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.

Minimum Temperature Rankings, December 1957

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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 1957
1-Month
26.26°F
(-3.19°C)
22.60°F
(-5.22°C)
3.66°F
(2.03°C)
117th Coolest
Coolest since:
1909
11th Warmest
Warmest since:
2015
Ties: 2018
Nov–Dec 1957
2-Month
28.46°F
(-1.97°C)
26.63°F
(-2.98°C)
1.83°F
(1.01°C)
104th Coolest
Coolest since:
1976
24th Warmest
Warmest since:
2015
Oct–Dec 1957
3-Month
32.68°F
(0.38°C)
31.56°F
(-0.24°C)
1.12°F
(0.62°C)
94th Coolest
Coolest since:
1976
34th Warmest
Warmest since:
2015
Ties: 1981
Sep–Dec 1957
4-Month
37.26°F
(2.92°C)
36.64°F
(2.58°C)
0.62°F
(0.34°C)
80th Coolest
Coolest since:
1976
48th Warmest
Warmest since:
2015
Aug–Dec 1957
5-Month
41.51°F
(5.28°C)
41.13°F
(5.07°C)
0.38°F
(0.21°C)
70th Coolest
Coolest since:
1976
58th Warmest
Warmest since:
2015
Ties: 2009
Jul–Dec 1957
6-Month
44.76°F
(7.09°C)
44.36°F
(6.87°C)
0.40°F
(0.22°C)
73rd Coolest
Coolest since:
1976
55th Warmest
Warmest since:
2021
Jun–Dec 1957
7-Month
46.43°F
(8.02°C)
45.97°F
(7.76°C)
0.46°F
(0.26°C)
77th Coolest
Coolest since:
1976
51st Warmest
Warmest since:
2021
May–Dec 1957
8-Month
46.64°F
(8.13°C)
46.16°F
(7.87°C)
0.48°F
(0.26°C)
84th Coolest
Coolest since:
1976
44th Warmest
Warmest since:
2015
Ties: 2009
Apr–Dec 1957
9-Month
45.82°F
(7.68°C)
45.32°F
(7.40°C)
0.50°F
(0.28°C)
90th Coolest
Coolest since:
1917
38th Warmest
Warmest since:
2015
Ties: 1965
Mar–Dec 1957
10-Month
44.29°F
(6.83°C)
43.78°F
(6.54°C)
0.51°F
(0.29°C)
87th Coolest
Coolest since:
1917
41st Warmest
Warmest since:
2015
Feb–Dec 1957
11-Month
42.78°F
(5.99°C)
41.88°F
(5.49°C)
0.90°F
(0.50°C)
95th Coolest
Coolest since:
1917
33rd Warmest
Warmest since:
2016
Jan–Dec 1957
12-Month
40.63°F
(4.79°C)
40.04°F
(4.47°C)
0.59°F
(0.32°C)
85th Coolest
Coolest since:
1917
43rd Warmest
Warmest since:
2016
Jul 1956–Dec 1957
18-Month
41.79°F
(5.44°C)
41.48°F
(5.27°C)
0.31°F
(0.17°C)
78th Coolest
Coolest since:
1917
49th Warmest
Warmest since:
2016
Jan 1956–Dec 1957
24-Month
40.19°F
(4.55°C)
40.03°F
(4.46°C)
0.16°F
(0.09°C)
66th Coolest
Coolest since:
1917
61st Warmest
Warmest since:
2017
Jan 1955–Dec 1957
36-Month
39.93°F
(4.41°C)
40.02°F
(4.46°C)
-0.09°F
(-0.05°C)
53rd Coolest
Coolest since:
1918
73rd Warmest
Warmest since:
2017
Jan 1954–Dec 1957
48-Month
40.17°F
(4.54°C)
40.02°F
(4.46°C)
0.15°F
(0.08°C)
71st Coolest
Coolest since:
1919
54th Warmest
Warmest since:
2018
Ties: 1921
Jan 1953–Dec 1957
60-Month
40.32°F
(4.62°C)
40.00°F
(4.44°C)
0.32°F
(0.18°C)
81st Coolest
Coolest since:
1920
43rd Warmest
Warmest since:
2019
Ties: 1985

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