National Rankings

National Data Info
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.

Precipitation Rankings, December 1965

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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Wettest/Driest
Since
Record
December 1965
1-Month
2.16"
(54.86mm)
2.35"
(59.69mm)
-0.19"
(-4.83mm)
42nd Driest
Driest since:
1930
86th Wettest
Wettest since:
2015
Ties: 1904
Nov–Dec 1965
2-Month
4.16"
(105.66mm)
4.58"
(116.33mm)
-0.42"
(-10.67mm)
39th Driest
Driest since:
1976
89th Wettest
Wettest since:
2015
Ties: 1955
Oct–Dec 1965
3-Month
5.61"
(142.49mm)
6.74"
(171.20mm)
-1.13"
(-28.71mm)
21st Driest
Driest since:
1917
107th Wettest
Wettest since:
2015
Sep–Dec 1965
4-Month
9.14"
(232.16mm)
9.23"
(234.44mm)
-0.09"
(-2.28mm)
52nd Driest
Driest since:
1939
76th Wettest
Wettest since:
2018
Aug–Dec 1965
5-Month
11.94"
(303.28mm)
11.85"
(300.99mm)
0.09"
(2.29mm)
66th Driest
Driest since:
1917
62nd Wettest
Wettest since:
2018
Jul–Dec 1965
6-Month
14.67"
(372.62mm)
14.62"
(371.35mm)
0.05"
(1.27mm)
56th Driest
Driest since:
1917
72nd Wettest
Wettest since:
2018
Jun–Dec 1965
7-Month
17.91"
(454.91mm)
17.55"
(445.77mm)
0.36"
(9.14mm)
67th Driest
Driest since:
1917
61st Wettest
Wettest since:
2018
Ties: 1970
May–Dec 1965
8-Month
20.62"
(523.75mm)
20.46"
(519.68mm)
0.16"
(4.07mm)
64th Driest
Driest since:
1917
64th Wettest
Wettest since:
2015
Apr–Dec 1965
9-Month
23.14"
(587.76mm)
22.98"
(583.69mm)
0.16"
(4.07mm)
59th Driest
Driest since:
1956
69th Wettest
Wettest since:
2015
Mar–Dec 1965
10-Month
25.30"
(642.62mm)
25.49"
(647.45mm)
-0.19"
(-4.83mm)
51st Driest
Driest since:
1956
77th Wettest
Wettest since:
2015
Feb–Dec 1965
11-Month
27.46"
(697.48mm)
27.62"
(701.55mm)
-0.16"
(-4.07mm)
55th Driest
Driest since:
1910
73rd Wettest
Wettest since:
2018
Jan–Dec 1965
12-Month
29.80"
(756.92mm)
29.94"
(760.48mm)
-0.14"
(-3.56mm)
51st Driest
Driest since:
1910
77th Wettest
Wettest since:
1973
Ties: 1908
Jul 1964–Dec 1965
18-Month
44.89"
(1,140.21mm)
44.58"
(1,132.33mm)
0.31"
(7.88mm)
65th Driest
Driest since:
1954
62nd Wettest
Wettest since:
2019
Jan 1964–Dec 1965
24-Month
60.06"
(1,525.52mm)
59.90"
(1,521.46mm)
0.16"
(4.06mm)
62nd Driest
Driest since:
1931
65th Wettest
Wettest since:
2019
Jan 1963–Dec 1965
36-Month
85.76"
(2,178.30mm)
89.86"
(2,282.44mm)
-4.10"
(-104.14mm)
20th Driest
Driest since:
1956
106th Wettest
Wettest since:
2019
Jan 1962–Dec 1965
48-Month
114.36"
(2,904.74mm)
119.78"
(3,042.41mm)
-5.42"
(-137.67mm)
15th Driest
Driest since:
1956
110th Wettest
Wettest since:
2019
Jan 1961–Dec 1965
60-Month
145.61"
(3,698.49mm)
149.68"
(3,801.87mm)
-4.07"
(-103.38mm)
26th Driest
Driest since:
1956
98th Wettest
Wettest since:
2019

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