Regional Rankings

Regional Data Info
Please note, Palmer Indices are not available for NWS Regions. Degree Days are not available for Great Plains, Souther Plains and Gulf Coast Rockies and Westward, River Basins, or Agricultural Belts. 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 1973

View Period (Months):
Download: CSV JSON XML
  • Record Driest
  • Bottom ⅒
  • Bottom ⅓
  • Normal
  • Top ⅓
  • Top ⅒
  • Record Wettest
PeriodValue1901-2000
Mean
AnomalyRank
(1895-2022)
Wettest/Driest
Since
Record
May 1973
1-Month
1.34"
(34.04mm)
1.11"
(28.19mm)
0.23"
(5.85mm)
96th Driest
Driest since:
1974
33rd Wettest
Wettest since:
2015
Apr–May 1973
2-Month
2.42"
(61.47mm)
2.17"
(55.12mm)
0.25"
(6.35mm)
89th Driest
Driest since:
2002
40th Wettest
Wettest since:
1941
Ties: 2011
Mar–May 1973
3-Month
4.73"
(120.14mm)
3.33"
(84.58mm)
1.40"
(35.56mm)
120th Driest
Driest since:
2002
9th Wettest
Wettest since:
1941
Feb–May 1973
4-Month
5.89"
(149.61mm)
4.33"
(109.98mm)
1.56"
(39.63mm)
119th Driest
Driest since:
2002
10th Wettest
Wettest since:
1905
Jan–May 1973
5-Month
6.74"
(171.20mm)
5.31"
(134.87mm)
1.43"
(36.33mm)
111th Driest
Driest since:
1972
18th Wettest
Wettest since:
1905
Dec 1972–May 1973
6-Month
8.00"
(203.20mm)
6.32"
(160.53mm)
1.68"
(42.67mm)
109th Driest
Driest since:
2002
19th Wettest
Wettest since:
1905
Nov 1972–May 1973
7-Month
9.36"
(237.74mm)
7.21"
(183.13mm)
2.15"
(54.61mm)
115th Driest
Driest since:
2002
13th Wettest
Wettest since:
1941
Oct 1972–May 1973
8-Month
12.88"
(327.15mm)
8.34"
(211.84mm)
4.54"
(115.31mm)
125th Driest
Driest since:
2002
3rd Wettest
Wettest since:
1941
Sep 1972–May 1973
9-Month
14.58"
(370.33mm)
9.71"
(246.63mm)
4.87"
(123.70mm)
125th Driest
Driest since:
2002
3rd Wettest
Wettest since:
1941
Aug 1972–May 1973
10-Month
16.77"
(425.96mm)
11.72"
(297.69mm)
5.05"
(128.27mm)
125th Driest
Driest since:
2002
3rd Wettest
Wettest since:
1941
Jul 1972–May 1973
11-Month
18.20"
(462.28mm)
13.59"
(345.19mm)
4.61"
(117.09mm)
125th Driest
Driest since:
2021
3rd Wettest
Wettest since:
1941
Jun 1972–May 1973
12-Month
19.67"
(499.62mm)
14.53"
(369.06mm)
5.14"
(130.56mm)
125th Driest
Driest since:
2021
3rd Wettest
Wettest since:
1905
Ties: 1985
Dec 1971–May 1973
18-Month
23.00"
(584.20mm)
20.86"
(529.84mm)
2.14"
(54.36mm)
101st Driest
Driest since:
2021
26th Wettest
Wettest since:
1942
Jun 1971–May 1973
24-Month
31.80"
(807.72mm)
29.05"
(737.87mm)
2.75"
(69.85mm)
103rd Driest
Driest since:
2021
24th Wettest
Wettest since:
1942
Jun 1970–May 1973
36-Month
44.43"
(1,128.52mm)
43.54"
(1,105.92mm)
0.89"
(22.60mm)
85th Driest
Driest since:
2022
41st Wettest
Wettest since:
1907
Jun 1969–May 1973
48-Month
59.17"
(1,502.92mm)
58.01"
(1,473.45mm)
1.16"
(29.47mm)
82nd Driest
Driest since:
1904
43rd Wettest
Wettest since:
1986
Jun 1968–May 1973
60-Month
73.04"
(1,855.22mm)
72.48"
(1,840.99mm)
0.56"
(14.23mm)
73rd Driest
Driest since:
1957
51st Wettest
Wettest since:
1987

Citing This Page