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.

West Climate Region

Precipitation Rankings, March 1991

View Period (Months):
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Wettest/Driest
Since
Record
March 1991
1-Month
6.22"
(157.99mm)
2.33"
(59.18mm)
3.89"
(98.81mm)
125th Driest
Driest since:
1956
4th Wettest
Wettest since:
1995
Feb–Mar 1991
2-Month
7.77"
(197.36mm)
5.05"
(128.27mm)
2.72"
(69.09mm)
115th Driest
Driest since:
1923
14th Wettest
Wettest since:
1938
Jan–Mar 1991
3-Month
8.54"
(216.92mm)
8.03"
(203.96mm)
0.51"
(12.96mm)
80th Driest
Driest since:
2022
49th Wettest
Wettest since:
1995
Dec 1990–Mar 1991
4-Month
9.31"
(236.47mm)
10.58"
(268.73mm)
-1.27"
(-32.26mm)
54th Driest
Driest since:
1977
74th Wettest
Wettest since:
1907
Nov 1990–Mar 1991
5-Month
9.91"
(251.71mm)
12.46"
(316.48mm)
-2.55"
(-64.77mm)
40th Driest
Driest since:
1977
88th Wettest
Wettest since:
1983
Oct 1990–Mar 1991
6-Month
10.31"
(261.87mm)
13.48"
(342.39mm)
-3.17"
(-80.52mm)
35th Driest
Driest since:
1977
93rd Wettest
Wettest since:
1983
Sep 1990–Mar 1991
7-Month
10.82"
(274.83mm)
13.98"
(355.09mm)
-3.16"
(-80.26mm)
37th Driest
Driest since:
1977
91st Wettest
Wettest since:
1983
Aug 1990–Mar 1991
8-Month
11.29"
(286.77mm)
14.37"
(365.00mm)
-3.08"
(-78.23mm)
40th Driest
Driest since:
1977
88th Wettest
Wettest since:
1983
Jul 1990–Mar 1991
9-Month
11.69"
(296.93mm)
14.69"
(373.13mm)
-3.00"
(-76.20mm)
41st Driest
Driest since:
2021
87th Wettest
Wettest since:
1983
Jun 1990–Mar 1991
10-Month
12.03"
(305.56mm)
15.19"
(385.83mm)
-3.16"
(-80.27mm)
38th Driest
Driest since:
2021
90th Wettest
Wettest since:
1983
May 1990–Mar 1991
11-Month
14.00"
(355.60mm)
16.11"
(409.19mm)
-2.11"
(-53.59mm)
52nd Driest
Driest since:
1977
76th Wettest
Wettest since:
1983
Apr 1990–Mar 1991
12-Month
15.12"
(384.05mm)
17.45"
(443.23mm)
-2.33"
(-59.18mm)
48th Driest
Driest since:
1977
80th Wettest
Wettest since:
1983
Oct 1989–Mar 1991
18-Month
22.85"
(580.39mm)
30.93"
(785.62mm)
-8.08"
(-205.23mm)
15th Driest
Driest since:
1977
112th Wettest
Wettest since:
1983
Apr 1989–Mar 1991
24-Month
26.54"
(674.12mm)
34.89"
(886.21mm)
-8.35"
(-212.09mm)
13th Driest
Driest since:
2022
114th Wettest
Wettest since:
1983
Apr 1988–Mar 1991
36-Month
42.44"
(1,077.98mm)
52.29"
(1,328.17mm)
-9.85"
(-250.19mm)
17th Driest
Driest since:
2022
109th Wettest
Wettest since:
1984
Apr 1987–Mar 1991
48-Month
56.02"
(1,422.91mm)
69.54"
(1,766.32mm)
-13.52"
(-343.41mm)
7th Driest
Driest since:
2015
118th Wettest
Wettest since:
1998
Apr 1986–Mar 1991
60-Month
68.78"
(1,747.01mm)
86.83"
(2,205.48mm)
-18.05"
(-458.47mm)
2nd Driest
Driest since:
1933
122nd Wettest
Wettest since:
1999

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