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 June 2020. For more information, please see Climatological Rankings.


Northwest Climate Region

Precipitation Rankings, May 2001

View Period (Months):All1234567891011121824364860
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Wettest/Driest
Since
Record
May 2001
1-Month
1.37"
(34.80mm)
2.14"
(54.36mm)
-0.77"
(-19.56mm)
19th Driest Driest since: 1992 1924
108th Wettest Wettest since: 2000 1998
Ties: 1919
Apr–May 2001
2-Month
4.06"
(103.12mm)
4.50"
(114.30mm)
-0.44"
(-11.18mm)
45th Driest Driest since: 1999 1924
82nd Wettest Wettest since: 2000 1996
Ties: 1913
Mar–May 2001
3-Month
6.55"
(166.37mm)
7.76"
(197.10mm)
-1.21"
(-30.73mm)
28th Driest Driest since: 1994 1924
99th Wettest Wettest since: 2000 2011
Feb–May 2001
4-Month
8.14"
(206.76mm)
11.37"
(288.80mm)
-3.23"
(-82.04mm)
9th Driest Driest since: 1992 1924
118th Wettest Wettest since: 2000 1904
Jan–May 2001
5-Month
10.12"
(257.05mm)
15.90"
(403.86mm)
-5.78"
(-146.81mm)
3rd Driest Driest since: 1985 1924
124th Wettest Wettest since: 2000 1904
Dec 2000–May 2001
6-Month
12.66"
(321.56mm)
20.54"
(521.72mm)
-7.88"
(-200.16mm)
2nd Driest Driest since: 1977 1977
124th Wettest Wettest since: 2000 1997
Nov 2000–May 2001
7-Month
14.74"
(374.40mm)
24.89"
(632.21mm)
-10.15"
(-257.81mm)
2nd Driest Driest since: 1977 1977
124th Wettest Wettest since: 2000 1974
Oct 2000–May 2001
8-Month
17.67"
(448.82mm)
27.45"
(697.23mm)
-9.78"
(-248.41mm)
2nd Driest Driest since: 1977 1977
124th Wettest Wettest since: 2000 1974
Sep 2000–May 2001
9-Month
19.19"
(487.43mm)
28.87"
(733.30mm)
-9.68"
(-245.87mm)
2nd Driest Driest since: 1977 1977
124th Wettest Wettest since: 2000 1974
Aug 2000–May 2001
10-Month
19.44"
(493.78mm)
29.68"
(753.87mm)
-10.24"
(-260.09mm)
2nd Driest Driest since: 1977 1977
124th Wettest Wettest since: 2000 1974
Jul 2000–May 2001
11-Month
19.88"
(504.95mm)
30.40"
(772.16mm)
-10.52"
(-267.21mm)
2nd Driest Driest since: 1977 1977
124th Wettest Wettest since: 2000 1974
Jun 2000–May 2001
12-Month
21.15"
(537.21mm)
32.13"
(816.10mm)
-10.98"
(-278.89mm)
2nd Driest Driest since: 1977 1977
124th Wettest Wettest since: 2000 1996
Dec 1999–May 2001
18-Month
41.53"
(1,054.86mm)
52.65"
(1,337.31mm)
-11.12"
(-282.45mm)
4th Driest Driest since: 1977 1930
121st Wettest Wettest since: 2000 1997
Jun 1999–May 2001
24-Month
51.65"
(1,311.91mm)
64.28"
(1,632.71mm)
-12.63"
(-320.80mm)
3rd Driest Driest since: 1931 1930
122nd Wettest Wettest since: 2000 1997
Jun 1998–May 2001
36-Month
90.43"
(2,296.92mm)
96.36"
(2,447.54mm)
-5.93"
(-150.62mm)
29th Driest Driest since: 1994 1931
95th Wettest Wettest since: 2000 1998
Jun 1997–May 2001
48-Month
127.39"
(3,235.71mm)
128.40"
(3,261.36mm)
-1.01"
(-25.65mm)
59th Driest Driest since: 1995 1931
64th Wettest Wettest since: 2000 1999
Jun 1996–May 2001
60-Month
168.71"
(4,285.23mm)
160.37"
(4,073.40mm)
8.34"
(211.83mm)
102nd Driest Driest since: 1996 1933
20th Wettest Wettest since: 2000 1999

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, published July 2020, retrieved on August 5, 2020 from https://www.ncdc.noaa.gov/cag/