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


Northwest Climate Region

Precipitation Rankings, May 1902

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Wettest/Driest
Since
Record
May 1902
1-Month
2.55"
(64.77mm)
2.14"
(54.36mm)
0.41"
(10.41mm)
90th Driest Driest since: 1901 1924
37th Wettest Wettest since: 1900 1998
Apr–May 1902
2-Month
5.68"
(144.27mm)
4.50"
(114.30mm)
1.18"
(29.97mm)
101st Driest Driest since: 1901 1924
26th Wettest Wettest since: 1896 1996
Mar–May 1902
3-Month
8.93"
(226.82mm)
7.76"
(197.10mm)
1.17"
(29.72mm)
94th Driest Driest since: 1901 1924
33rd Wettest Wettest since: 1896 2011
Feb–May 1902
4-Month
15.69"
(398.53mm)
11.37"
(288.80mm)
4.32"
(109.73mm)
121st Driest Driest since: 1901 1924
6th Wettest Wettest to Date 1904
Jan–May 1902
5-Month
18.44"
(468.38mm)
15.90"
(403.86mm)
2.54"
(64.52mm)
104th Driest Driest since: 1901 1924
23rd Wettest Wettest since: 1896 1904
Dec 1901–May 1902
6-Month
22.32"
(566.93mm)
20.54"
(521.72mm)
1.78"
(45.21mm)
91st Driest Driest since: 1901 1977
35th Wettest Wettest since: 1896 1997
Nov 1901–May 1902
7-Month
26.26"
(667.00mm)
24.89"
(632.21mm)
1.37"
(34.79mm)
83rd Driest Driest since: 1901 1977
43rd Wettest Wettest since: 1897 1974
Oct 1901–May 1902
8-Month
27.76"
(705.10mm)
27.45"
(697.23mm)
0.31"
(7.87mm)
68th Driest Driest since: 1899 1977
58th Wettest Wettest since: 1901 1974
Sep 1901–May 1902
9-Month
30.18"
(766.57mm)
28.87"
(733.30mm)
1.31"
(33.27mm)
83rd Driest Driest since: 1900 1977
43rd Wettest Wettest since: 1901 1974
Aug 1901–May 1902
10-Month
30.62"
(777.75mm)
29.68"
(753.87mm)
0.94"
(23.88mm)
79th Driest Driest since: 1899 1977
47th Wettest Wettest since: 1901 1974
Jul 1901–May 1902
11-Month
30.91"
(785.11mm)
30.40"
(772.16mm)
0.51"
(12.95mm)
75th Driest Driest since: 1899 1977
51st Wettest Wettest since: 1901 1974
Jun 1901–May 1902
12-Month
32.14"
(816.36mm)
32.13"
(816.10mm)
0.01"
(0.26mm)
68th Driest Driest since: 1899 1977
58th Wettest Wettest since: 1901 1996
Dec 1900–May 1902
18-Month
53.47"
(1,358.14mm)
52.65"
(1,337.31mm)
0.82"
(20.83mm)
73rd Driest Driest since: 1901 1930
52nd Wettest Wettest since: 1900 1997
Jun 1900–May 1902
24-Month
65.85"
(1,672.59mm)
64.28"
(1,632.71mm)
1.57"
(39.88mm)
82nd Driest Driest since: 1900 1930
43rd Wettest Wettest since: 1901 1997
Jun 1899–May 1902
36-Month
98.77"
(2,508.76mm)
96.36"
(2,447.54mm)
2.41"
(61.22mm)
81st Driest Driest since: 1901 1931
43rd Wettest Wettest since: 1899 1998
Jun 1898–May 1902
48-Month
130.19"
(3,306.83mm)
128.40"
(3,261.36mm)
1.79"
(45.47mm)
74th Driest Driest to Date 1931
49th Wettest Wettest since: 1901 1999
Jun 1897–May 1902
60-Month
162.97"
(4,139.44mm)
160.37"
(4,073.40mm)
2.60"
(66.04mm)
75th Driest Driest to Date 1933
47th Wettest Wettest since: 1901 1999

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, published August 2020, retrieved on August 8, 2020 from https://www.ncdc.noaa.gov/cag/