Divisional Rankings

Divisional Data Info
Please note, Degree Days and Palmer Indices are not available for Alaska. Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.

Oregon, Climate Division 9. Southeast

Precipitation Rankings, January 1939

View Period (Months):
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Wettest/Driest
Since
Record
January 1939
1-Month
1.08"
(27.43mm)
1.57"
(39.88mm)
-0.49"
(-12.45mm)
37th Driest
Driest since:
1985
92nd Wettest
Wettest since:
1970
Dec 1938–Jan 1939
2-Month
1.67"
(42.42mm)
3.04"
(77.22mm)
-1.37"
(-34.80mm)
18th Driest
Driest since:
1977
110th Wettest
Wettest since:
1997
Nov 1938–Jan 1939
3-Month
3.00"
(76.20mm)
4.34"
(110.24mm)
-1.34"
(-34.04mm)
29th Driest
Driest since:
1977
99th Wettest
Wettest since:
1997
Oct 1938–Jan 1939
4-Month
4.45"
(113.03mm)
5.23"
(132.84mm)
-0.78"
(-19.81mm)
47th Driest
Driest since:
1977
81st Wettest
Wettest since:
1982
Sep 1938–Jan 1939
5-Month
4.86"
(123.44mm)
5.81"
(147.57mm)
-0.95"
(-24.13mm)
41st Driest
Driest since:
1937
87th Wettest
Wettest since:
1982
Aug 1938–Jan 1939
6-Month
5.04"
(128.02mm)
6.19"
(157.23mm)
-1.15"
(-29.21mm)
39th Driest
Driest since:
1937
89th Wettest
Wettest since:
1984
Jul 1938–Jan 1939
7-Month
6.16"
(156.46mm)
6.55"
(166.37mm)
-0.39"
(-9.91mm)
58th Driest
Driest since:
1937
70th Wettest
Wettest since:
1984
Jun 1938–Jan 1939
8-Month
7.11"
(180.59mm)
7.67"
(194.82mm)
-0.56"
(-14.23mm)
61st Driest
Driest since:
1934
67th Wettest
Wettest since:
1914
Ties: 2020
May 1938–Jan 1939
9-Month
8.40"
(213.36mm)
8.95"
(227.33mm)
-0.55"
(-13.97mm)
59th Driest
Driest since:
1929
69th Wettest
Wettest since:
1914
Apr 1938–Jan 1939
10-Month
9.41"
(239.01mm)
10.05"
(255.27mm)
-0.64"
(-16.26mm)
57th Driest
Driest since:
1929
71st Wettest
Wettest since:
1914
Mar 1938–Jan 1939
11-Month
11.55"
(293.37mm)
11.25"
(285.75mm)
0.30"
(7.62mm)
77th Driest
Driest since:
1934
51st Wettest
Wettest since:
1984
Feb 1938–Jan 1939
12-Month
13.32"
(338.33mm)
12.55"
(318.77mm)
0.77"
(19.56mm)
83rd Driest
Driest since:
1955
45th Wettest
Wettest since:
1984
Aug 1937–Jan 1939
18-Month
20.66"
(524.76mm)
18.77"
(476.76mm)
1.89"
(48.00mm)
94th Driest
Driest since:
1934
33rd Wettest
Wettest since:
1984
Ties: 2016
Feb 1937–Jan 1939
24-Month
27.12"
(688.85mm)
25.14"
(638.56mm)
1.98"
(50.29mm)
96th Driest
Driest since:
1930
31st Wettest
Wettest since:
1984
Feb 1936–Jan 1939
36-Month
36.04"
(915.42mm)
37.62"
(955.55mm)
-1.58"
(-40.13mm)
48th Driest
Driest since:
1931
78th Wettest
Wettest since:
1984
Feb 1935–Jan 1939
48-Month
47.42"
(1,204.47mm)
50.13"
(1,273.30mm)
-2.71"
(-68.83mm)
42nd Driest
Driest since:
1932
83rd Wettest
Wettest since:
1985
Ties: 1921, 1923
Feb 1934–Jan 1939
60-Month
57.79"
(1,467.87mm)
62.61"
(1,590.29mm)
-4.82"
(-122.42mm)
23rd Driest
Driest since:
1933, 1934
101st Wettest
Wettest since:
1985

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