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 1946 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 1946
1-Month
2.57in
(65.28mm)
2.78in
(70.61mm)
-0.21in28th Driest
Driest since:
1930
103rd Wettest
Wettest since:
1950, 1958
Ties: 1929
Jun–Jul 1946
2-Month
5.45in
(138.43mm)
5.70in
(144.78mm)
-0.25in40th Driest
Driest since:
1930
91st Wettest
Wettest since:
1928
May–Jul 1946
3-Month
9.19in
(233.43mm)
8.61in
(218.69mm)
0.58in90th Driest
Driest since:
1988
41st Wettest
Wettest since:
2015
Apr–Jul 1946
4-Month
10.85in
(275.59mm)
11.13in
(282.70mm)
-0.28in47th Driest
Driest since:
1934
84th Wettest
Wettest since:
2015
Ties: 1903
Mar–Jul 1946
5-Month
13.52in
(343.41mm)
13.63in
(346.20mm)
-0.11in52nd Driest
Driest since:
1934, 1936
79th Wettest
Wettest since:
1973
Feb–Jul 1946
6-Month
15.58in
(395.73mm)
15.77in
(400.56mm)
-0.19in58th Driest
Driest since:
1934
73rd Wettest
Wettest since:
2019
Jan–Jul 1946
7-Month
18.11in
(459.99mm)
18.08in
(459.23mm)
0.03in65th Driest
Driest since:
1934
66th Wettest
Wettest since:
2019
Dec 1945–Jul 1946
8-Month
20.81in
(528.57mm)
20.42in
(518.67mm)
0.39in69th Driest
Driest since:
1931
61st Wettest
Wettest since:
2019
Ties: 1942
Nov 1945–Jul 1946
9-Month
23.05in
(585.47mm)
22.65in
(575.31mm)
0.40in69th Driest
Driest since:
1934
61st Wettest
Wettest since:
2019
Oct 1945–Jul 1946
10-Month
25.04in
(636.02mm)
24.82in
(630.43mm)
0.22in66th Driest
Driest since:
1934
64th Wettest
Wettest since:
2019
Sep 1945–Jul 1946
11-Month
28.48in
(723.39mm)
27.31in
(693.67mm)
1.17in89th Driest
Driest since:
1934
41st Wettest
Wettest since:
2019
Aug 1945–Jul 1946
12-Month
31.08in
(789.43mm)
29.93in
(760.22mm)
1.15in90th Driest
Driest since:
1918
40th Wettest
Wettest since:
2019
Feb 1945–Jul 1946
18-Month
49.33in
(1,252.98mm)
45.72in3.61in113th Driest
Driest since:
1931
17th Wettest
Wettest since:
2019
Aug 1944–Jul 1946
24-Month
62.56in
(1,589.02mm)
59.89in2.67in95th Driest
Driest since:
1918
34th Wettest
Wettest since:
2020
Aug 1943–Jul 1946
36-Month
90.84in
(2,307.34mm)
89.83in1.01in75th Driest
Driest since:
1956
53rd Wettest
Wettest since:
2019
Aug 1942–Jul 1946
48-Month
121.86in
(3,095.24mm)
119.71in2.15in80th Driest
Driest since:
1956
47th Wettest
Wettest since:
2019
Ties: 1906
Aug 1941–Jul 1946
60-Month
154.10in
(3,914.14mm)
149.56in4.54in92nd Driest
Driest since:
1934
34th Wettest
Wettest since:
2019

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