Regional Rankings

Regional Data Info
Please note, Palmer Indices are not available for NWS Regions. 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 1930

View Period (Months):
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Wettest/Driest
Since
Record
November 1930
1-Month
2.57"
(65.28mm)
4.34"
(110.24mm)
-1.77"
(-44.96mm)
22nd Driest
Driest since:
1936
107th Wettest
Wettest since:
1909
Ties: 2002
Oct–Nov 1930
2-Month
4.76"
(120.90mm)
6.88"
(174.75mm)
-2.12"
(-53.85mm)
19th Driest
Driest since:
1936
110th Wettest
Wettest since:
1909
Ties: 1974
Sep–Nov 1930
3-Month
6.37"
(161.80mm)
8.30"
(210.82mm)
-1.93"
(-49.02mm)
24th Driest
Driest since:
1936
105th Wettest
Wettest since:
1973
Ties: 1907, 1972, 2018
Aug–Nov 1930
4-Month
7.09"
(180.09mm)
9.10"
(231.14mm)
-2.01"
(-51.05mm)
25th Driest
Driest since:
1936
104th Wettest
Wettest since:
1927
Jul–Nov 1930
5-Month
7.30"
(185.42mm)
9.83"
(249.68mm)
-2.53"
(-64.26mm)
18th Driest
Driest since:
1929
111th Wettest
Wettest since:
1909
Jun–Nov 1930
6-Month
8.37"
(212.60mm)
11.55"
(293.37mm)
-3.18"
(-80.77mm)
16th Driest
Driest since:
1929
113th Wettest
Wettest since:
1983, 1984
May–Nov 1930
7-Month
10.70"
(271.78mm)
13.69"
(347.73mm)
-2.99"
(-75.95mm)
19th Driest
Driest since:
1929
110th Wettest
Wettest since:
1984
Apr–Nov 1930
8-Month
12.95"
(328.93mm)
16.05"
(407.67mm)
-3.10"
(-78.74mm)
16th Driest
Driest since:
1929
113th Wettest
Wettest since:
1984
Mar–Nov 1930
9-Month
15.01"
(381.25mm)
19.31"
(490.47mm)
-4.30"
(-109.22mm)
11th Driest
Driest since:
1929
118th Wettest
Wettest since:
1984
Feb–Nov 1930
10-Month
19.29"
(489.97mm)
22.92"
(582.17mm)
-3.63"
(-92.20mm)
19th Driest
Driest since:
1929
110th Wettest
Wettest since:
1983
Jan–Nov 1930
11-Month
22.06"
(560.32mm)
27.45"
(697.23mm)
-5.39"
(-136.91mm)
12th Driest
Driest since:
1929
117th Wettest
Wettest since:
1983
Dec 1929–Nov 1930
12-Month
28.49"
(723.65mm)
32.09"
(815.09mm)
-3.60"
(-91.44mm)
25th Driest
Driest since:
1929
103rd Wettest
Wettest since:
1997
Jun 1929–Nov 1930
18-Month
33.19"
(843.03mm)
43.68"
(1,109.47mm)
-10.49"
(-266.44mm)
5th Driest
Driest since:
1929
123rd Wettest
Wettest since:
1996
Dec 1928–Nov 1930
24-Month
48.11"
(1,221.99mm)
64.20"
(1,630.68mm)
-16.09"
(-408.69mm)
2nd Driest
Driest since:
1929
125th Wettest
Wettest since:
1997
Dec 1927–Nov 1930
36-Month
73.02"
(1,854.71mm)
96.31"
(2,446.27mm)
-23.29"
(-591.56mm)
1st Driest
Driest since:
1930
125th Wettest
Wettest since:
1997
Dec 1926–Nov 1930
48-Month
110.47"
(2,805.94mm)
128.35"
(3,260.09mm)
-17.88"
(-454.15mm)
3rd Driest
Driest since:
1931
122nd Wettest
Wettest since:
1998
Dec 1925–Nov 1930
60-Month
140.93"
(3,579.62mm)
160.31"
(4,071.87mm)
-19.38"
(-492.25mm)
4th Driest
Driest since:
1932
120th Wettest
Wettest since:
1999

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