Regional Rankings

Regional Data Info
Please note, Palmer Indices are not available for NWS Regions. Degree Days are not available for Great Plains, Souther Plains and Gulf Coast Rockies and Westward, River Basins, or Agricultural Belts. Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.

Northwest Climate Region

Precipitation Rankings, November 1938

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Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2022)		 Wettest/Driest
Since		 Record
November 1938
1-Month 		3.47"
(88.14mm)		 4.34"
(110.24mm)		 -0.87"
(-22.10mm)		 41st Driest
Driest since:
 1936
88th Wettest
Wettest since:
 1909
Oct–Nov 1938
2-Month 		6.67"
(169.42mm)		 6.88"
(174.75mm)		 -0.21"
(-5.33mm)		 60th Driest
Driest since:
 1936
69th Wettest
Wettest since:
 1909
Sep–Nov 1938
3-Month 		7.50"
(190.50mm)		 8.30"
(210.82mm)		 -0.80"
(-20.32mm)		 46th Driest
Driest since:
 1936
83rd Wettest
Wettest since:
 1973
Aug–Nov 1938
4-Month 		7.85"
(199.39mm)		 9.10"
(231.14mm)		 -1.25"
(-31.75mm)		 36th Driest
Driest since:
 1936
93rd Wettest
Wettest since:
 1927
Jul–Nov 1938
5-Month 		8.72"
(221.49mm)		 9.83"
(249.68mm)		 -1.11"
(-28.19mm)		 42nd Driest
Driest since:
 1929
87th Wettest
Wettest since:
 1909
Jun–Nov 1938
6-Month 		9.96"
(252.98mm)		 11.55"
(293.37mm)		 -1.59"
(-40.39mm)		 33rd Driest
Driest since:
 1929
96th Wettest
Wettest since:
 1983, 1984
May–Nov 1938
7-Month 		11.36"
(288.54mm)		 13.69"
(347.73mm)		 -2.33"
(-59.19mm)		 26th Driest
Driest since:
 1929
103rd Wettest
Wettest since:
 1984
Apr–Nov 1938
8-Month 		13.51"
(343.15mm)		 16.05"
(407.67mm)		 -2.54"
(-64.52mm)		 26th Driest
Driest since:
 1929
103rd Wettest
Wettest since:
 1984
Mar–Nov 1938
9-Month 		19.13"
(485.90mm)		 19.31"
(490.47mm)		 -0.18"
(-4.57mm)		 60th Driest
Driest since:
 1929
69th Wettest
Wettest since:
 1984
Feb–Nov 1938
10-Month 		23.57"
(598.68mm)		 22.92"
(582.17mm)		 0.65"
(16.51mm)		 75th Driest
Driest since:
 1929
54th Wettest
Wettest since:
 1983
Jan–Nov 1938
11-Month 		27.03"
(686.56mm)		 27.45"
(697.23mm)		 -0.42"
(-10.67mm)		 61st Driest
Driest since:
 1929
68th Wettest
Wettest since:
 1983
Ties: 1967
Dec 1937–Nov 1938
12-Month 		33.27"
(845.06mm)		 32.09"
(815.09mm)		 1.18"
(29.97mm)		 78th Driest
Driest since:
 1929
50th Wettest
Wettest since:
 1997
Jun 1937–Nov 1938
18-Month 		48.06"
(1,220.72mm)		 43.68"
(1,109.47mm)		 4.38"
(111.25mm)		 103rd Driest
Driest since:
 1929
25th Wettest
Wettest since:
 1996
Dec 1936–Nov 1938
24-Month 		68.80"
(1,747.52mm)		 64.20"
(1,630.68mm)		 4.60"
(116.84mm)		 107th Driest
Driest since:
 1929
20th Wettest
Wettest since:
 1997
Dec 1935–Nov 1938
36-Month 		95.60"
(2,428.24mm)		 96.31"
(2,446.27mm)		 -0.71"
(-18.03mm)		 59th Driest
Driest since:
 1930
67th Wettest
Wettest since:
 1997
Dec 1934–Nov 1938
48-Month 		120.47"
(3,059.94mm)		 128.35"
(3,260.09mm)		 -7.88"
(-200.15mm)		 24th Driest
Driest since:
 1931
101st Wettest
Wettest since:
 1998
Dec 1933–Nov 1938
60-Month 		154.76"
(3,930.90mm)		 160.31"
(4,071.87mm)		 -5.55"
(-140.97mm)		 35th Driest
Driest since:
 1932
89th Wettest
Wettest since:
 1999

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