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.

June 1964 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
June 1964
1-Month
2.81in
(71.37mm)
2.92in
(74.17mm)
-0.11in46th Driest
Driest since:
1933
85th Wettest
Wettest since:
1928
May–Jun 1964
2-Month
5.06in
(128.52mm)
5.83in
(148.08mm)
-0.77in16th Driest
Driest since:
1988
115th Wettest
Wettest since:
2015
Apr–Jun 1964
3-Month
8.34in
(211.84mm)
8.35in
(212.09mm)
-0.01in67th Driest
Driest since:
1988
64th Wettest
Wettest since:
1957
Mar–Jun 1964
4-Month
11.16in
(283.46mm)
10.86in
(275.84mm)
0.30in76th Driest
Driest since:
1988
55th Wettest
Wettest since:
1957
Feb–Jun 1964
5-Month
12.72in
(323.09mm)
12.99in
(329.95mm)
-0.27in55th Driest
Driest since:
1988
76th Wettest
Wettest since:
2019
Jan–Jun 1964
6-Month
15.15in
(384.81mm)
15.30in
(388.62mm)
-0.15in55th Driest
Driest since:
1988
76th Wettest
Wettest since:
2019
Ties: 1939, 1943
Dec 1963–Jun 1964
7-Month
16.62in
(422.15mm)
17.65in
(448.31mm)
-1.03in32nd Driest
Driest since:
1931
98th Wettest
Wettest since:
2019
Nov 1963–Jun 1964
8-Month
19.28in
(489.71mm)
19.88in
(504.95mm)
-0.60in46th Driest
Driest since:
1934
84th Wettest
Wettest since:
2019
Oct 1963–Jun 1964
9-Month
20.23in
(513.84mm)
22.04in
(559.82mm)
-1.81in24th Driest
Driest since:
1934
106th Wettest
Wettest since:
2019
Sep 1963–Jun 1964
10-Month
22.43in
(569.72mm)
24.53in
(623.06mm)
-2.10in19th Driest
Driest since:
1934
111th Wettest
Wettest since:
2019
Aug 1963–Jun 1964
11-Month
24.76in
(628.90mm)
27.16in
(689.86mm)
-2.40in18th Driest
Driest since:
1918
112th Wettest
Wettest since:
2019
Jul 1963–Jun 1964
12-Month
27.44in
(696.98mm)
29.94in
(760.48mm)
-2.50in16th Driest
Driest since:
1931
114th Wettest
Wettest since:
2019
Jan 1963–Jun 1964
18-Month
40.80in
(1,036.32mm)
45.25in-4.45in10th Driest
Driest since:
1931
120th Wettest
Wettest since:
2019
Jul 1962–Jun 1964
24-Month
54.48in
(1,383.79mm)
59.90in-5.42in8th Driest
Driest since:
1931
121st Wettest
Wettest since:
2020
Jul 1961–Jun 1964
36-Month
85.11in
(2,161.79mm)
89.84in-4.73in18th Driest
Driest since:
1956
110th Wettest
Wettest since:
2019
Jul 1960–Jun 1964
48-Month
114.69in
(2,913.13mm)
119.73in-5.04in17th Driest
Driest since:
1956
110th Wettest
Wettest since:
2019
Jul 1959–Jun 1964
60-Month
145.32in
(3,691.13mm)
149.58in-4.26in27th Driest
Driest since:
1934
99th Wettest
Wettest since:
2020

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