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 1898

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  • Record Wettest
PeriodValue1901-2000
Mean
AnomalyRank
(1895-2022)
Wettest/Driest
Since
Record
July 1898
1-Month
2.88"
(73.15mm)
2.78"
(70.61mm)
0.10"
(2.54mm)
76th Driest
Driest to Date
1930
53rd Wettest
Wettest since:
1950, 1958
Ties: 2007
Jun–Jul 1898
2-Month
5.95"
(151.13mm)
5.70"
(144.78mm)
0.25"
(6.35mm)
78th Driest
Driest since:
1930
51st Wettest
Wettest since:
1928
Ties: 1895
May–Jul 1898
3-Month
9.18"
(233.17mm)
8.62"
(218.95mm)
0.56"
(14.22mm)
88th Driest
Driest since:
1988
41st Wettest
Wettest to Date
2015
Apr–Jul 1898
4-Month
11.20"
(284.48mm)
11.13"
(282.70mm)
0.07"
(1.78mm)
57th Driest
Driest since:
1934
72nd Wettest
Wettest since:
2015
Ties: 1965
Mar–Jul 1898
5-Month
13.62"
(345.95mm)
13.64"
(346.46mm)
-0.02"
(-0.51mm)
56th Driest
Driest since:
1936
73rd Wettest
Wettest since:
1973
Ties: 1921
Feb–Jul 1898
6-Month
15.27"
(387.86mm)
15.78"
(400.81mm)
-0.51"
(-12.95mm)
41st Driest
Driest since:
1934
88th Wettest
Wettest since:
2019
Jan–Jul 1898
7-Month
17.70"
(449.58mm)
18.09"
(459.49mm)
-0.39"
(-9.91mm)
46th Driest
Driest since:
1934
83rd Wettest
Wettest since:
2019
Dec 1897–Jul 1898
8-Month
20.26"
(514.60mm)
20.44"
(519.18mm)
-0.18"
(-4.58mm)
54th Driest
Driest to Date
1931
74th Wettest
Wettest since:
2019
Nov 1897–Jul 1898
9-Month
22.55"
(572.77mm)
22.66"
(575.56mm)
-0.11"
(-2.79mm)
55th Driest
Driest to Date
1934
73rd Wettest
Wettest since:
2019
Ties: 1942
Oct 1897–Jul 1898
10-Month
24.38"
(619.25mm)
24.83"
(630.68mm)
-0.45"
(-11.43mm)
47th Driest
Driest since:
1934
81st Wettest
Wettest since:
2019
Sep 1897–Jul 1898
11-Month
25.95"
(659.13mm)
27.33"
(694.18mm)
-1.38"
(-35.05mm)
33rd Driest
Driest since:
1934
95th Wettest
Wettest since:
2019
Aug 1897–Jul 1898
12-Month
28.25"
(717.55mm)
29.95"
(760.73mm)
-1.70"
(-43.18mm)
29th Driest
Driest to Date
1918
99th Wettest
Wettest since:
2019
Feb 1897–Jul 1898
18-Month
45.01"
(1,143.25mm)
45.74"
(1,161.80mm)
-0.73"
(-18.55mm)
45th Driest
Driest since:
1931
83rd Wettest
Wettest since:
2019
Aug 1896–Jul 1898
24-Month
58.90"
(1,496.06mm)
59.92"
(1,521.97mm)
-1.02"
(-25.91mm)
46th Driest
Driest to Date
1918
81st Wettest
Wettest since:
2020
Aug 1895–Jul 1898
36-Month
87.18"
(2,214.37mm)
89.88"
(2,282.95mm)
-2.70"
(-68.58mm)
27th Driest
Driest to Date
1956
99th Wettest
Wettest to Date
2019

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