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 1907 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 1907
1-Month
3.00in
(76.20mm)
2.78in
(70.61mm)
0.22in97th Driest
Driest since:
1930
34th Wettest
Wettest since:
1950, 1958
Jun–Jul 1907
2-Month
6.12in
(155.45mm)
5.70in
(144.78mm)
0.42in100th Driest
Driest since:
1930
31st Wettest
Wettest since:
1928
May–Jul 1907
3-Month
9.57in
(243.08mm)
8.61in
(218.69mm)
0.96in113th Driest
Driest since:
1988
18th Wettest
Wettest since:
2015
Apr–Jul 1907
4-Month
11.89in
(302.01mm)
11.13in
(282.70mm)
0.76in95th Driest
Driest since:
1934
36th Wettest
Wettest since:
2015
Mar–Jul 1907
5-Month
14.33in
(363.98mm)
13.63in
(346.20mm)
0.70in85th Driest
Driest since:
1934, 1936
46th Wettest
Wettest since:
1973
Feb–Jul 1907
6-Month
16.15in
(410.21mm)
15.77in
(400.56mm)
0.38in71st Driest
Driest since:
1934
60th Wettest
Wettest since:
2019
Jan–Jul 1907
7-Month
18.90in
(480.06mm)
18.08in
(459.23mm)
0.82in91st Driest
Driest since:
1934
40th Wettest
Wettest since:
2019
Dec 1906–Jul 1907
8-Month
21.78in
(553.21mm)
20.42in
(518.67mm)
1.36in99th Driest
Driest since:
1931
31st Wettest
Wettest since:
2019
Nov 1906–Jul 1907
9-Month
24.27in
(616.46mm)
22.65in
(575.31mm)
1.62in104th Driest
Driest since:
1934
26th Wettest
Wettest since:
2019
Oct 1906–Jul 1907
10-Month
26.35in
(669.29mm)
24.82in
(630.43mm)
1.53in97th Driest
Driest since:
1934
33rd Wettest
Wettest since:
2019
Sep 1906–Jul 1907
11-Month
29.26in
(743.20mm)
27.31in
(693.67mm)
1.95in103rd Driest
Driest since:
1934
27th Wettest
Wettest since:
2019
Aug 1906–Jul 1907
12-Month
32.64in
(829.06mm)
29.93in
(760.22mm)
2.71in114th Driest
Driest since:
1918
16th WettestWettest to Date2019
Feb 1906–Jul 1907
18-Month
49.19in
(1,249.43mm)
45.72in3.47in111th Driest
Driest since:
1931
19th Wettest
Wettest since:
2019
Aug 1905–Jul 1907
24-Month
63.49in
(1,612.65mm)
59.89in3.60in105th Driest
Driest since:
1918
24th WettestWettest to Date2020
Aug 1904–Jul 1907
36-Month
94.17in
(2,391.92mm)
89.83in4.34in101st Driest
Driest since:
1956
27th WettestWettest to Date2019
Aug 1903–Jul 1907
48-Month
122.45in
(3,110.23mm)
119.71in2.74in85th Driest
Driest since:
1956
42nd WettestWettest to Date2019
Aug 1902–Jul 1907
60-Month
154.50in
(3,924.30mm)
149.56in4.94in95th Driest
Driest since:
1934
31st WettestWettest to Date2019

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