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 2020. For more information, please see Climatological Rankings.


West Climate Region

Precipitation Rankings, May 2003

View Period (Months):All1234567891011121824364860
Download: xml csv json
  • Record Driest
  • Bottom 1/10
  • Bottom 1/3
  • Normal
  • Top 1/3
  • Top 1/10
  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Wettest/Driest
Since
Record
May 2003
1-Month
1.01"
(25.65mm)
0.92"
(23.37mm)
0.09"
(2.28mm)
83rd Driest Driest since: 2002 1924
44th Wettest Wettest since: 1998 1998
Ties: 1948
Apr–May 2003
2-Month
4.04"
(102.62mm)
2.26"
(57.40mm)
1.78"
(45.22mm)
119th Driest Driest since: 2002 1909
8th Wettest Wettest since: 1998 1896
Mar–May 2003
3-Month
5.99"
(152.15mm)
4.59"
(116.59mm)
1.40"
(35.56mm)
100th Driest Driest since: 2002 2008
27th Wettest Wettest since: 1998 1995
Feb–May 2003
4-Month
7.99"
(202.95mm)
7.31"
(185.67mm)
0.68"
(17.28mm)
87th Driest Driest since: 2002 1997
40th Wettest Wettest since: 2000 1998
Jan–May 2003
5-Month
9.34"
(237.24mm)
10.29"
(261.37mm)
-0.95"
(-24.13mm)
60th Driest Driest since: 2002 2013
67th Wettest Wettest since: 2000 1998
Dec 2002–May 2003
6-Month
14.46"
(367.28mm)
12.84"
(326.14mm)
1.62"
(41.14mm)
89th Driest Driest since: 2002 1924
37th Wettest Wettest since: 1998 1995
Nov 2002–May 2003
7-Month
16.72"
(424.69mm)
14.71"
(373.63mm)
2.01"
(51.06mm)
89th Driest Driest since: 2002 1977
37th Wettest Wettest since: 1998 1995
Oct 2002–May 2003
8-Month
16.90"
(429.26mm)
15.74"
(399.80mm)
1.16"
(29.46mm)
82nd Driest Driest since: 2002 1977
44th Wettest Wettest since: 1998 1983
Sep 2002–May 2003
9-Month
17.15"
(435.61mm)
16.23"
(412.24mm)
0.92"
(23.37mm)
80th Driest Driest since: 2002 1924
46th Wettest Wettest since: 1998 1983
Aug 2002–May 2003
10-Month
17.18"
(436.37mm)
16.62"
(422.15mm)
0.56"
(14.22mm)
76th Driest Driest since: 2002 1924
50th Wettest Wettest since: 1998 1983
Jul 2002–May 2003
11-Month
17.34"
(440.44mm)
16.95"
(430.53mm)
0.39"
(9.91mm)
74th Driest Driest since: 2002 1924
52nd Wettest Wettest since: 1998 1983
Jun 2002–May 2003
12-Month
17.49"
(444.25mm)
17.44"
(442.98mm)
0.05"
(1.27mm)
71st Driest Driest since: 2002 1924
55th Wettest Wettest since: 1999 1983
Dec 2001–May 2003
18-Month
26.54"
(674.12mm)
30.25"
(768.35mm)
-3.71"
(-94.23mm)
38th Driest Driest since: 2002 1977
87th Wettest Wettest since: 2000 1983
Jun 2001–May 2003
24-Month
31.13"
(790.70mm)
34.89"
(886.21mm)
-3.76"
(-95.51mm)
36th Driest Driest since: 2002 1977
89th Wettest Wettest since: 2000 1983
Jun 2000–May 2003
36-Month
44.55"
(1,131.57mm)
52.30"
(1,328.42mm)
-7.75"
(-196.85mm)
24th Driest Driest since: 2002 2014
100th Wettest Wettest since: 2001 1984
Jun 1999–May 2003
48-Month
60.86"
(1,545.84mm)
69.56"
(1,766.82mm)
-8.70"
(-220.98mm)
23rd Driest Driest since: 1992 2015
100th Wettest Wettest since: 2002 1998
Jun 1998–May 2003
60-Month
78.57"
(1,995.68mm)
86.83"
(2,205.48mm)
-8.26"
(-209.80mm)
30th Driest Driest since: 1994 1933
92nd Wettest Wettest since: 2002 1999

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, published September 2020, retrieved on September 19, 2020 from https://www.ncdc.noaa.gov/cag/