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 1945 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 1945
1-Month
3.05in
(77.47mm)
2.78in
(70.61mm)
0.27in102nd Driest
Driest since:
1930
29th Wettest
Wettest since:
1950, 1958
Jun–Jul 1945
2-Month
6.46in
(164.08mm)
5.70in
(144.78mm)
0.76in115th Driest
Driest since:
1930
16th Wettest
Wettest since:
1928
May–Jul 1945
3-Month
9.33in
(236.98mm)
8.61in
(218.69mm)
0.72in102nd Driest
Driest since:
1988
29th Wettest
Wettest since:
2015
Ties: 1916
Apr–Jul 1945
4-Month
12.38in
(314.45mm)
11.13in
(282.70mm)
1.25in114th Driest
Driest since:
1934
17th Wettest
Wettest since:
2015
Mar–Jul 1945
5-Month
15.50in
(393.70mm)
13.63in
(346.20mm)
1.87in120th Driest
Driest since:
1934, 1936
11th Wettest
Wettest since:
1973
Feb–Jul 1945
6-Month
18.25in
(463.55mm)
15.77in
(400.56mm)
2.48in126th Driest
Driest since:
1934
5th Wettest
Wettest since:
2019
Jan–Jul 1945
7-Month
20.05in
(509.27mm)
18.08in
(459.23mm)
1.97in117th Driest
Driest since:
1934
14th Wettest
Wettest since:
2019
Dec 1944–Jul 1945
8-Month
22.11in
(561.59mm)
20.42in
(518.67mm)
1.69in107th Driest
Driest since:
1931
23rd Wettest
Wettest since:
2019
Ties: 1912
Nov 1944–Jul 1945
9-Month
24.79in
(629.67mm)
22.65in
(575.31mm)
2.14in114th Driest
Driest since:
1934
16th Wettest
Wettest since:
2019
Oct 1944–Jul 1945
10-Month
26.13in
(663.70mm)
24.82in
(630.43mm)
1.31in92nd Driest
Driest since:
1934
38th Wettest
Wettest since:
2019
Sep 1944–Jul 1945
11-Month
28.52in
(724.41mm)
27.31in
(693.67mm)
1.21in90th Driest
Driest since:
1934
40th Wettest
Wettest since:
2019
Aug 1944–Jul 1945
12-Month
31.48in
(799.59mm)
29.93in
(760.22mm)
1.55in94th Driest
Driest since:
1918
36th Wettest
Wettest since:
2019
Feb 1944–Jul 1945
18-Month
48.79in
(1,239.27mm)
45.72in3.07in107th Driest
Driest since:
1931
23rd Wettest
Wettest since:
2019
Aug 1943–Jul 1945
24-Month
59.76in
(1,517.90mm)
59.89in-0.13in57th Driest
Driest since:
1918
72nd Wettest
Wettest since:
2020
Aug 1942–Jul 1945
36-Month
90.78in
(2,305.81mm)
89.83in0.95in73rd Driest
Driest since:
1956
55th Wettest
Wettest since:
2019
Aug 1941–Jul 1945
48-Month
123.02in
(3,124.71mm)
119.71in3.31in92nd Driest
Driest since:
1956
35th Wettest
Wettest since:
2019
Aug 1940–Jul 1945
60-Month
154.05in
(3,912.87mm)
149.56in4.49in91st Driest
Driest since:
1934
35th Wettest
Wettest since:
2019

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