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 1946

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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 1946
1-Month
46.78°F
(8.21°C)
42.76°F
(5.98°C)
4.02°F
(2.23°C)
118th Coolest
Coolest since:
1983
10th Warmest
Warmest since:
2021
Nov–Dec 1946
2-Month
49.48°F
(9.71°C)
47.73°F
(8.74°C)
1.75°F
(0.97°C)
102nd Coolest
Coolest since:
2000
26th Warmest
Warmest since:
1999
Oct–Dec 1946
3-Month
54.68°F
(12.60°C)
54.09°F
(12.27°C)
0.59°F
(0.33°C)
78th Coolest
Coolest since:
1972
50th Warmest
Warmest since:
1999
Sep–Dec 1946
4-Month
60.37°F
(15.76°C)
60.02°F
(15.57°C)
0.35°F
(0.19°C)
69th Coolest
Coolest since:
1972
59th Warmest
Warmest since:
2021
Ties: 1981
Aug–Dec 1946
5-Month
65.13°F
(18.41°C)
65.04°F
(18.36°C)
0.09°F
(0.05°C)
63rd Coolest
Coolest since:
1972
65th Warmest
Warmest since:
2021
Ties: 1901
Jul–Dec 1946
6-Month
68.80°F
(20.44°C)
68.65°F
(20.36°C)
0.15°F
(0.08°C)
69th Coolest
Coolest since:
1972
59th Warmest
Warmest since:
2021
Ties: 1991
Jun–Dec 1946
7-Month
70.63°F
(21.46°C)
70.46°F
(21.37°C)
0.17°F
(0.09°C)
69th Coolest
Coolest since:
1972
59th Warmest
Warmest since:
2021
May–Dec 1946
8-Month
70.71°F
(21.51°C)
70.78°F
(21.54°C)
-0.07°F
(-0.03°C)
60th Coolest
Coolest since:
1972
68th Warmest
Warmest since:
2021
Apr–Dec 1946
9-Month
70.41°F
(21.34°C)
69.96°F
(21.09°C)
0.45°F
(0.25°C)
79th Coolest
Coolest since:
1972
49th Warmest
Warmest since:
2012, 2021
Mar–Dec 1946
10-Month
69.26°F
(20.70°C)
68.27°F
(20.15°C)
0.99°F
(0.55°C)
96th Coolest
Coolest since:
1912
32nd Warmest
Warmest since:
2012
Feb–Dec 1946
11-Month
67.26°F
(19.59°C)
66.14°F
(18.97°C)
1.12°F
(0.62°C)
102nd Coolest
Coolest since:
1912
26th Warmest
Warmest since:
2012
Ties: 1963
Jan–Dec 1946
12-Month
65.15°F
(18.42°C)
64.00°F
(17.78°C)
1.15°F
(0.64°C)
101st Coolest
Coolest since:
1912
27th Warmest
Warmest since:
2012
Jul 1945–Dec 1946
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: 1963
Jan 1945–Dec 1946
24-Month
64.42°F
(18.01°C)
64.00°F
(17.78°C)
0.42°F
(0.23°C)
83rd Coolest
Coolest since:
1913
44th Warmest
Warmest since:
2017
Ties: 2010
Jan 1944–Dec 1946
36-Month
64.22°F
(17.90°C)
63.98°F
(17.77°C)
0.24°F
(0.13°C)
76th Coolest
Coolest since:
1905
50th Warmest
Warmest since:
2017
Jan 1943–Dec 1946
48-Month
64.32°F
(17.96°C)
63.98°F
(17.77°C)
0.34°F
(0.19°C)
82nd Coolest
Coolest since:
1906
43rd Warmest
Warmest since:
2018
Jan 1942–Dec 1946
60-Month
64.22°F
(17.90°C)
63.96°F
(17.76°C)
0.26°F
(0.14°C)
74th Coolest
Coolest since:
1907
50th Warmest
Warmest since:
2016

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