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, February 1974

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
February 1974
1-Month
3.88"
(98.55mm)
3.61"
(91.69mm)
0.27"
(6.86mm)
81st Driest
Driest since:
1920
48th Wettest
Wettest since:
1904
Jan–Feb 1974
2-Month
10.56"
(268.22mm)
8.14"
(206.76mm)
2.42"
(61.46mm)
117th Driest
Driest since:
1977
12th Wettest
Wettest since:
1953
Dec 1973–Feb 1974
3-Month
17.37"
(441.20mm)
12.78"
(324.61mm)
4.59"
(116.59mm)
120th Driest
Driest since:
1977
8th Wettest
Wettest since:
1965
Nov 1973–Feb 1974
4-Month
26.34"
(669.04mm)
17.14"
(435.36mm)
9.20"
(233.68mm)
127th Driest
Driest since:
1977
1st Wettest
Wettest to Date
1974
Oct 1973–Feb 1974
5-Month
28.90"
(734.06mm)
19.69"
(500.13mm)
9.21"
(233.93mm)
126th Driest
Driest since:
1977
2nd Wettest
Wettest since:
1956
Sep 1973–Feb 1974
6-Month
31.12"
(790.45mm)
21.11"
(536.19mm)
10.01"
(254.26mm)
127th Driest
Driest since:
1977
1st Wettest
Wettest to Date
1974
Aug 1973–Feb 1974
7-Month
31.54"
(801.12mm)
21.92"
(556.77mm)
9.62"
(244.35mm)
127th Driest
Driest since:
1977
1st Wettest
Wettest to Date
1974
Jul 1973–Feb 1974
8-Month
31.96"
(811.78mm)
22.65"
(575.31mm)
9.31"
(236.47mm)
126th Driest
Driest since:
1977
2nd Wettest
Wettest since:
1956
Jun 1973–Feb 1974
9-Month
33.26"
(844.80mm)
24.37"
(619.00mm)
8.89"
(225.80mm)
125th Driest
Driest since:
1977
3rd Wettest
Wettest since:
1996
May 1973–Feb 1974
10-Month
34.84"
(884.94mm)
26.52"
(673.61mm)
8.32"
(211.33mm)
123rd Driest
Driest since:
1977
5th Wettest
Wettest since:
1999
Apr 1973–Feb 1974
11-Month
36.15"
(918.21mm)
28.88"
(733.55mm)
7.27"
(184.66mm)
122nd Driest
Driest since:
1977
6th Wettest
Wettest since:
1997
Mar 1973–Feb 1974
12-Month
38.58"
(979.93mm)
32.14"
(816.36mm)
6.44"
(163.57mm)
116th Driest
Driest since:
1977
12th Wettest
Wettest since:
1996
Sep 1972–Feb 1974
18-Month
55.82"
(1,417.83mm)
53.27"
(1,353.06mm)
2.55"
(64.77mm)
90th Driest
Driest since:
1931
37th Wettest
Wettest since:
1997
Mar 1972–Feb 1974
24-Month
68.26"
(1,733.80mm)
64.31"
(1,633.47mm)
3.95"
(100.33mm)
97th Driest
Driest since:
1931
30th Wettest
Wettest since:
1997
Mar 1971–Feb 1974
36-Month
107.07"
(2,719.58mm)
96.34"
(2,447.04mm)
10.73"
(272.54mm)
115th Driest
Driest since:
1931
11th Wettest
Wettest since:
1998
Mar 1970–Feb 1974
48-Month
142.02"
(3,607.31mm)
128.36"
(3,260.34mm)
13.66"
(346.97mm)
117th Driest
Driest since:
1932
8th Wettest
Wettest to Date
1999
Mar 1969–Feb 1974
60-Month
172.90"
(4,391.66mm)
160.34"
(4,072.64mm)
12.56"
(319.02mm)
112th Driest
Driest since:
1932
12th Wettest
Wettest since:
1999

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