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


Northwest Climate Region

Precipitation Rankings, May 1951

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
May 1951
1-Month
1.89"
(48.01mm)
2.14"
(54.36mm)
-0.25"
(-6.35mm)
54th Driest Driest since: 1950 1924
72nd Wettest Wettest since: 1949 1998
Apr–May 1951
2-Month
3.09"
(78.49mm)
4.50"
(114.30mm)
-1.41"
(-35.81mm)
10th Driest Driest since: 1939 1924
116th Wettest Wettest since: 1950 1996
Mar–May 1951
3-Month
6.38"
(162.05mm)
7.76"
(197.10mm)
-1.38"
(-35.05mm)
25th Driest Driest since: 1949 1924
101st Wettest Wettest since: 1950 2011
Feb–May 1951
4-Month
10.98"
(278.89mm)
11.37"
(288.80mm)
-0.39"
(-9.91mm)
59th Driest Driest since: 1947 1924
67th Wettest Wettest since: 1950 1904
Jan–May 1951
5-Month
16.74"
(425.20mm)
15.90"
(403.86mm)
0.84"
(21.34mm)
77th Driest Driest since: 1949 1924
49th Wettest Wettest since: 1950 1904
Dec 1950–May 1951
6-Month
21.90"
(556.26mm)
20.54"
(521.72mm)
1.36"
(34.54mm)
85th Driest Driest since: 1949 1977
40th Wettest Wettest since: 1950 1997
Ties: 1957
Nov 1950–May 1951
7-Month
26.89"
(683.01mm)
24.89"
(632.21mm)
2.00"
(50.80mm)
89th Driest Driest since: 1949 1977
36th Wettest Wettest since: 1950 1974
Oct 1950–May 1951
8-Month
32.90"
(835.66mm)
27.45"
(697.23mm)
5.45"
(138.43mm)
112th Driest Driest since: 1950 1977
13th Wettest Wettest since: 1916 1974
Sep 1950–May 1951
9-Month
34.03"
(864.36mm)
28.87"
(733.30mm)
5.16"
(131.06mm)
110th Driest Driest since: 1950 1977
15th Wettest Wettest since: 1921 1974
Aug 1950–May 1951
10-Month
34.81"
(884.17mm)
29.68"
(753.87mm)
5.13"
(130.30mm)
110th Driest Driest since: 1950 1977
15th Wettest Wettest since: 1921 1974
Jul 1950–May 1951
11-Month
35.44"
(900.18mm)
30.40"
(772.16mm)
5.04"
(128.02mm)
108th Driest Driest since: 1950 1977
17th Wettest Wettest since: 1921 1974
Jun 1950–May 1951
12-Month
37.73"
(958.34mm)
32.13"
(816.10mm)
5.60"
(142.24mm)
109th Driest Driest since: 1950 1977
16th Wettest Wettest since: 1948 1996
Dec 1949–May 1951
18-Month
60.85"
(1,545.59mm)
52.65"
(1,337.31mm)
8.20"
(208.28mm)
114th Driest Driest since: 1950 1930
10th Wettest Wettest since: 1897 1997
Jun 1949–May 1951
24-Month
70.42"
(1,788.67mm)
64.28"
(1,632.71mm)
6.14"
(155.96mm)
107th Driest Driest since: 1950 1930
17th Wettest Wettest since: 1949 1997
Jun 1948–May 1951
36-Month
103.59"
(2,631.19mm)
96.36"
(2,447.54mm)
7.23"
(183.65mm)
104th Driest Driest since: 1949 1931
19th Wettest Wettest since: 1950 1998
Jun 1947–May 1951
48-Month
141.73"
(3,599.94mm)
128.40"
(3,261.36mm)
13.33"
(338.58mm)
112th Driest Driest since: 1950 1931
10th Wettest Wettest to Date 1999
Jun 1946–May 1951
60-Month
171.75"
(4,362.45mm)
160.37"
(4,073.40mm)
11.38"
(289.05mm)
107th Driest Driest since: 1950 1933
14th Wettest Wettest to Date 1999

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, published December 2019, retrieved on December 14, 2019 from https://www.ncdc.noaa.gov/cag/