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, May 1941

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
May 1941
1-Month
2.09"
(53.09mm)
1.11"
(28.19mm)
0.98"
(24.90mm)
124th Driest
Driest since:
1974
5th Wettest
Wettest to Date
2015
Apr–May 1941
2-Month
4.50"
(114.30mm)
2.17"
(55.12mm)
2.33"
(59.18mm)
128th Driest
Driest since:
2002
1st Wettest
Wettest to Date
1941
Mar–May 1941
3-Month
6.90"
(175.26mm)
3.33"
(84.58mm)
3.57"
(90.68mm)
128th Driest
Driest since:
2002
1st Wettest
Wettest to Date
1941
Feb–May 1941
4-Month
8.27"
(210.06mm)
4.33"
(109.98mm)
3.94"
(100.08mm)
127th Driest
Driest since:
2002
2nd Wettest
Wettest since:
1905
Jan–May 1941
5-Month
9.64"
(244.86mm)
5.31"
(134.87mm)
4.33"
(109.99mm)
127th Driest
Driest since:
1972
2nd Wettest
Wettest since:
1905
Dec 1940–May 1941
6-Month
11.51"
(292.35mm)
6.32"
(160.53mm)
5.19"
(131.82mm)
126th Driest
Driest since:
2002
2nd Wettest
Wettest since:
1905
Nov 1940–May 1941
7-Month
12.79"
(324.87mm)
7.21"
(183.13mm)
5.58"
(141.74mm)
127th Driest
Driest since:
2002
1st Wettest
Wettest to Date
1941
Oct 1940–May 1941
8-Month
13.90"
(353.06mm)
8.34"
(211.84mm)
5.56"
(141.22mm)
127th Driest
Driest since:
2002
1st Wettest
Wettest to Date
1941
Sep 1940–May 1941
9-Month
16.29"
(413.77mm)
9.71"
(246.63mm)
6.58"
(167.14mm)
127th Driest
Driest since:
2002
1st Wettest
Wettest to Date
1941
Aug 1940–May 1941
10-Month
18.01"
(457.45mm)
11.72"
(297.69mm)
6.29"
(159.76mm)
127th Driest
Driest since:
2002
1st Wettest
Wettest to Date
1941
Jul 1940–May 1941
11-Month
19.15"
(486.41mm)
13.59"
(345.19mm)
5.56"
(141.22mm)
127th Driest
Driest since:
2021
1st Wettest
Wettest to Date
1941
Jun 1940–May 1941
12-Month
19.96"
(506.98mm)
14.53"
(369.06mm)
5.43"
(137.92mm)
126th Driest
Driest since:
2021
2nd Wettest
Wettest since:
1905
Dec 1939–May 1941
18-Month
26.12"
(663.45mm)
20.86"
(529.84mm)
5.26"
(133.61mm)
122nd Driest
Driest since:
2021
5th Wettest
Wettest since:
1942
Jun 1939–May 1941
24-Month
32.86"
(834.64mm)
29.05"
(737.87mm)
3.81"
(96.77mm)
108th Driest
Driest since:
2021
19th Wettest
Wettest since:
1942
Jun 1938–May 1941
36-Month
46.54"
(1,182.12mm)
43.54"
(1,105.92mm)
3.00"
(76.20mm)
99th Driest
Driest since:
2022
27th Wettest
Wettest since:
1907
Jun 1937–May 1941
48-Month
60.85"
(1,545.59mm)
58.01"
(1,473.45mm)
2.84"
(72.14mm)
96th Driest
Driest since:
1904
29th Wettest
Wettest since:
1986
Jun 1936–May 1941
60-Month
76.43"
(1,941.32mm)
72.48"
(1,840.99mm)
3.95"
(100.33mm)
95th Driest
Driest since:
1957
29th Wettest
Wettest since:
1987

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