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 May 2021. For more information, please see Climatological Rankings.


Northwest Climate Region

Precipitation Rankings, May 1903

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Wettest/Driest
Since
Record
May 1903
1-Month
1.60"
(40.64mm)
2.14"
(54.36mm)
-0.54"
(-13.72mm)
37th Driest Driest since: 1897 1924
91st Wettest Wettest since: 1902 1998
Apr–May 1903
2-Month
3.40"
(86.36mm)
4.50"
(114.30mm)
-1.10"
(-27.94mm)
18th Driest Driest since: 1897 1924
110th Wettest Wettest since: 1902 1996
Mar–May 1903
3-Month
7.06"
(179.32mm)
7.76"
(197.10mm)
-0.70"
(-17.78mm)
44th Driest Driest since: 1898 1924
84th Wettest Wettest since: 1902 2011
Feb–May 1903
4-Month
8.34"
(211.84mm)
11.37"
(288.80mm)
-3.03"
(-76.96mm)
14th Driest Driest to Date 1924
114th Wettest Wettest since: 1902 1904
Ties: 1939
Jan–May 1903
5-Month
14.48"
(367.79mm)
15.90"
(403.86mm)
-1.42"
(-36.07mm)
41st Driest Driest since: 1898 1924
87th Wettest Wettest since: 1902 1904
Dec 1902–May 1903
6-Month
20.77"
(527.56mm)
20.54"
(521.72mm)
0.23"
(5.84mm)
66th Driest Driest since: 1900 1977
61st Wettest Wettest since: 1902 1997
Nov 1902–May 1903
7-Month
27.20"
(690.88mm)
24.89"
(632.21mm)
2.31"
(58.67mm)
95th Driest Driest since: 1902 1977
32nd Wettest Wettest since: 1897 1974
Oct 1902–May 1903
8-Month
28.50"
(723.90mm)
27.45"
(697.23mm)
1.05"
(26.67mm)
84th Driest Driest since: 1902 1977
43rd Wettest Wettest since: 1901 1974
Sep 1902–May 1903
9-Month
29.49"
(749.05mm)
28.87"
(733.30mm)
0.62"
(15.75mm)
79th Driest Driest since: 1899 1977
48th Wettest Wettest since: 1902 1974
Aug 1902–May 1903
10-Month
29.96"
(760.98mm)
29.68"
(753.87mm)
0.28"
(7.11mm)
73rd Driest Driest since: 1899 1977
54th Wettest Wettest since: 1902 1974
Jul 1902–May 1903
11-Month
31.46"
(799.08mm)
30.40"
(772.16mm)
1.06"
(26.92mm)
82nd Driest Driest since: 1902 1977
45th Wettest Wettest since: 1901 1974
Jun 1902–May 1903
12-Month
32.18"
(817.37mm)
32.13"
(816.10mm)
0.05"
(1.27mm)
72nd Driest Driest since: 1902 1977
55th Wettest Wettest since: 1901 1996
Ties: 2002
Dec 1901–May 1903
18-Month
54.50"
(1,384.30mm)
52.65"
(1,337.31mm)
1.85"
(46.99mm)
86th Driest Driest since: 1902 1930
40th Wettest Wettest since: 1897 1997
Jun 1901–May 1903
24-Month
64.32"
(1,633.73mm)
64.28"
(1,632.71mm)
0.04"
(1.02mm)
66th Driest Driest since: 1899 1930
60th Wettest Wettest since: 1902 1997
Ties: 1973
Jun 1900–May 1903
36-Month
98.03"
(2,489.96mm)
96.36"
(2,447.54mm)
1.67"
(42.42mm)
76th Driest Driest since: 1900 1931
49th Wettest Wettest since: 1902 1998
Jun 1899–May 1903
48-Month
130.95"
(3,326.13mm)
128.40"
(3,261.36mm)
2.55"
(64.77mm)
80th Driest Driest since: 1902 1931
44th Wettest Wettest since: 1900 1999
Jun 1898–May 1903
60-Month
162.37"
(4,124.20mm)
160.37"
(4,073.40mm)
2.00"
(50.80mm)
70th Driest Driest to Date 1933
53rd Wettest Wettest since: 1902 1999

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, published June 2021, retrieved on June 14, 2021 from https://www.ncdc.noaa.gov/cag/