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 1904

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 1904
1-Month
1.67"
(42.42mm)
1.87"
(47.50mm)
-0.20"
(-5.08mm)
45th Driest
Driest since:
2003
84th Wettest
Wettest since:
1914
Jun–Jul 1904
2-Month
2.88"
(73.15mm)
2.81"
(71.37mm)
0.07"
(1.78mm)
70th Driest
Driest since:
1980
59th Wettest
Wettest since:
1921
May–Jul 1904
3-Month
4.19"
(106.43mm)
3.93"
(99.82mm)
0.26"
(6.61mm)
89th Driest
Driest since:
2002
40th Wettest
Wettest since:
2015
Ties: 1908
Apr–Jul 1904
4-Month
4.68"
(118.87mm)
4.99"
(126.75mm)
-0.31"
(-7.88mm)
54th Driest
Driest since:
2002
75th Wettest
Wettest since:
1914
Mar–Jul 1904
5-Month
5.75"
(146.05mm)
6.14"
(155.96mm)
-0.39"
(-9.91mm)
58th Driest
Driest since:
2002
71st Wettest
Wettest since:
1941
Feb–Jul 1904
6-Month
6.41"
(162.81mm)
7.14"
(181.36mm)
-0.73"
(-18.55mm)
46th Driest
Driest since:
2002
83rd Wettest
Wettest since:
1941
Ties: 1996
Jan–Jul 1904
7-Month
6.78"
(172.21mm)
8.12"
(206.25mm)
-1.34"
(-34.04mm)
31st Driest
Driest since:
2002
98th Wettest
Wettest since:
1905
Ties: 1970
Dec 1903–Jul 1904
8-Month
6.98"
(177.29mm)
9.13"
(231.90mm)
-2.15"
(-54.61mm)
13th Driest
Driest since:
2002
115th Wettest
Wettest since:
1941
Nov 1903–Jul 1904
9-Month
7.15"
(181.61mm)
10.02"
(254.51mm)
-2.87"
(-72.90mm)
7th Driest
Driest since:
2002
121st Wettest
Wettest since:
1941
Oct 1903–Jul 1904
10-Month
7.67"
(194.82mm)
11.15"
(283.21mm)
-3.48"
(-88.39mm)
5th Driest
Driest since:
2002
123rd Wettest
Wettest since:
1941
Sep 1903–Jul 1904
11-Month
9.10"
(231.14mm)
12.52"
(318.01mm)
-3.42"
(-86.87mm)
9th Driest
Driest since:
2002
119th Wettest
Wettest since:
1941
Aug 1903–Jul 1904
12-Month
10.49"
(266.45mm)
14.53"
(369.06mm)
-4.04"
(-102.61mm)
6th Driest
Driest since:
2002
122nd Wettest
Wettest since:
1941
Ties: 1963
Feb 1903–Jul 1904
18-Month
17.80"
(452.12mm)
21.67"
(550.42mm)
-3.87"
(-98.30mm)
13th Driest
Driest since:
2002
115th Wettest
Wettest since:
1942
Aug 1902–Jul 1904
24-Month
24.60"
(624.84mm)
29.06"
(738.12mm)
-4.46"
(-113.28mm)
18th Driest
Driest since:
2003
109th Wettest
Wettest since:
1942
Aug 1901–Jul 1904
36-Month
34.83"
(884.68mm)
43.55"
(1,106.17mm)
-8.72"
(-221.49mm)
3rd Driest
Driest since:
1956
123rd Wettest
Wettest since:
1907
Ties: 2022
Aug 1900–Jul 1904
48-Month
47.43"
(1,204.72mm)
58.02"
(1,473.71mm)
-10.59"
(-268.99mm)
3rd Driest
Driest since:
1956
122nd Wettest
Wettest since:
1986
Aug 1899–Jul 1904
60-Month
59.51"
(1,511.55mm)
72.50"
(1,841.50mm)
-12.99"
(-329.95mm)
1st Driest
Driest since:
1904
123rd Wettest
Wettest since:
1987

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