2007 1977
112th Wettest Wettest since: 2011 1983
Sep 2011–May 2012
9-Month
11.45"
(290.83mm)
16.23"
(412.24mm)
-4.78"
(-121.41mm)
11th Driest Driest since: 2007 1924
114th Wettest Wettest since: 2011 1983
Aug 2011–May 2012
10-Month
11.61"
(294.89mm)
16.62"
(422.15mm)
-5.01"
(-127.26mm)
10th Driest Driest since: 2007 1924
115th Wettest Wettest since: 2011 1983
Jul 2011–May 2012
11-Month
11.95"
(303.53mm)
16.95"
(430.53mm)
-5.00"
(-127.00mm)
11th Driest Driest since: 2007 1924
114th Wettest Wettest since: 2011 1983
Jun 2011–May 2012
12-Month
12.72"
(323.09mm)
17.44"
(442.98mm)
-4.72"
(-119.89mm)
12th Driest Driest since: 2007 1924
113th Wettest Wettest since: 2011 1983
Ties: 1933
Dec 2010–May 2012
18-Month
28.88"
(733.55mm)
30.25"
(768.35mm)
-1.37"
(-34.80mm)
56th Driest Driest since: 2010 1977
68th Wettest Wettest since: 2011 1983
Jun 2010–May 2012
24-Month
34.38"
(873.25mm)
34.89"
(886.21mm)
-0.51"
(-12.96mm)
62nd Driest Driest since: 2010 1977
62nd Wettest Wettest since: 2011 1983
Jun 2009–May 2012
36-Month
52.84"
(1,342.14mm)
52.30"
(1,328.42mm)
0.54"
(13.72mm)
70th Driest Driest since: 2010 2014
53rd Wettest Wettest since: 2011 1984
Jun 2008–May 2012
48-Month
65.75"
(1,670.05mm)
69.56"
(1,766.82mm)
-3.81"
(-96.77mm)
52nd Driest Driest since: 2010 2015
70th Wettest Wettest since: 2011 1998
Jun 2007–May 2012
60-Month
79.80"
(2,026.92mm)
86.83"
(2,205.48mm)
-7.03"
(-178.56mm)
38th Driest Driest since: 2011 1933
83rd Wettest Wettest since: 2009 1999

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, published August 2019, retrieved on August 25, 2019 from https://www.ncdc.noaa.gov/cag/