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.

Maximum Temperature Rankings, December 1963

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  • Record Coolest
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  • Top 1/3
  • Top 1/10
  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Warmest/Coolest
Since
Record
December 1963
1-Month
38.32°F
(3.51°C)
42.76°F
(5.98°C)
-4.44°F
(-2.47°C)
5th Coolest
Coolest since:
1983
123rd Warmest
Warmest since:
2021
Nov–Dec 1963
2-Month
46.82°F
(8.23°C)
47.74°F
(8.74°C)
-0.92°F
(-0.51°C)
31st Coolest
Coolest since:
2000
97th Warmest
Warmest since:
1999
Oct–Dec 1963
3-Month
55.70°F
(13.17°C)
54.09°F
(12.27°C)
1.61°F
(0.90°C)
103rd Coolest
Coolest since:
1972
25th Warmest
Warmest since:
1999
Sep–Dec 1963
4-Month
61.59°F
(16.44°C)
60.02°F
(15.57°C)
1.57°F
(0.87°C)
107th Coolest
Coolest since:
1972
21st Warmest
Warmest since:
2021
Ties: 1990
Aug–Dec 1963
5-Month
66.26°F
(19.03°C)
65.04°F
(18.36°C)
1.22°F
(0.67°C)
103rd Coolest
Coolest since:
1972
25th Warmest
Warmest since:
2021
Jul–Dec 1963
6-Month
69.69°F
(20.94°C)
68.65°F
(20.36°C)
1.04°F
(0.58°C)
99th Coolest
Coolest since:
1972
29th Warmest
Warmest since:
2021
Jun–Dec 1963
7-Month
71.36°F
(21.87°C)
70.46°F
(21.37°C)
0.90°F
(0.50°C)
96th Coolest
Coolest since:
1972
32nd Warmest
Warmest since:
2021
May–Dec 1963
8-Month
71.69°F
(22.05°C)
70.78°F
(21.54°C)
0.91°F
(0.51°C)
97th Coolest
Coolest since:
1972
31st Warmest
Warmest since:
2021
Ties: 2010
Apr–Dec 1963
9-Month
70.85°F
(21.58°C)
69.97°F
(21.09°C)
0.88°F
(0.49°C)
95th Coolest
Coolest since:
1972
33rd Warmest
Warmest since:
2012
Mar–Dec 1963
10-Month
69.37°F
(20.76°C)
68.27°F
(20.15°C)
1.10°F
(0.61°C)
98th Coolest
Coolest since:
1912
30th Warmest
Warmest since:
2012
Feb–Dec 1963
11-Month
67.26°F
(19.59°C)
66.13°F
(18.96°C)
1.13°F
(0.63°C)
102nd Coolest
Coolest since:
1912
26th Warmest
Warmest since:
2012
Ties: 1946
Jan–Dec 1963
12-Month
64.65°F
(18.14°C)
64.00°F
(17.78°C)
0.65°F
(0.36°C)
90th Coolest
Coolest since:
1912
38th Warmest
Warmest since:
2012
Jul 1962–Dec 1963
18-Month
66.13°F
(18.96°C)
65.55°F
(18.64°C)
0.58°F
(0.32°C)
92nd Coolest
Coolest since:
1912
35th Warmest
Warmest since:
2012
Ties: 1946
Jan 1962–Dec 1963
24-Month
64.31°F
(17.95°C)
64.00°F
(17.78°C)
0.31°F
(0.17°C)
78th Coolest
Coolest since:
1913
49th Warmest
Warmest since:
2017
Ties: 2009
Jan 1961–Dec 1963
36-Month
64.14°F
(17.86°C)
63.98°F
(17.77°C)
0.16°F
(0.09°C)
72nd Coolest
Coolest since:
1905
54th Warmest
Warmest since:
2017
Ties: 1927
Jan 1960–Dec 1963
48-Month
63.97°F
(17.76°C)
63.98°F
(17.77°C)
-0.01°F
(-0.01°C)
55th Coolest
Coolest since:
1906
70th Warmest
Warmest since:
2018
Ties: 1921
Jan 1959–Dec 1963
60-Month
64.00°F
(17.78°C)
63.96°F
(17.76°C)
0.04°F
(0.02°C)
63rd Coolest
Coolest since:
1907
61st Warmest
Warmest since:
2016
Ties: 1977

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