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 1961 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 1961
1-Month
2.88in
(73.15mm)
2.91in
(73.91mm)
-0.03in57th Driest
Driest since:
1934
74th Wettest
Wettest since:
2019
Ties: 1895, 1916, 1950
Apr–May 1961
2-Month
5.18in
(131.57mm)
5.42in
(137.67mm)
-0.24in45th Driest
Driest since:
1934
86th Wettest
Wettest since:
1957
Mar–May 1961
3-Month
8.34in
(211.84mm)
7.93in
(201.42mm)
0.41in88th Driest
Driest since:
1925
43rd Wettest
Wettest since:
1957, 1991
Feb–May 1961
4-Month
11.12in
(282.45mm)
10.07in
(255.78mm)
1.05in107th Driest
Driest since:
1925
24th Wettest
Wettest since:
2019
Jan–May 1961
5-Month
12.60in
(320.04mm)
12.38in
(314.45mm)
0.22in75th Driest
Driest since:
1934
56th Wettest
Wettest since:
2019
Dec 1960–May 1961
6-Month
14.50in
(368.30mm)
14.72in
(373.89mm)
-0.22in58th Driest
Driest since:
1931
72nd Wettest
Wettest since:
2019
Nov 1960–May 1961
7-Month
16.55in
(420.37mm)
16.95in
(430.53mm)
-0.40in54th Driest
Driest since:
1934
76th Wettest
Wettest since:
1983
Oct 1960–May 1961
8-Month
18.95in
(481.33mm)
19.12in
(485.65mm)
-0.17in56th Driest
Driest since:
1934
74th Wettest
Wettest since:
2019
Sep 1960–May 1961
9-Month
21.16in
(537.46mm)
21.61in
(548.89mm)
-0.45in54th Driest
Driest since:
1934
76th Wettest
Wettest since:
2019
Aug 1960–May 1961
10-Month
23.98in
(609.09mm)
24.23in
(615.44mm)
-0.25in58th Driest
Driest since:
1918
72nd Wettest
Wettest since:
2019
Jul 1960–May 1961
11-Month
26.66in
(677.16mm)
27.02in
(686.31mm)
-0.36in53rd Driest
Driest since:
1931
77th Wettest
Wettest since:
2019
Jun 1960–May 1961
12-Month
29.35in
(745.49mm)
29.94in
(760.48mm)
-0.59in46th Driest
Driest since:
1934
84th Wettest
Wettest since:
2019
Dec 1959–May 1961
18-Month
43.56in
(1,106.42mm)
44.67in-1.11in36th Driest
Driest since:
1931
93rd Wettest
Wettest since:
2019
Jun 1959–May 1961
24-Month
59.90in
(1,521.46mm)
59.89in0.01in59th Driest
Driest since:
1931
70th Wettest
Wettest since:
2020
Jun 1958–May 1961
36-Month
89.26in
(2,267.20mm)
89.83in-0.57in53rd Driest
Driest since:
1955
75th Wettest
Wettest since:
2019
Jun 1957–May 1961
48-Month
121.37in
(3,082.80mm)
119.71in1.66in75th Driest
Driest since:
1956
52nd Wettest
Wettest since:
2019
Jun 1956–May 1961
60-Month
149.97in
(3,809.24mm)
149.56in0.41in61st Driest
Driest since:
1957
65th Wettest
Wettest since:
2020

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