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.

West Climate Region

Precipitation Rankings, March 1981

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PeriodValue1901-2000
Mean
AnomalyRank
(1895-2022)
Wettest/Driest
Since
Record
March 1981
1-Month
3.12"
(79.25mm)
2.33"
(59.18mm)
0.79"
(20.07mm)
95th Driest
Driest since:
1956
34th Wettest
Wettest since:
1995
Feb–Mar 1981
2-Month
4.54"
(115.32mm)
5.05"
(128.27mm)
-0.51"
(-12.95mm)
64th Driest
Driest since:
1923
65th Wettest
Wettest since:
1938
Jan–Mar 1981
3-Month
7.45"
(189.23mm)
8.03"
(203.96mm)
-0.58"
(-14.73mm)
68th Driest
Driest since:
2022
61st Wettest
Wettest since:
1995
Dec 1980–Mar 1981
4-Month
9.16"
(232.66mm)
10.58"
(268.73mm)
-1.42"
(-36.07mm)
53rd Driest
Driest since:
1977
75th Wettest
Wettest since:
1907
Nov 1980–Mar 1981
5-Month
9.80"
(248.92mm)
12.46"
(316.48mm)
-2.66"
(-67.56mm)
39th Driest
Driest since:
1977
89th Wettest
Wettest since:
1983
Oct 1980–Mar 1981
6-Month
10.26"
(260.60mm)
13.48"
(342.39mm)
-3.22"
(-81.79mm)
33rd Driest
Driest since:
1977
95th Wettest
Wettest since:
1983
Sep 1980–Mar 1981
7-Month
10.85"
(275.59mm)
13.98"
(355.09mm)
-3.13"
(-79.50mm)
40th Driest
Driest since:
1977
88th Wettest
Wettest since:
1983
Aug 1980–Mar 1981
8-Month
10.96"
(278.38mm)
14.37"
(365.00mm)
-3.41"
(-86.62mm)
34th Driest
Driest since:
1977
94th Wettest
Wettest since:
1983
Jul 1980–Mar 1981
9-Month
11.40"
(289.56mm)
14.69"
(373.13mm)
-3.29"
(-83.57mm)
34th Driest
Driest since:
2021
94th Wettest
Wettest since:
1983
Jun 1980–Mar 1981
10-Month
11.84"
(300.74mm)
15.19"
(385.83mm)
-3.35"
(-85.09mm)
37th Driest
Driest since:
2021
91st Wettest
Wettest since:
1983
May 1980–Mar 1981
11-Month
13.32"
(338.33mm)
16.11"
(409.19mm)
-2.79"
(-70.86mm)
44th Driest
Driest since:
1977
84th Wettest
Wettest since:
1983
Apr 1980–Mar 1981
12-Month
14.63"
(371.60mm)
17.45"
(443.23mm)
-2.82"
(-71.63mm)
43rd Driest
Driest since:
1977
85th Wettest
Wettest since:
1983
Oct 1979–Mar 1981
18-Month
32.58"
(827.53mm)
30.93"
(785.62mm)
1.65"
(41.91mm)
82nd Driest
Driest since:
1977
45th Wettest
Wettest since:
1983
Apr 1979–Mar 1981
24-Month
35.94"
(912.88mm)
34.89"
(886.21mm)
1.05"
(26.67mm)
77th Driest
Driest since:
2022
50th Wettest
Wettest since:
1983
Apr 1978–Mar 1981
36-Month
54.20"
(1,376.68mm)
52.29"
(1,328.17mm)
1.91"
(48.51mm)
80th Driest
Driest since:
2022
46th Wettest
Wettest since:
1984
Apr 1977–Mar 1981
48-Month
79.13"
(2,009.90mm)
69.54"
(1,766.32mm)
9.59"
(243.58mm)
108th Driest
Driest since:
2015
17th Wettest
Wettest since:
1998
Apr 1976–Mar 1981
60-Month
89.09"
(2,262.89mm)
86.83"
(2,205.48mm)
2.26"
(57.41mm)
79th Driest
Driest since:
1933
45th Wettest
Wettest since:
1999

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