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 1958 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 1958
1-Month
3.86in
(98.04mm)
2.78in
(70.61mm)
1.08in130th Driest
Driest since:
1930
1st Wettest
Wettest since:
1950, 1958
Ties: 1950
Jun–Jul 1958
2-Month
7.06in
(179.32mm)
5.70in
(144.78mm)
1.36in129th Driest
Driest since:
1930
2nd Wettest
Wettest since:
1928
May–Jul 1958
3-Month
9.52in
(241.81mm)
8.61in
(218.69mm)
0.91in109th Driest
Driest since:
1988
22nd Wettest
Wettest since:
2015
Apr–Jul 1958
4-Month
12.56in
(319.02mm)
11.13in
(282.70mm)
1.43in117th Driest
Driest since:
1934
14th Wettest
Wettest since:
2015
Mar–Jul 1958
5-Month
15.22in
(386.59mm)
13.63in
(346.20mm)
1.59in116th Driest
Driest since:
1934, 1936
15th Wettest
Wettest since:
1973
Feb–Jul 1958
6-Month
17.65in
(448.31mm)
15.77in
(400.56mm)
1.88in118th Driest
Driest since:
1934
13th Wettest
Wettest since:
2019
Ties: 1922
Jan–Jul 1958
7-Month
19.94in
(506.48mm)
18.08in
(459.23mm)
1.86in114th Driest
Driest since:
1934
17th Wettest
Wettest since:
2019
Dec 1957–Jul 1958
8-Month
22.34in
(567.44mm)
20.42in
(518.67mm)
1.92in111th Driest
Driest since:
1931
19th Wettest
Wettest since:
2019
Ties: 1908
Nov 1957–Jul 1958
9-Month
25.45in
(646.43mm)
22.65in
(575.31mm)
2.80in120th Driest
Driest since:
1934
10th WettestWettest to Date2019
Oct 1957–Jul 1958
10-Month
28.20in
(716.28mm)
24.82in
(630.43mm)
3.38in120th Driest
Driest since:
1934
10th WettestWettest to Date2019
Sep 1957–Jul 1958
11-Month
31.05in
(788.67mm)
27.31in
(693.67mm)
3.74in125th Driest
Driest since:
1934
5th WettestWettest to Date2019
Aug 1957–Jul 1958
12-Month
33.24in
(844.30mm)
29.93in
(760.22mm)
3.31in119th Driest
Driest since:
1918
11th Wettest
Wettest since:
2019
Feb 1957–Jul 1958
18-Month
51.65in
(1,311.91mm)
45.72in5.93in128th Driest
Driest since:
1931
2nd WettestWettest to Date2019
Aug 1956–Jul 1958
24-Month
62.78in
(1,594.61mm)
59.89in2.89in98th Driest
Driest since:
1918
31st Wettest
Wettest since:
2020
Aug 1955–Jul 1958
36-Month
90.19in
(2,290.83mm)
89.83in0.36in65th Driest
Driest since:
1956
63rd Wettest
Wettest since:
2019
Aug 1954–Jul 1958
48-Month
117.23in
(2,977.64mm)
119.71in-2.48in36th Driest
Driest since:
1956
91st Wettest
Wettest since:
2019
Aug 1953–Jul 1958
60-Month
142.61in
(3,622.29mm)
149.56in-6.95in12th Driest
Driest since:
1934
114th Wettest
Wettest since:
2019

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