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


Northwest Climate Region

Precipitation Rankings, May 2003

View Period (Months):All1234567891011121824364860
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
May 2003
1-Month
1.82"
(46.23mm)
2.14"
(54.36mm)
-0.32"
(-8.13mm)
52nd Driest Driest since: 2002 1924
74th Wettest Wettest since: 2000 1998
Ties: 2017
Apr–May 2003
2-Month
5.33"
(135.38mm)
4.50"
(114.30mm)
0.83"
(21.08mm)
92nd Driest Driest since: 2002 1924
34th Wettest Wettest since: 1998 1996
Mar–May 2003
3-Month
10.30"
(261.62mm)
7.76"
(197.10mm)
2.54"
(64.52mm)
113th Driest Driest since: 2002 1924
13th Wettest Wettest since: 1993 2011
Feb–May 2003
4-Month
12.57"
(319.28mm)
11.37"
(288.80mm)
1.20"
(30.48mm)
86th Driest Driest since: 2002 1924
40th Wettest Wettest since: 1999 1904
Jan–May 2003
5-Month
17.83"
(452.88mm)
15.90"
(403.86mm)
1.93"
(49.02mm)
94th Driest Driest since: 2002 1924
32nd Wettest Wettest since: 1999 1904
Ties: 1958
Dec 2002–May 2003
6-Month
23.63"
(600.20mm)
20.54"
(521.72mm)
3.09"
(78.48mm)
101st Driest Driest since: 2002 1977
24th Wettest Wettest since: 1999 1997
Nov 2002–May 2003
7-Month
26.20"
(665.48mm)
24.89"
(632.21mm)
1.31"
(33.27mm)
81st Driest Driest since: 2002 1977
44th Wettest Wettest since: 1999 1974
Oct 2002–May 2003
8-Month
26.76"
(679.70mm)
27.45"
(697.23mm)
-0.69"
(-17.53mm)
50th Driest Driest since: 2001 1977
75th Wettest Wettest since: 2002 1974
Sep 2002–May 2003
9-Month
27.56"
(700.02mm)
28.87"
(733.30mm)
-1.31"
(-33.28mm)
41st Driest Driest since: 2001 1977
84th Wettest Wettest since: 2002 1974
Aug 2002–May 2003
10-Month
27.91"
(708.91mm)
29.68"
(753.87mm)
-1.77"
(-44.96mm)
37th Driest Driest since: 2001 1977
88th Wettest Wettest since: 2002 1974
Jul 2002–May 2003
11-Month
28.31"
(719.07mm)
30.40"
(772.16mm)
-2.09"
(-53.09mm)
35th Driest Driest since: 2001 1977
90th Wettest Wettest since: 2002 1974
Jun 2002–May 2003
12-Month
29.70"
(754.38mm)
32.13"
(816.10mm)
-2.43"
(-61.72mm)
33rd Driest Driest since: 2001 1977
92nd Wettest Wettest since: 2002 1996
Dec 2001–May 2003
18-Month
50.07"
(1,271.78mm)
52.65"
(1,337.31mm)
-2.58"
(-65.53mm)
38th Driest Driest since: 2002 1930
86th Wettest Wettest since: 2000 1997
Jun 2001–May 2003
24-Month
61.88"
(1,571.75mm)
64.28"
(1,632.71mm)
-2.40"
(-60.96mm)
47th Driest Driest since: 2002 1930
77th Wettest Wettest since: 2000 1997
Jun 2000–May 2003
36-Month
83.03"
(2,108.96mm)
96.36"
(2,447.54mm)
-13.33"
(-338.58mm)
4th Driest Driest since: 1932 1931
119th Wettest Wettest since: 2002 1998
Jun 1999–May 2003
48-Month
113.53"
(2,883.66mm)
128.40"
(3,261.36mm)
-14.87"
(-377.70mm)
6th Driest Driest since: 1933 1931
116th Wettest Wettest since: 2002 1999
Jun 1998–May 2003
60-Month
152.31"
(3,868.67mm)
160.37"
(4,073.40mm)
-8.06"
(-204.73mm)
26th Driest Driest since: 1995 1933
95th Wettest Wettest since: 2002 1999

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, published November 2019, retrieved on December 6, 2019 from https://www.ncdc.noaa.gov/cag/