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


West Climate Region

Precipitation Rankings, May 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
May 2010
1-Month
1.07"
(27.18mm)
0.92"
(23.37mm)
0.15"
(3.81mm)
86th Driest Driest since: 2009 1924
43rd Wettest Wettest since: 2005 1998
Apr–May 2010
2-Month
3.64"
(92.46mm)
2.26"
(57.40mm)
1.38"
(35.06mm)
111th Driest Driest since: 2009 1909
18th Wettest Wettest since: 2006 1896
Mar–May 2010
3-Month
5.32"
(135.13mm)
4.59"
(116.59mm)
0.73"
(18.54mm)
94th Driest Driest since: 2009 2008
35th Wettest Wettest since: 2006 1995
Feb–May 2010
4-Month
7.89"
(200.41mm)
7.31"
(185.67mm)
0.58"
(14.74mm)
85th Driest Driest since: 2009 1997
44th Wettest Wettest since: 2006 1998
Jan–May 2010
5-Month
12.29"
(312.17mm)
10.29"
(261.37mm)
2.00"
(50.80mm)
98th Driest Driest since: 2009 2022
31st Wettest Wettest since: 2006 1998
Dec 2009–May 2010
6-Month
14.64"
(371.86mm)
12.84"
(326.14mm)
1.80"
(45.72mm)
92nd Driest Driest since: 2009 1924
36th Wettest Wettest since: 2006 1995
Nov 2009–May 2010
7-Month
15.30"
(388.62mm)
14.71"
(373.63mm)
0.59"
(14.99mm)
80th Driest Driest since: 2009 1977
48th Wettest Wettest since: 2006 1995
Oct 2009–May 2010
8-Month
16.84"
(427.74mm)
15.74"
(399.80mm)
1.10"
(27.94mm)
83rd Driest Driest since: 2009 1977
45th Wettest Wettest since: 2006 1983
Sep 2009–May 2010
9-Month
16.95"
(430.53mm)
16.23"
(412.24mm)
0.72"
(18.29mm)
79th Driest Driest since: 2009 2021
49th Wettest Wettest since: 2006 1983
Aug 2009–May 2010
10-Month
17.16"
(435.86mm)
16.62"
(422.15mm)
0.54"
(13.71mm)
77th Driest Driest since: 2009 2021
51st Wettest Wettest since: 2006 1983
Jul 2009–May 2010
11-Month
17.35"
(440.69mm)
16.95"
(430.53mm)
0.40"
(10.16mm)
77th Driest Driest since: 2009 2021
51st Wettest Wettest since: 2006 1983
Jun 2009–May 2010
12-Month
18.46"
(468.88mm)
17.44"
(442.98mm)
1.02"
(25.90mm)
81st Driest Driest since: 2009 2021
47th Wettest Wettest since: 2006 1983
Dec 2008–May 2010
18-Month
28.37"
(720.60mm)
30.25"
(768.35mm)
-1.88"
(-47.75mm)
51st Driest Driest since: 2009 1977
76th Wettest Wettest since: 2007 1983
Jun 2008–May 2010
24-Month
31.37"
(796.80mm)
34.89"
(886.21mm)
-3.52"
(-89.41mm)
41st Driest Driest since: 2009 2022
86th Wettest Wettest since: 2007 1983
Jun 2007–May 2010
36-Month
45.42"
(1,153.67mm)
52.30"
(1,328.42mm)
-6.88"
(-174.75mm)
31st Driest Driest since: 2009 2022
95th Wettest Wettest since: 2008 1984
Jun 2006–May 2010
48-Month
56.02"
(1,422.91mm)
69.56"
(1,766.82mm)
-13.54"
(-343.91mm)
9th Driest Driest since: 1992 2015
116th Wettest Wettest since: 2009 1998
Jun 2005–May 2010
60-Month
78.43"
(1,992.12mm)
86.83"
(2,205.48mm)
-8.40"
(-213.36mm)
29th Driest Driest since: 2004 1933
95th Wettest Wettest since: 2009 1999

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, Precipitation, published September 2022, retrieved on October 5, 2022 from https://www.ncdc.noaa.gov/cag/