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, July 1928

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
July 1928
1-Month
1.53"
(38.86mm)
1.87"
(47.50mm)
-0.34"
(-8.64mm)
35th Driest
Driest since:
2003
94th Wettest
Wettest since:
1914
Jun–Jul 1928
2-Month
2.29"
(58.17mm)
2.81"
(71.37mm)
-0.52"
(-13.20mm)
29th Driest
Driest since:
1980
100th Wettest
Wettest since:
1921
Ties: 2000
May–Jul 1928
3-Month
4.36"
(110.74mm)
3.93"
(99.82mm)
0.43"
(10.92mm)
102nd Driest
Driest since:
2002
27th Wettest
Wettest since:
2015
Apr–Jul 1928
4-Month
4.98"
(126.49mm)
4.99"
(126.75mm)
-0.01"
(-0.26mm)
76th Driest
Driest since:
2002
53rd Wettest
Wettest since:
1914
Ties: 1968, 1979
Mar–Jul 1928
5-Month
5.94"
(150.88mm)
6.14"
(155.96mm)
-0.20"
(-5.08mm)
67th Driest
Driest since:
2002
62nd Wettest
Wettest since:
1941
Ties: 1903
Feb–Jul 1928
6-Month
7.14"
(181.36mm)
7.14"
(181.36mm)
0.00"
(0.00mm)
69th Driest
Driest since:
2002
60th Wettest
Wettest since:
1941
Jan–Jul 1928
7-Month
7.36"
(186.94mm)
8.12"
(206.25mm)
-0.76"
(-19.31mm)
50th Driest
Driest since:
2002
79th Wettest
Wettest since:
1905
Dec 1927–Jul 1928
8-Month
8.44"
(214.38mm)
9.13"
(231.90mm)
-0.69"
(-17.52mm)
52nd Driest
Driest since:
2002
76th Wettest
Wettest since:
1941
Ties: 2007
Nov 1927–Jul 1928
9-Month
9.13"
(231.90mm)
10.02"
(254.51mm)
-0.89"
(-22.61mm)
51st Driest
Driest since:
2002
77th Wettest
Wettest since:
1941
Oct 1927–Jul 1928
10-Month
9.83"
(249.68mm)
11.15"
(283.21mm)
-1.32"
(-33.53mm)
43rd Driest
Driest since:
2002
85th Wettest
Wettest since:
1941
Sep 1927–Jul 1928
11-Month
12.39"
(314.71mm)
12.52"
(318.01mm)
-0.13"
(-3.30mm)
70th Driest
Driest since:
2002
58th Wettest
Wettest since:
1941
Aug 1927–Jul 1928
12-Month
14.76"
(374.90mm)
14.53"
(369.06mm)
0.23"
(5.84mm)
72nd Driest
Driest since:
2002
56th Wettest
Wettest since:
1941
Feb 1927–Jul 1928
18-Month
23.08"
(586.23mm)
21.67"
(550.42mm)
1.41"
(35.81mm)
94th Driest
Driest since:
2002
34th Wettest
Wettest since:
1942
Aug 1926–Jul 1928
24-Month
29.86"
(758.44mm)
29.06"
(738.12mm)
0.80"
(20.32mm)
86th Driest
Driest since:
2003
41st Wettest
Wettest since:
1942
Aug 1925–Jul 1928
36-Month
46.39"
(1,178.31mm)
43.55"
(1,106.17mm)
2.84"
(72.14mm)
100th Driest
Driest since:
1956
26th Wettest
Wettest since:
1907
Aug 1924–Jul 1928
48-Month
57.65"
(1,464.31mm)
58.02"
(1,473.71mm)
-0.37"
(-9.40mm)
66th Driest
Driest since:
1956
59th Wettest
Wettest since:
1986
Aug 1923–Jul 1928
60-Month
73.24"
(1,860.30mm)
72.50"
(1,841.50mm)
0.74"
(18.80mm)
75th Driest
Driest since:
1904
49th Wettest
Wettest since:
1987

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