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, December 1992

View Period (Months):
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Wettest/Driest
Since
Record
December 1992
1-Month
4.84"
(122.94mm)
4.63"
(117.60mm)
0.21"
(5.34mm)
70th Driest
Driest since:
1976
58th Wettest
Wettest since:
1964
Nov–Dec 1992
2-Month
8.93"
(226.82mm)
8.97"
(227.84mm)
-0.04"
(-1.02mm)
66th Driest
Driest since:
1976
62nd Wettest
Wettest since:
1996
Oct–Dec 1992
3-Month
11.14"
(282.96mm)
11.51"
(292.35mm)
-0.37"
(-9.39mm)
54th Driest
Driest since:
1976
74th Wettest
Wettest since:
1996
Ties: 1963
Sep–Dec 1992
4-Month
12.49"
(317.25mm)
12.93"
(328.42mm)
-0.44"
(-11.17mm)
60th Driest
Driest since:
1976
68th Wettest
Wettest since:
1996
Aug–Dec 1992
5-Month
12.99"
(329.95mm)
13.73"
(348.74mm)
-0.74"
(-18.79mm)
53rd Driest
Driest since:
1936
75th Wettest
Wettest since:
1996
Jul–Dec 1992
6-Month
14.29"
(362.97mm)
14.46"
(367.28mm)
-0.17"
(-4.31mm)
66th Driest
Driest since:
1936
62nd Wettest
Wettest since:
1996
Ties: 1958
Jun–Dec 1992
7-Month
16.32"
(414.53mm)
16.18"
(410.97mm)
0.14"
(3.56mm)
66th Driest
Driest since:
1976
62nd Wettest
Wettest since:
1996
May–Dec 1992
8-Month
16.90"
(429.26mm)
18.32"
(465.33mm)
-1.42"
(-36.07mm)
45th Driest
Driest since:
1935
83rd Wettest
Wettest since:
1996
Apr–Dec 1992
9-Month
20.11"
(510.79mm)
20.67"
(525.02mm)
-0.56"
(-14.23mm)
58th Driest
Driest since:
1976
70th Wettest
Wettest since:
1996
Ties: 1993
Mar–Dec 1992
10-Month
21.20"
(538.48mm)
23.93"
(607.82mm)
-2.73"
(-69.34mm)
33rd Driest
Driest since:
1976
95th Wettest
Wettest since:
1996
Feb–Dec 1992
11-Month
23.88"
(606.55mm)
27.54"
(699.52mm)
-3.66"
(-92.97mm)
27th Driest
Driest since:
1935
101st Wettest
Wettest since:
1996
Jan–Dec 1992
12-Month
27.26"
(692.40mm)
32.07"
(814.58mm)
-4.81"
(-122.18mm)
21st Driest
Driest since:
1929
107th Wettest
Wettest since:
1996
Jul 1991–Dec 1992
18-Month
39.22"
(996.19mm)
46.58"
(1,183.13mm)
-7.36"
(-186.94mm)
9th Driest
Driest since:
1929
118th Wettest
Wettest since:
1996
Jan 1991–Dec 1992
24-Month
57.38"
(1,457.45mm)
64.19"
(1,630.43mm)
-6.81"
(-172.98mm)
18th Driest
Driest since:
1930
109th Wettest
Wettest since:
1996
Jan 1990–Dec 1992
36-Month
90.83"
(2,307.08mm)
96.33"
(2,446.78mm)
-5.50"
(-139.70mm)
30th Driest
Driest since:
1930
96th Wettest
Wettest since:
1997
Jan 1989–Dec 1992
48-Month
118.37"
(3,006.60mm)
128.33"
(3,259.58mm)
-9.96"
(-252.98mm)
16th Driest
Driest since:
1931
109th Wettest
Wettest since:
1998
Jan 1988–Dec 1992
60-Month
147.83"
(3,754.88mm)
160.34"
(4,072.64mm)
-12.51"
(-317.76mm)
14th Driest
Driest since:
1932
110th Wettest
Wettest since:
1999

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