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 1906

View Period (Months):
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Wettest/Driest
Since
Record
August 1906
1-Month
2.34"
(59.44mm)
2.02"
(51.31mm)
0.32"
(8.13mm)
93rd Driest
Driest since:
1962
36th Wettest
Wettest since:
1963
Ties: 2005
Jul–Aug 1906
2-Month
4.66"
(118.36mm)
3.89"
(98.81mm)
0.77"
(19.55mm)
108th Driest
Driest since:
2020
21st Wettest
Wettest to Date
1921
Jun–Aug 1906
3-Month
5.07"
(128.78mm)
4.83"
(122.68mm)
0.24"
(6.10mm)
78th Driest
Driest since:
2020
51st Wettest
Wettest since:
1921
Ties: 2013
May–Aug 1906
4-Month
6.14"
(155.96mm)
5.94"
(150.88mm)
0.20"
(5.08mm)
80th Driest
Driest since:
2020
49th Wettest
Wettest since:
1921
Ties: 1990
Apr–Aug 1906
5-Month
8.23"
(209.04mm)
7.00"
(177.80mm)
1.23"
(31.24mm)
111th Driest
Driest since:
2020
18th Wettest
Wettest since:
1999
Mar–Aug 1906
6-Month
10.52"
(267.21mm)
8.15"
(207.01mm)
2.37"
(60.20mm)
124th Driest
Driest since:
2002
5th Wettest
Wettest to Date
1941
Feb–Aug 1906
7-Month
11.37"
(288.80mm)
9.16"
(232.66mm)
2.21"
(56.14mm)
123rd Driest
Driest since:
2002
6th Wettest
Wettest since:
1941
Jan–Aug 1906
8-Month
12.31"
(312.67mm)
10.14"
(257.56mm)
2.17"
(55.11mm)
120th Driest
Driest since:
2002
9th Wettest
Wettest since:
1941
Dec 1905–Aug 1906
9-Month
13.12"
(333.25mm)
11.15"
(283.21mm)
1.97"
(50.04mm)
112th Driest
Driest since:
2002
16th Wettest
Wettest since:
1941
Nov 1905–Aug 1906
10-Month
15.67"
(398.02mm)
12.04"
(305.82mm)
3.63"
(92.20mm)
124th Driest
Driest since:
2002
4th Wettest
Wettest to Date
1941
Oct 1905–Aug 1906
11-Month
16.17"
(410.72mm)
13.17"
(334.52mm)
3.00"
(76.20mm)
116th Driest
Driest since:
2002
12th Wettest
Wettest since:
1941
Sep 1905–Aug 1906
12-Month
18.03"
(457.96mm)
14.54"
(369.32mm)
3.49"
(88.64mm)
120th Driest
Driest since:
2002
8th Wettest
Wettest since:
1941
Mar 1905–Aug 1906
18-Month
28.24"
(717.30mm)
22.69"
(576.33mm)
5.55"
(140.97mm)
124th Driest
Driest since:
2002
4th Wettest
Wettest to Date
1942
Sep 1904–Aug 1906
24-Month
36.51"
(927.35mm)
29.09"
(738.89mm)
7.42"
(188.46mm)
125th Driest
Driest since:
2003
2nd Wettest
Wettest to Date
1942
Sep 1903–Aug 1906
36-Month
48.06"
(1,220.72mm)
43.58"
(1,106.93mm)
4.48"
(113.79mm)
110th Driest
Driest since:
1956
16th Wettest
Wettest to Date
1907
Sep 1902–Aug 1906
48-Month
61.62"
(1,565.15mm)
58.05"
(1,474.47mm)
3.57"
(90.68mm)
96th Driest
Driest since:
1956
29th Wettest
Wettest to Date
1986
Sep 1901–Aug 1906
60-Month
71.88"
(1,825.75mm)
72.53"
(1,842.26mm)
-0.65"
(-16.51mm)
63rd Driest
Driest since:
2004
61st Wettest
Wettest to Date
1987

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