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 2015

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 2015
1-Month
0.91"
(23.11mm)
1.33"
(33.78mm)
-0.42"
(-10.67mm)
45th Driest Driest since: 2014 1909
84th Wettest Wettest since: 2012 1935
Mar–Apr 2015
2-Month
1.53"
(38.86mm)
3.67"
(93.22mm)
-2.14"
(-54.36mm)
8th Driest Driest since: 2008 2008
121st Wettest Wettest since: 2014 1983
Feb–Apr 2015
3-Month
3.45"
(87.63mm)
6.39"
(162.31mm)
-2.94"
(-74.68mm)
14th Driest Driest since: 2013 1997
115th Wettest Wettest since: 2014 1983
Jan–Apr 2015
4-Month
4.04"
(102.62mm)
9.37"
(238.00mm)
-5.33"
(-135.38mm)
4th Driest Driest since: 2013 2022
125th Wettest Wettest since: 2014 1995
Dec 2014–Apr 2015
5-Month
8.29"
(210.57mm)
11.92"
(302.77mm)
-3.63"
(-92.20mm)
21st Driest Driest since: 2014 1977
107th Wettest Wettest since: 2012 1978
Nov 2014–Apr 2015
6-Month
9.67"
(245.62mm)
13.79"
(350.27mm)
-4.12"
(-104.65mm)
20th Driest Driest since: 2014 1977
108th Wettest Wettest since: 2013 1983
Oct 2014–Apr 2015
7-Month
10.34"
(262.64mm)
14.82"
(376.43mm)
-4.48"
(-113.79mm)
18th Driest Driest since: 2014 1977
110th Wettest Wettest since: 2013 1983
Sep 2014–Apr 2015
8-Month
11.25"
(285.75mm)
15.31"
(388.87mm)
-4.06"
(-103.12mm)
24th Driest Driest since: 2014 1977
104th Wettest Wettest since: 2011 1983
Aug 2014–Apr 2015
9-Month
12.13"
(308.10mm)
15.70"
(398.78mm)
-3.57"
(-90.68mm)
35th Driest Driest since: 2014 1977
93rd Wettest Wettest since: 2011 1983
Jul 2014–Apr 2015
10-Month
12.58"
(319.53mm)
16.03"
(407.16mm)
-3.45"
(-87.63mm)
37th Driest Driest since: 2014 2021
91st Wettest Wettest since: 2011 1983
Jun 2014–Apr 2015
11-Month
12.66"
(321.56mm)
16.52"
(419.61mm)
-3.86"
(-98.05mm)
32nd Driest Driest since: 2014 2021
96th Wettest Wettest since: 2011 1983
May 2014–Apr 2015
12-Month
13.20"
(335.28mm)
17.44"
(442.98mm)
-4.24"
(-107.70mm)
24th Driest Driest since: 2014 1977
104th Wettest Wettest since: 2012 1983
Nov 2013–Apr 2015
18-Month
21.24"
(539.50mm)
31.22"
(792.99mm)
-9.98"
(-253.49mm)
5th Driest Driest since: 2014 1977
122nd Wettest Wettest since: 2013 1983
May 2013–Apr 2015
24-Month
24.50"
(622.30mm)
34.90"
(886.46mm)
-10.40"
(-264.16mm)
6th Driest Driest since: 2014 1977
121st Wettest Wettest since: 2013 1983
May 2012–Apr 2015
36-Month
36.93"
(938.02mm)
52.30"
(1,328.42mm)
-15.37"
(-390.40mm)
3rd Driest Driest since: 1931 2022
123rd Wettest Wettest since: 2014 1984
May 2011–Apr 2015
48-Month
50.88"
(1,292.35mm)
69.56"
(1,766.82mm)
-18.68"
(-474.47mm)
1st Driest Driest to Date 2015
124th Wettest Wettest since: 2014 1998
May 2010–Apr 2015
60-Month
72.14"
(1,832.36mm)
86.83"
(2,205.48mm)
-14.69"
(-373.12mm)
9th Driest Driest since: 1992 1933
115th Wettest Wettest since: 2014 1999

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, published May 2022, retrieved on May 26, 2022 from https://www.ncdc.noaa.gov/cag/