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 2005

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  • Record Wettest
PeriodValue1901-2000
Mean
AnomalyRank
(1895-2022)
Wettest/Driest
Since
Record
July 2005
1-Month
2.70"
(68.58mm)
2.78"
(70.61mm)
-0.08"
(-2.03mm)
45th Driest
Driest since:
1930
84th Wettest
Wettest since:
1950, 1958
Ties: 1920, 1923, 1988, 1991
Jun–Jul 2005
2-Month
5.84"
(148.34mm)
5.70"
(144.78mm)
0.14"
(3.56mm)
68th Driest
Driest since:
1930
61st Wettest
Wettest since:
1928
Ties: 1935, 1943, 1979, 2001
May–Jul 2005
3-Month
8.60"
(218.44mm)
8.62"
(218.95mm)
-0.02"
(-0.51mm)
53rd Driest
Driest since:
1988
76th Wettest
Wettest since:
2015
Apr–Jul 2005
4-Month
11.17"
(283.72mm)
11.13"
(282.70mm)
0.04"
(1.02mm)
56th Driest
Driest since:
1934
73rd Wettest
Wettest since:
2015
Mar–Jul 2005
5-Month
13.51"
(343.15mm)
13.64"
(346.46mm)
-0.13"
(-3.31mm)
50th Driest
Driest since:
1936
79th Wettest
Wettest since:
1973
Feb–Jul 2005
6-Month
15.57"
(395.48mm)
15.78"
(400.81mm)
-0.21"
(-5.33mm)
56th Driest
Driest since:
1934
73rd Wettest
Wettest since:
2019
Jan–Jul 2005
7-Month
18.27"
(464.06mm)
18.09"
(459.49mm)
0.18"
(4.57mm)
69th Driest
Driest since:
1934
60th Wettest
Wettest since:
2019
Ties: 1896
Dec 2004–Jul 2005
8-Month
20.45"
(519.43mm)
20.44"
(519.18mm)
0.01"
(0.25mm)
58th Driest
Driest since:
1931
70th Wettest
Wettest since:
2019
Nov 2004–Jul 2005
9-Month
23.63"
(600.20mm)
22.66"
(575.56mm)
0.97"
(24.64mm)
86th Driest
Driest since:
1934
42nd Wettest
Wettest since:
2019
Oct 2004–Jul 2005
10-Month
26.67"
(677.42mm)
24.83"
(630.68mm)
1.84"
(46.74mm)
103rd Driest
Driest since:
1934
25th Wettest
Wettest since:
2019
Sep 2004–Jul 2005
11-Month
29.65"
(753.11mm)
27.33"
(694.18mm)
2.32"
(58.93mm)
110th Driest
Driest since:
1934
18th Wettest
Wettest since:
2019
Aug 2004–Jul 2005
12-Month
32.69"
(830.33mm)
29.95"
(760.73mm)
2.74"
(69.60mm)
113th Driest
Driest since:
1918
15th Wettest
Wettest since:
2019
Feb 2004–Jul 2005
18-Month
49.55"
(1,258.57mm)
45.74"
(1,161.80mm)
3.81"
(96.77mm)
114th Driest
Driest since:
1931
14th Wettest
Wettest since:
2019
Aug 2003–Jul 2005
24-Month
63.66"
(1,616.96mm)
59.92"
(1,521.97mm)
3.74"
(94.99mm)
105th Driest
Driest since:
1918
22nd Wettest
Wettest since:
2020
Aug 2002–Jul 2005
36-Month
95.10"
(2,415.54mm)
89.88"
(2,282.95mm)
5.22"
(132.59mm)
107th Driest
Driest since:
1956
19th Wettest
Wettest since:
2019
Aug 2001–Jul 2005
48-Month
122.75"
(3,117.85mm)
119.78"
(3,042.41mm)
2.97"
(75.44mm)
86th Driest
Driest since:
1956
39th Wettest
Wettest since:
2019
Aug 2000–Jul 2005
60-Month
150.89"
(3,832.61mm)
149.64"
(3,800.86mm)
1.25"
(31.75mm)
69th Driest
Driest since:
1934
55th Wettest
Wettest since:
2019

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