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.

Southwest Climate Region

Precipitation Rankings, September 1943

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
September 1943
1-Month
0.92"
(23.37mm)
1.36"
(34.54mm)
-0.44"
(-11.17mm)
32nd Driest
Driest since:
1953, 1956
97th Wettest
Wettest since:
2013
Ties: 1899, 2008, 2018
Aug–Sep 1943
2-Month
3.16"
(80.26mm)
3.38"
(85.85mm)
-0.22"
(-5.59mm)
50th Driest
Driest since:
2020
79th Wettest
Wettest since:
2013
Jul–Sep 1943
3-Month
4.43"
(112.52mm)
5.25"
(133.35mm)
-0.82"
(-20.83mm)
29th Driest
Driest since:
2020
100th Wettest
Wettest since:
2013
Jun–Sep 1943
4-Month
5.74"
(145.80mm)
6.19"
(157.23mm)
-0.45"
(-11.43mm)
46th Driest
Driest since:
2020
83rd Wettest
Wettest since:
1927
Ties: 1976
May–Sep 1943
5-Month
6.81"
(172.97mm)
7.30"
(185.42mm)
-0.49"
(-12.45mm)
51st Driest
Driest since:
2020
78th Wettest
Wettest since:
1941
Apr–Sep 1943
6-Month
7.42"
(188.47mm)
8.36"
(212.34mm)
-0.94"
(-23.87mm)
30th Driest
Driest since:
2020
99th Wettest
Wettest since:
1941
Mar–Sep 1943
7-Month
8.60"
(218.44mm)
9.51"
(241.55mm)
-0.91"
(-23.11mm)
37th Driest
Driest since:
1956
92nd Wettest
Wettest since:
1941
Feb–Sep 1943
8-Month
9.21"
(233.93mm)
10.51"
(266.95mm)
-1.30"
(-33.02mm)
30th Driest
Driest since:
1956
99th Wettest
Wettest since:
1941
Jan–Sep 1943
9-Month
10.32"
(262.13mm)
11.50"
(292.10mm)
-1.18"
(-29.97mm)
40th Driest
Driest since:
1956
89th Wettest
Wettest since:
1941
Dec 1942–Sep 1943
10-Month
11.39"
(289.31mm)
12.51"
(317.75mm)
-1.12"
(-28.44mm)
44th Driest
Driest since:
1956
84th Wettest
Wettest since:
1941
Nov 1942–Sep 1943
11-Month
11.83"
(300.48mm)
13.40"
(340.36mm)
-1.57"
(-39.88mm)
35th Driest
Driest since:
1956
93rd Wettest
Wettest since:
1941
Oct 1942–Sep 1943
12-Month
13.31"
(338.07mm)
14.53"
(369.06mm)
-1.22"
(-30.99mm)
46th Driest
Driest since:
1956
82nd Wettest
Wettest since:
1941
Apr 1942–Sep 1943
18-Month
21.46"
(545.08mm)
22.92"
(582.17mm)
-1.46"
(-37.09mm)
53rd Driest
Driest since:
2021
75th Wettest
Wettest since:
1941
Oct 1941–Sep 1943
24-Month
28.76"
(730.50mm)
29.08"
(738.63mm)
-0.32"
(-8.13mm)
70th Driest
Driest since:
1956
57th Wettest
Wettest since:
1942
Oct 1940–Sep 1943
36-Month
51.39"
(1,305.31mm)
43.57"
(1,106.68mm)
7.82"
(198.63mm)
121st Driest
Driest since:
1956
5th Wettest
Wettest since:
1907
Oct 1939–Sep 1943
48-Month
64.95"
(1,649.73mm)
58.05"
(1,474.47mm)
6.90"
(175.26mm)
115th Driest
Driest since:
1956
10th Wettest
Wettest since:
1986
Oct 1938–Sep 1943
60-Month
77.65"
(1,972.31mm)
72.53"
(1,842.26mm)
5.12"
(130.05mm)
99th Driest
Driest since:
1957
25th Wettest
Wettest since:
1986

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