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 1934

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
July 1934
1-Month
2.07"
(52.58mm)
2.78"
(70.61mm)
-0.71"
(-18.03mm)
5th Driest
Driest since:
1930
124th Wettest
Wettest since:
1950, 1958
Jun–Jul 1934
2-Month
4.66"
(118.36mm)
5.70"
(144.78mm)
-1.04"
(-26.42mm)
10th Driest
Driest since:
1930
119th Wettest
Wettest since:
1928
May–Jul 1934
3-Month
6.47"
(164.34mm)
8.62"
(218.95mm)
-2.15"
(-54.61mm)
2nd Driest
Driest since:
1988
127th Wettest
Wettest since:
2015
Ties: 1936
Apr–Jul 1934
4-Month
8.24"
(209.30mm)
11.13"
(282.70mm)
-2.89"
(-73.40mm)
1st Driest
Driest since:
1934
128th Wettest
Wettest since:
2015
Mar–Jul 1934
5-Month
10.58"
(268.73mm)
13.64"
(346.46mm)
-3.06"
(-77.73mm)
2nd Driest
Driest since:
1936
127th Wettest
Wettest since:
1973
Feb–Jul 1934
6-Month
12.23"
(310.64mm)
15.78"
(400.81mm)
-3.55"
(-90.17mm)
1st Driest
Driest since:
1934
128th Wettest
Wettest since:
2019
Jan–Jul 1934
7-Month
14.05"
(356.87mm)
18.09"
(459.49mm)
-4.04"
(-102.62mm)
1st Driest
Driest since:
1934
128th Wettest
Wettest since:
2019
Dec 1933–Jul 1934
8-Month
16.71"
(424.43mm)
20.44"
(519.18mm)
-3.73"
(-94.75mm)
2nd Driest
Driest since:
1931
126th Wettest
Wettest since:
2019
Nov 1933–Jul 1934
9-Month
17.76"
(451.10mm)
22.66"
(575.56mm)
-4.90"
(-124.46mm)
1st Driest
Driest since:
1934
127th Wettest
Wettest since:
2019
Oct 1933–Jul 1934
10-Month
19.42"
(493.27mm)
24.83"
(630.68mm)
-5.41"
(-137.41mm)
1st Driest
Driest since:
1934
127th Wettest
Wettest since:
2019
Sep 1933–Jul 1934
11-Month
21.82"
(554.23mm)
27.33"
(694.18mm)
-5.51"
(-139.95mm)
1st Driest
Driest since:
1934
127th Wettest
Wettest since:
2019
Aug 1933–Jul 1934
12-Month
24.68"
(626.87mm)
29.95"
(760.73mm)
-5.27"
(-133.86mm)
2nd Driest
Driest since:
1918
126th Wettest
Wettest since:
2019
Feb 1933–Jul 1934
18-Month
39.30"
(998.22mm)
45.74"
(1,161.80mm)
-6.44"
(-163.58mm)
4th Driest
Driest since:
1931
124th Wettest
Wettest since:
2019
Aug 1932–Jul 1934
24-Month
53.98"
(1,371.09mm)
59.92"
(1,521.97mm)
-5.94"
(-150.88mm)
7th Driest
Driest since:
1918
120th Wettest
Wettest since:
2020
Aug 1931–Jul 1934
36-Month
84.59"
(2,148.59mm)
89.88"
(2,282.95mm)
-5.29"
(-134.36mm)
14th Driest
Driest since:
1956
112th Wettest
Wettest since:
2019
Aug 1930–Jul 1934
48-Month
109.67"
(2,785.62mm)
119.78"
(3,042.41mm)
-10.11"
(-256.79mm)
3rd Driest
Driest since:
1956
122nd Wettest
Wettest since:
2019
Aug 1929–Jul 1934
60-Month
136.41"
(3,464.81mm)
149.64"
(3,800.86mm)
-13.23"
(-336.05mm)
1st Driest
Driest since:
1934
123rd Wettest
Wettest since:
2019

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