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


Northwest Climate Region

Precipitation Rankings, December 1931

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Wettest/Driest
Since
Record
December 1931
1-Month
5.55"
(140.97mm)
4.63"
(117.60mm)
0.92"
(23.37mm)
85th Driest Driest since: 1930 1976
42nd Wettest Wettest since: 1929 1964
Ties: 1945
Nov–Dec 1931
2-Month
9.39"
(238.51mm)
8.97"
(227.84mm)
0.42"
(10.67mm)
72nd Driest Driest since: 1930 1976
55th Wettest Wettest since: 1927 1996
Oct–Dec 1931
3-Month
12.14"
(308.36mm)
11.51"
(292.35mm)
0.63"
(16.01mm)
73rd Driest Driest since: 1930 1976
54th Wettest Wettest since: 1927 1996
Sep–Dec 1931
4-Month
13.81"
(350.77mm)
12.93"
(328.42mm)
0.88"
(22.35mm)
74th Driest Driest since: 1930 1976
53rd Wettest Wettest since: 1927 1996
Ties: 1917
Aug–Dec 1931
5-Month
13.96"
(354.58mm)
13.73"
(348.74mm)
0.23"
(5.84mm)
68th Driest Driest since: 1930 1936
59th Wettest Wettest since: 1927 1996
Jul–Dec 1931
6-Month
14.15"
(359.41mm)
14.46"
(367.28mm)
-0.31"
(-7.87mm)
61st Driest Driest since: 1930 1936
66th Wettest Wettest since: 1927 1996
Ties: 1917
Jun–Dec 1931
7-Month
16.44"
(417.58mm)
16.18"
(410.97mm)
0.26"
(6.61mm)
68th Driest Driest since: 1930 1976
59th Wettest Wettest since: 1927 1996
May–Dec 1931
8-Month
17.36"
(440.94mm)
18.32"
(465.33mm)
-0.96"
(-24.39mm)
55th Driest Driest since: 1930 1935
72nd Wettest Wettest since: 1927 1996
Apr–Dec 1931
9-Month
19.13"
(485.90mm)
20.67"
(525.02mm)
-1.54"
(-39.12mm)
47th Driest Driest since: 1930 1976
80th Wettest Wettest since: 1927 1996
Mar–Dec 1931
10-Month
23.64"
(600.46mm)
23.93"
(607.82mm)
-0.29"
(-7.36mm)
56th Driest Driest since: 1930 1976
71st Wettest Wettest since: 1927 1996
Feb–Dec 1931
11-Month
25.83"
(656.08mm)
27.54"
(699.52mm)
-1.71"
(-43.44mm)
52nd Driest Driest since: 1930 1935
75th Wettest Wettest since: 1927 1996
Jan–Dec 1931
12-Month
29.46"
(748.28mm)
32.07"
(814.58mm)
-2.61"
(-66.30mm)
36th Driest Driest since: 1930 1929
91st Wettest Wettest since: 1927 1996
Ties: 1988
Jul 1930–Dec 1931
18-Month
38.43"
(976.12mm)
46.58"
(1,183.13mm)
-8.15"
(-207.01mm)
7th Driest Driest since: 1930 1929
119th Wettest Wettest since: 1928 1996
Jan 1930–Dec 1931
24-Month
53.19"
(1,351.03mm)
64.19"
(1,630.43mm)
-11.00"
(-279.40mm)
5th Driest Driest since: 1930 1930
121st Wettest Wettest since: 1928 1996
Jan 1929–Dec 1931
36-Month
75.55"
(1,918.97mm)
96.33"
(2,446.78mm)
-20.78"
(-527.81mm)
2nd Driest Driest since: 1930 1930
123rd Wettest Wettest since: 1929 1997
Jan 1928–Dec 1931
48-Month
101.10"
(2,567.94mm)
128.33"
(3,259.58mm)
-27.23"
(-691.64mm)
1st Driest Driest to Date 1931
123rd Wettest Wettest since: 1930 1998
Jan 1927–Dec 1931
60-Month
137.74"
(3,498.60mm)
160.34"
(4,072.64mm)
-22.60"
(-574.04mm)
2nd Driest Driest to Date 1932
121st Wettest Wettest since: 1930 1999

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, published September 2021, retrieved on September 19, 2021 from https://www.ncdc.noaa.gov/cag/