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, August 1913

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
August 1913
1-Month
1.45"
(36.83mm)
2.02"
(51.31mm)
-0.57"
(-14.48mm)
25th Driest
Driest since:
1962
104th Wettest
Wettest since:
1963
Ties: 1899
Jul–Aug 1913
2-Month
3.10"
(78.74mm)
3.89"
(98.81mm)
-0.79"
(-20.07mm)
23rd Driest
Driest since:
2020
106th Wettest
Wettest since:
1921
Jun–Aug 1913
3-Month
4.61"
(117.09mm)
4.83"
(122.68mm)
-0.22"
(-5.59mm)
57th Driest
Driest since:
2020
72nd Wettest
Wettest since:
1921
May–Aug 1913
4-Month
4.99"
(126.75mm)
5.94"
(150.88mm)
-0.95"
(-24.13mm)
25th Driest
Driest since:
2020
104th Wettest
Wettest since:
1921
Apr–Aug 1913
5-Month
5.89"
(149.61mm)
7.00"
(177.80mm)
-1.11"
(-28.19mm)
23rd Driest
Driest since:
2020
106th Wettest
Wettest since:
1999
Mar–Aug 1913
6-Month
6.51"
(165.35mm)
8.15"
(207.01mm)
-1.64"
(-41.66mm)
17th Driest
Driest since:
2002
112th Wettest
Wettest since:
1941
Feb–Aug 1913
7-Month
8.14"
(206.76mm)
9.16"
(232.66mm)
-1.02"
(-25.90mm)
30th Driest
Driest since:
2002
99th Wettest
Wettest since:
1941
Ties: 1933, 1970
Jan–Aug 1913
8-Month
8.83"
(224.28mm)
10.14"
(257.56mm)
-1.31"
(-33.28mm)
33rd Driest
Driest since:
2002
96th Wettest
Wettest since:
1941
Dec 1912–Aug 1913
9-Month
9.40"
(238.76mm)
11.15"
(283.21mm)
-1.75"
(-44.45mm)
26th Driest
Driest since:
2002
102nd Wettest
Wettest since:
1941
Nov 1912–Aug 1913
10-Month
9.73"
(247.14mm)
12.04"
(305.82mm)
-2.31"
(-58.68mm)
16th Driest
Driest since:
2002
112th Wettest
Wettest since:
1941
Oct 1912–Aug 1913
11-Month
11.55"
(293.37mm)
13.17"
(334.52mm)
-1.62"
(-41.15mm)
36th Driest
Driest since:
2002
92nd Wettest
Wettest since:
1941
Ties: 1901
Sep 1912–Aug 1913
12-Month
12.40"
(314.96mm)
14.54"
(369.32mm)
-2.14"
(-54.36mm)
28th Driest
Driest since:
2002
100th Wettest
Wettest since:
1941
Mar 1912–Aug 1913
18-Month
22.54"
(572.52mm)
22.69"
(576.33mm)
-0.15"
(-3.81mm)
74th Driest
Driest since:
2002
54th Wettest
Wettest since:
1942
Ties: 1969
Sep 1911–Aug 1913
24-Month
28.68"
(728.47mm)
29.09"
(738.89mm)
-0.41"
(-10.42mm)
72nd Driest
Driest since:
2003
55th Wettest
Wettest since:
1942
Sep 1910–Aug 1913
36-Month
43.93"
(1,115.82mm)
43.58"
(1,106.93mm)
0.35"
(8.89mm)
78th Driest
Driest since:
1956
48th Wettest
Wettest since:
1907
Sep 1909–Aug 1913
48-Month
56.29"
(1,429.77mm)
58.05"
(1,474.47mm)
-1.76"
(-44.70mm)
56th Driest
Driest since:
1956
69th Wettest
Wettest since:
1986
Sep 1908–Aug 1913
60-Month
72.21"
(1,834.13mm)
72.53"
(1,842.26mm)
-0.32"
(-8.13mm)
65th Driest
Driest since:
2004
59th Wettest
Wettest since:
1987

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