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 2021. For more information, please see Climatological Rankings.


Northwest Climate Region

Precipitation Rankings, May 2002

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 2002
1-Month
1.47"
(37.34mm)
2.14"
(54.36mm)
-0.67"
(-17.02mm)
28th Driest Driest since: 2001 1924
99th Wettest Wettest since: 2000 1998
Apr–May 2002
2-Month
3.96"
(100.58mm)
4.50"
(114.30mm)
-0.54"
(-13.72mm)
41st Driest Driest since: 1999 1924
86th Wettest Wettest since: 2001 1996
Ties: 1922
Mar–May 2002
3-Month
7.19"
(182.63mm)
7.76"
(197.10mm)
-0.57"
(-14.47mm)
48th Driest Driest since: 2001 1924
79th Wettest Wettest since: 1998 2011
Feb–May 2002
4-Month
9.68"
(245.87mm)
11.37"
(288.80mm)
-1.69"
(-42.93mm)
34th Driest Driest since: 2001 1924
93rd Wettest Wettest since: 2000 1904
Ties: 1926
Jan–May 2002
5-Month
14.70"
(373.38mm)
15.90"
(403.86mm)
-1.20"
(-30.48mm)
46th Driest Driest since: 2001 1924
81st Wettest Wettest since: 2000 1904
Dec 2001–May 2002
6-Month
20.37"
(517.40mm)
20.54"
(521.72mm)
-0.17"
(-4.32mm)
55th Driest Driest since: 2001 1977
71st Wettest Wettest since: 2000 1997
Nov 2001–May 2002
7-Month
25.40"
(645.16mm)
24.89"
(632.21mm)
0.51"
(12.95mm)
72nd Driest Driest since: 2001 1977
54th Wettest Wettest since: 1999 1974
Oct 2001–May 2002
8-Month
28.27"
(718.06mm)
27.45"
(697.23mm)
0.82"
(20.83mm)
76th Driest Driest since: 2001 1977
50th Wettest Wettest since: 1999 1974
Sep 2001–May 2002
9-Month
29.00"
(736.60mm)
28.87"
(733.30mm)
0.13"
(3.30mm)
67th Driest Driest since: 2001 1977
59th Wettest Wettest since: 1999 1974
Aug 2001–May 2002
10-Month
29.60"
(751.84mm)
29.68"
(753.87mm)
-0.08"
(-2.03mm)
71st Driest Driest since: 2001 1977
55th Wettest Wettest since: 1999 1974
Ties: 1993
Jul 2001–May 2002
11-Month
30.48"
(774.19mm)
30.40"
(772.16mm)
0.08"
(2.03mm)
70th Driest Driest since: 2001 1977
56th Wettest Wettest since: 1999 1974
Jun 2001–May 2002
12-Month
32.18"
(817.37mm)
32.13"
(816.10mm)
0.05"
(1.27mm)
71st Driest Driest since: 2001 1977
55th Wettest Wettest since: 1999 1996
Ties: 1903
Dec 2000–May 2002
18-Month
44.84"
(1,138.94mm)
52.65"
(1,337.31mm)
-7.81"
(-198.37mm)
8th Driest Driest since: 2001 1930
117th Wettest Wettest since: 2000 1997
Jun 2000–May 2002
24-Month
53.33"
(1,354.58mm)
64.28"
(1,632.71mm)
-10.95"
(-278.13mm)
4th Driest Driest since: 2001 1930
121st Wettest Wettest since: 2000 1997
Jun 1999–May 2002
36-Month
83.83"
(2,129.28mm)
96.36"
(2,447.54mm)
-12.53"
(-318.26mm)
6th Driest Driest since: 1994 1931
118th Wettest Wettest since: 2001 1998
Jun 1998–May 2002
48-Month
122.61"
(3,114.29mm)
128.40"
(3,261.36mm)
-5.79"
(-147.07mm)
31st Driest Driest since: 1995 1931
92nd Wettest Wettest since: 2001 1999
Jun 1997–May 2002
60-Month
159.57"
(4,053.08mm)
160.37"
(4,073.40mm)
-0.80"
(-20.32mm)
60th Driest Driest since: 1995 1933
62nd Wettest Wettest since: 2001 1999

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, published May 2021, retrieved on May 15, 2021 from https://www.ncdc.noaa.gov/cag/