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 1902 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 1902
1-Month
3.09in
(78.49mm)
2.78in
(70.61mm)
0.31in112th Driest
Driest since:
1930
19th Wettest
Wettest since:
1950, 1958
Jun–Jul 1902
2-Month
5.98in
(151.89mm)
5.70in
(144.78mm)
0.28in85th Driest
Driest since:
1930
46th Wettest
Wettest since:
1928
May–Jul 1902
3-Month
8.98in
(228.09mm)
8.61in
(218.69mm)
0.37in79th Driest
Driest since:
1988
52nd Wettest
Wettest since:
2015
Apr–Jul 1902
4-Month
10.83in
(275.08mm)
11.13in
(282.70mm)
-0.30in46th Driest
Driest since:
1934
85th Wettest
Wettest since:
2015
Mar–Jul 1902
5-Month
13.73in
(348.74mm)
13.63in
(346.20mm)
0.10in59th Driest
Driest since:
1934, 1936
72nd Wettest
Wettest since:
1973
Feb–Jul 1902
6-Month
16.29in
(413.77mm)
15.77in
(400.56mm)
0.52in76th Driest
Driest since:
1934
55th Wettest
Wettest since:
2019
Jan–Jul 1902
7-Month
17.74in
(450.60mm)
18.08in
(459.23mm)
-0.34in49th Driest
Driest since:
1934
82nd Wettest
Wettest since:
2019
Dec 1901–Jul 1902
8-Month
20.34in
(516.64mm)
20.42in
(518.67mm)
-0.08in56th Driest
Driest since:
1931
74th Wettest
Wettest since:
2019
Nov 1901–Jul 1902
9-Month
21.79in
(553.47mm)
22.65in
(575.31mm)
-0.86in37th Driest
Driest since:
1934
93rd Wettest
Wettest since:
2019
Oct 1901–Jul 1902
10-Month
23.30in
(591.82mm)
24.82in
(630.43mm)
-1.52in29th Driest
Driest since:
1934
101st Wettest
Wettest since:
2019
Ties: 1901
Sep 1901–Jul 1902
11-Month
25.88in
(657.35mm)
27.31in
(693.67mm)
-1.43in30th Driest
Driest since:
1934
100th Wettest
Wettest since:
2019
Aug 1901–Jul 1902
12-Month
28.85in
(732.79mm)
29.93in
(760.22mm)
-1.08in35th Driest
Driest since:
1918
95th Wettest
Wettest since:
2019
Feb 1901–Jul 1902
18-Month
43.38in
(1,101.85mm)
45.72in-2.34in28th Driest
Driest since:
1931
102nd Wettest
Wettest since:
2019
Aug 1900–Jul 1902
24-Month
57.50in
(1,460.50mm)
59.89in-2.39in27th DriestDriest to Date1918
102nd Wettest
Wettest since:
2020
Aug 1899–Jul 1902
36-Month
86.56in
(2,198.62mm)
89.83in-3.27in25th DriestDriest to Date1956
103rd Wettest
Wettest since:
2019
Aug 1898–Jul 1902
48-Month
116.55in
(2,960.37mm)
119.71in-3.16in30th Driest
Driest since:
1956
97th Wettest
Wettest since:
2019
Aug 1897–Jul 1902
60-Month
144.80in
(3,677.92mm)
149.56in-4.76in21st DriestDriest to Date1934
105th Wettest
Wettest since:
2019

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