National Rankings

National Data Info
Please note, Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.

Contiguous U.S.

July 1972 Precipitation Rankings

View Period (Months):
  • Record Driest
  • Bottom ⅒
  • Bottom ⅓
  • Normal
  • Top ⅓
  • Top ⅒
  • Record Wettest
PeriodValue
1901-2000
Mean
AnomalyRank
(1895-2025)
Driest/Wettest
Since
Record
July 1972
1-Month
2.93in
(74.42mm)
2.78in
(70.61mm)
0.15in85th Driest
Driest since:
1930
46th Wettest
Wettest since:
1950, 1958
Ties: 1897
Jun–Jul 1972
2-Month
6.03in
(153.16mm)
5.70in
(144.78mm)
0.33in94th Driest
Driest since:
1930
37th Wettest
Wettest since:
1928
Ties: 1904, 1908, 1961
May–Jul 1972
3-Month
8.98in
(228.09mm)
8.61in
(218.69mm)
0.37in79th Driest
Driest since:
1988
52nd Wettest
Wettest since:
2015
Ties: 1902
Apr–Jul 1972
4-Month
11.24in
(285.50mm)
11.13in
(282.70mm)
0.11in61st Driest
Driest since:
1934
70th Wettest
Wettest since:
2015
Mar–Jul 1972
5-Month
13.37in
(339.60mm)
13.63in
(346.20mm)
-0.26in49th Driest
Driest since:
1934, 1936
82nd Wettest
Wettest since:
1973
Feb–Jul 1972
6-Month
15.17in
(385.32mm)
15.77in
(400.56mm)
-0.60in39th Driest
Driest since:
1934
92nd Wettest
Wettest since:
2019
Jan–Jul 1972
7-Month
17.50in
(444.50mm)
18.08in
(459.23mm)
-0.58in38th Driest
Driest since:
1934
93rd Wettest
Wettest since:
2019
Dec 1971–Jul 1972
8-Month
20.70in
(525.78mm)
20.42in
(518.67mm)
0.28in64th Driest
Driest since:
1931
66th Wettest
Wettest since:
2019
Nov 1971–Jul 1972
9-Month
22.73in
(577.34mm)
22.65in
(575.31mm)
0.08in61st Driest
Driest since:
1934
69th Wettest
Wettest since:
2019
Oct 1971–Jul 1972
10-Month
25.45in
(646.43mm)
24.82in
(630.43mm)
0.63in75th Driest
Driest since:
1934
55th Wettest
Wettest since:
2019
Sep 1971–Jul 1972
11-Month
28.28in
(718.31mm)
27.31in
(693.67mm)
0.97in81st Driest
Driest since:
1934
49th Wettest
Wettest since:
2019
Aug 1971–Jul 1972
12-Month
31.03in
(788.16mm)
29.93in
(760.22mm)
1.10in88th Driest
Driest since:
1918
42nd Wettest
Wettest since:
2019
Ties: 1941
Feb 1971–Jul 1972
18-Month
45.79in
(1,163.07mm)
45.72in0.07in62nd Driest
Driest since:
1931
68th Wettest
Wettest since:
2019
Aug 1970–Jul 1972
24-Month
60.55in
(1,537.97mm)
59.89in0.66in68th Driest
Driest since:
1918
61st Wettest
Wettest since:
2020
Aug 1969–Jul 1972
36-Month
89.32in
(2,268.73mm)
89.83in-0.51in53rd Driest
Driest since:
1956
75th Wettest
Wettest since:
2019
Aug 1968–Jul 1972
48-Month
120.99in
(3,073.15mm)
119.71in1.28in69th Driest
Driest since:
1956
58th Wettest
Wettest since:
2019
Aug 1967–Jul 1972
60-Month
150.48in
(3,822.19mm)
149.56in0.92in65th Driest
Driest since:
1934
61st Wettest
Wettest since:
2019

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