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 1965 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 1965
1-Month
2.71in
(68.83mm)
2.91in
(73.91mm)
-0.20in46th Driest
Driest since:
1934
85th Wettest
Wettest since:
2019
Apr–May 1965
2-Month
5.23in
(132.84mm)
5.42in
(137.67mm)
-0.19in52nd Driest
Driest since:
1934
79th Wettest
Wettest since:
1957
Mar–May 1965
3-Month
7.39in
(187.71mm)
7.93in
(201.42mm)
-0.54in34th Driest
Driest since:
1925
97th Wettest
Wettest since:
1957, 1991
Ties: 1955
Feb–May 1965
4-Month
9.55in
(242.57mm)
10.07in
(255.78mm)
-0.52in41st Driest
Driest since:
1925
90th Wettest
Wettest since:
2019
Jan–May 1965
5-Month
11.89in
(302.01mm)
12.38in
(314.45mm)
-0.49in50th Driest
Driest since:
1934
81st Wettest
Wettest since:
2019
Dec 1964–May 1965
6-Month
15.22in
(386.59mm)
14.72in
(373.89mm)
0.50in78th Driest
Driest since:
1931
52nd Wettest
Wettest since:
2019
Nov 1964–May 1965
7-Month
17.60in
(447.04mm)
16.95in
(430.53mm)
0.65in87th Driest
Driest since:
1934
43rd Wettest
Wettest since:
1983
Ties: 1946, 1948
Oct 1964–May 1965
8-Month
18.96in
(481.58mm)
19.12in
(485.65mm)
-0.16in59th Driest
Driest since:
1934
71st Wettest
Wettest since:
2019
Sep 1964–May 1965
9-Month
21.50in
(546.10mm)
21.61in
(548.89mm)
-0.11in62nd Driest
Driest since:
1934
68th Wettest
Wettest since:
2019
Aug 1964–May 1965
10-Month
24.37in
(619.00mm)
24.23in
(615.44mm)
0.14in65th Driest
Driest since:
1918
65th Wettest
Wettest since:
2019
Jul 1964–May 1965
11-Month
26.97in
(685.04mm)
27.02in
(686.31mm)
-0.05in61st Driest
Driest since:
1931
69th Wettest
Wettest since:
2019
Jun 1964–May 1965
12-Month
29.78in
(756.41mm)
29.94in
(760.48mm)
-0.16in54th Driest
Driest since:
1934
76th Wettest
Wettest since:
2019
Dec 1963–May 1965
18-Month
43.59in
(1,107.19mm)
44.67in-1.08in38th Driest
Driest since:
1931
91st Wettest
Wettest since:
2019
Jun 1963–May 1965
24-Month
57.34in
(1,456.44mm)
59.89in-2.55in26th Driest
Driest since:
1931
103rd Wettest
Wettest since:
2020
Jun 1962–May 1965
36-Month
84.66in
(2,150.36mm)
89.83in-5.17in14th Driest
Driest since:
1955
114th Wettest
Wettest since:
2019
Jun 1961–May 1965
48-Month
115.00in
(2,921.00mm)
119.71in-4.71in20th Driest
Driest since:
1956
107th Wettest
Wettest since:
2019
Jun 1960–May 1965
60-Month
144.35in
(3,666.49mm)
149.56in-5.21in18th Driest
Driest since:
1957
108th Wettest
Wettest since:
2020

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