National Rankings

National Data Info
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.

Precipitation Rankings, July 1952

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  • Record Wettest
PeriodValue1901-2000
Mean
AnomalyRank
(1895-2022)
Wettest/Driest
Since
Record
July 1952
1-Month
2.39"
(60.71mm)
2.78"
(70.61mm)
-0.39"
(-9.90mm)
16th Driest
Driest since:
1930
113th Wettest
Wettest since:
1950, 1958
Jun–Jul 1952
2-Month
4.59"
(116.59mm)
5.70"
(144.78mm)
-1.11"
(-28.19mm)
8th Driest
Driest since:
1930
121st Wettest
Wettest since:
1928
May–Jul 1952
3-Month
7.28"
(184.91mm)
8.62"
(218.95mm)
-1.34"
(-34.04mm)
10th Driest
Driest since:
1988
119th Wettest
Wettest since:
2015
Apr–Jul 1952
4-Month
9.68"
(245.87mm)
11.13"
(282.70mm)
-1.45"
(-36.83mm)
11th Driest
Driest since:
1934
118th Wettest
Wettest since:
2015
Mar–Jul 1952
5-Month
12.61"
(320.29mm)
13.64"
(346.46mm)
-1.03"
(-26.17mm)
24th Driest
Driest since:
1936
105th Wettest
Wettest since:
1973
Feb–Jul 1952
6-Month
14.61"
(371.09mm)
15.78"
(400.81mm)
-1.17"
(-29.72mm)
25th Driest
Driest since:
1934
104th Wettest
Wettest since:
2019
Jan–Jul 1952
7-Month
17.05"
(433.07mm)
18.09"
(459.49mm)
-1.04"
(-26.42mm)
30th Driest
Driest since:
1934
99th Wettest
Wettest since:
2019
Dec 1951–Jul 1952
8-Month
20.17"
(512.32mm)
20.44"
(519.18mm)
-0.27"
(-6.86mm)
52nd Driest
Driest since:
1931
76th Wettest
Wettest since:
2019
Nov 1951–Jul 1952
9-Month
22.60"
(574.04mm)
22.66"
(575.56mm)
-0.06"
(-1.52mm)
58th Driest
Driest since:
1934
70th Wettest
Wettest since:
2019
Oct 1951–Jul 1952
10-Month
24.90"
(632.46mm)
24.83"
(630.68mm)
0.07"
(1.78mm)
58th Driest
Driest since:
1934
70th Wettest
Wettest since:
2019
Ties: 1990
Sep 1951–Jul 1952
11-Month
27.47"
(697.74mm)
27.33"
(694.18mm)
0.14"
(3.56mm)
60th Driest
Driest since:
1934
68th Wettest
Wettest since:
2019
Ties: 1965
Aug 1951–Jul 1952
12-Month
30.08"
(764.03mm)
29.95"
(760.73mm)
0.13"
(3.30mm)
58th Driest
Driest since:
1918
70th Wettest
Wettest since:
2019
Feb 1951–Jul 1952
18-Month
45.96"
(1,167.38mm)
45.74"
(1,161.80mm)
0.22"
(5.58mm)
63rd Driest
Driest since:
1931
65th Wettest
Wettest since:
2019
Aug 1950–Jul 1952
24-Month
59.47"
(1,510.54mm)
59.92"
(1,521.97mm)
-0.45"
(-11.43mm)
55th Driest
Driest since:
1918
72nd Wettest
Wettest since:
2020
Aug 1949–Jul 1952
36-Month
90.09"
(2,288.29mm)
89.88"
(2,282.95mm)
0.21"
(5.34mm)
63rd Driest
Driest since:
1956
63rd Wettest
Wettest since:
2019
Aug 1948–Jul 1952
48-Month
121.04"
(3,074.42mm)
119.78"
(3,042.41mm)
1.26"
(32.01mm)
66th Driest
Driest since:
1956
59th Wettest
Wettest since:
2019
Aug 1947–Jul 1952
60-Month
151.76"
(3,854.70mm)
149.64"
(3,800.86mm)
2.12"
(53.84mm)
73rd Driest
Driest since:
1934
51st Wettest
Wettest since:
2019

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