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.

May 1913 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
May 1913
1-Month
2.51in
(63.75mm)
2.91in
(73.91mm)
-0.40in26th Driest
Driest since:
1934
105th Wettest
Wettest since:
2019
Apr–May 1913
2-Month
4.56in
(115.82mm)
5.42in
(137.67mm)
-0.86in12th Driest
Driest since:
1934
119th Wettest
Wettest since:
1957
Mar–May 1913
3-Month
7.55in
(191.77mm)
7.93in
(201.42mm)
-0.38in45th Driest
Driest since:
1925
86th Wettest
Wettest since:
1957, 1991
Feb–May 1913
4-Month
9.45in
(240.03mm)
10.07in
(255.78mm)
-0.62in35th Driest
Driest since:
1925
96th Wettest
Wettest since:
2019
Jan–May 1913
5-Month
12.32in
(312.93mm)
12.38in
(314.45mm)
-0.06in64th Driest
Driest since:
1934
67th Wettest
Wettest since:
2019
Dec 1912–May 1913
6-Month
14.42in
(366.27mm)
14.72in
(373.89mm)
-0.30in54th Driest
Driest since:
1931
76th Wettest
Wettest since:
2019
Nov 1912–May 1913
7-Month
15.94in
(404.88mm)
16.95in
(430.53mm)
-1.01in38th Driest
Driest since:
1934
92nd Wettest
Wettest since:
1983
Oct 1912–May 1913
8-Month
18.07in
(458.98mm)
19.12in
(485.65mm)
-1.05in31st Driest
Driest since:
1934
99th Wettest
Wettest since:
2019
Sep 1912–May 1913
9-Month
20.58in
(522.73mm)
21.61in
(548.89mm)
-1.03in34th Driest
Driest since:
1934
96th Wettest
Wettest since:
2019
Aug 1912–May 1913
10-Month
23.63in
(600.20mm)
24.23in
(615.44mm)
-0.60in46th Driest
Driest since:
1918
84th Wettest
Wettest since:
2019
Jul 1912–May 1913
11-Month
26.62in
(676.15mm)
27.02in
(686.31mm)
-0.40in52nd Driest
Driest since:
1931
78th Wettest
Wettest since:
2019
Jun 1912–May 1913
12-Month
29.33in
(744.98mm)
29.94in
(760.48mm)
-0.61in45th Driest
Driest since:
1934
85th Wettest
Wettest since:
2019
Dec 1911–May 1913
18-Month
45.74in
(1,161.80mm)
44.67in1.07in82nd Driest
Driest since:
1931
47th Wettest
Wettest since:
2019
Jun 1911–May 1913
24-Month
61.21in
(1,554.73mm)
59.89in1.32in82nd Driest
Driest since:
1931
47th Wettest
Wettest since:
2020
Jun 1910–May 1913
36-Month
87.29in
(2,217.17mm)
89.83in-2.54in37th Driest
Driest since:
1955
91st Wettest
Wettest since:
2019
Jun 1909–May 1913
48-Month
115.22in
(2,926.59mm)
119.71in-4.49in23rd Driest
Driest since:
1956
104th Wettest
Wettest since:
2019
Jun 1908–May 1913
60-Month
144.53in
(3,671.06mm)
149.56in-5.03in21st DriestDriest to Date1957
105th Wettest
Wettest since:
2020

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