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, August 1924

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  • Record Wettest
PeriodValue1901-2000
Mean
AnomalyRank
(1895-2022)
Wettest/Driest
Since
Record
August 1924
1-Month
2.21"
(56.13mm)
2.62"
(66.55mm)
-0.41"
(-10.42mm)
13th Driest
Driest since:
1929
116th Wettest
Wettest since:
1977
Ties: 1936, 1956
Jul–Aug 1924
2-Month
4.58"
(116.33mm)
5.40"
(137.16mm)
-0.82"
(-20.83mm)
12th Driest
Driest since:
1930
117th Wettest
Wettest since:
1915
Jun–Aug 1924
3-Month
7.35"
(186.69mm)
8.32"
(211.33mm)
-0.97"
(-24.64mm)
15th Driest
Driest since:
1930
114th Wettest
Wettest since:
1928
May–Aug 1924
4-Month
9.77"
(248.16mm)
11.23"
(285.24mm)
-1.46"
(-37.08mm)
10th Driest
Driest since:
1936
119th Wettest
Wettest since:
1915
Apr–Aug 1924
5-Month
12.03"
(305.56mm)
13.75"
(349.25mm)
-1.72"
(-43.69mm)
11th Driest
Driest since:
1934
118th Wettest
Wettest since:
2019
Mar–Aug 1924
6-Month
14.25"
(361.95mm)
16.26"
(413.00mm)
-2.01"
(-51.05mm)
10th Driest
Driest since:
1936
119th Wettest
Wettest since:
1905
Feb–Aug 1924
7-Month
16.08"
(408.43mm)
18.40"
(467.36mm)
-2.32"
(-58.93mm)
9th Driest
Driest since:
1934
120th Wettest
Wettest since:
2019
Ties: 1931
Jan–Aug 1924
8-Month
18.08"
(459.23mm)
20.71"
(526.03mm)
-2.63"
(-66.80mm)
7th Driest
Driest since:
1934
122nd Wettest
Wettest since:
2019
Dec 1923–Aug 1924
9-Month
20.91"
(531.11mm)
23.05"
(585.47mm)
-2.14"
(-54.36mm)
14th Driest
Driest since:
1931
114th Wettest
Wettest since:
2019
Ties: 1911
Nov 1923–Aug 1924
10-Month
22.79"
(578.87mm)
25.28"
(642.11mm)
-2.49"
(-63.24mm)
14th Driest
Driest since:
1934
114th Wettest
Wettest since:
2019
Oct 1923–Aug 1924
11-Month
25.32"
(643.13mm)
27.45"
(697.23mm)
-2.13"
(-54.10mm)
19th Driest
Driest since:
1934
109th Wettest
Wettest since:
2019
Ties: 1913, 1955
Sep 1923–Aug 1924
12-Month
28.15"
(715.01mm)
29.94"
(760.48mm)
-1.79"
(-45.47mm)
28th Driest
Driest since:
1934
100th Wettest
Wettest since:
2019
Mar 1923–Aug 1924
18-Month
45.46"
(1,154.68mm)
46.22"
(1,173.99mm)
-0.76"
(-19.31mm)
43rd Driest
Driest since:
1931
85th Wettest
Wettest since:
2019
Ties: 1939
Sep 1922–Aug 1924
24-Month
57.71"
(1,465.83mm)
59.92"
(1,521.97mm)
-2.21"
(-56.14mm)
29th Driest
Driest since:
1918
98th Wettest
Wettest since:
2020
Sep 1921–Aug 1924
36-Month
88.33"
(2,243.58mm)
89.86"
(2,282.44mm)
-1.53"
(-38.86mm)
43rd Driest
Driest since:
1956
83rd Wettest
Wettest since:
2019
Sep 1920–Aug 1924
48-Month
118.05"
(2,998.47mm)
119.77"
(3,042.16mm)
-1.72"
(-43.69mm)
40th Driest
Driest since:
1956
85th Wettest
Wettest since:
2019
Sep 1919–Aug 1924
60-Month
150.13"
(3,813.30mm)
149.64"
(3,800.86mm)
0.49"
(12.44mm)
64th Driest
Driest since:
1934
60th Wettest
Wettest since:
2019

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