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 1927

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Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2022)		 Warmest/Coolest
Since		 Record
December 1927
1-Month 		38.61°F
(3.67°C)		 42.76°F
(5.98°C)		 -4.15°F
(-2.31°C)		 7th Coolest
Coolest since:
 1983
122nd Warmest
Warmest since:
 2021
Nov–Dec 1927
2-Month 		46.76°F
(8.20°C)		 47.74°F
(8.74°C)		 -0.98°F
(-0.54°C)		 29th Coolest
Coolest since:
 2000
100th Warmest
Warmest since:
 1999
Oct–Dec 1927
3-Month 		54.36°F
(12.42°C)		 54.09°F
(12.27°C)		 0.27°F
(0.15°C)		 71st Coolest
Coolest since:
 1972
58th Warmest
Warmest since:
 1999
Ties: 1910
Sep–Dec 1927
4-Month 		60.14°F
(15.63°C)		 60.02°F
(15.57°C)		 0.12°F
(0.06°C)		 63rd Coolest
Coolest since:
 1972
66th Warmest
Warmest since:
 2021
Ties: 1966
Aug–Dec 1927
5-Month 		64.52°F
(18.07°C)		 65.04°F
(18.36°C)		 -0.52°F
(-0.29°C)		 39th Coolest
Coolest since:
 1972
90th Warmest
Warmest since:
 2021
Jul–Dec 1927
6-Month 		68.08°F
(20.04°C)		 68.65°F
(20.36°C)		 -0.57°F
(-0.32°C)		 34th Coolest
Coolest since:
 1972
95th Warmest
Warmest since:
 2021
Jun–Dec 1927
7-Month 		69.72°F
(20.96°C)		 70.46°F
(21.37°C)		 -0.74°F
(-0.41°C)		 27th Coolest
Coolest since:
 1972
102nd Warmest
Warmest since:
 2021
May–Dec 1927
8-Month 		70.00°F
(21.11°C)		 70.77°F
(21.54°C)		 -0.77°F
(-0.43°C)		 26th Coolest
Coolest since:
 1972
103rd Warmest
Warmest since:
 2021
Apr–Dec 1927
9-Month 		69.28°F
(20.71°C)		 69.96°F
(21.09°C)		 -0.68°F
(-0.38°C)		 25th Coolest
Coolest since:
 1972
104th Warmest
Warmest since:
 2021
Ties: 1985
Mar–Dec 1927
10-Month 		67.68°F
(19.82°C)		 68.27°F
(20.15°C)		 -0.59°F
(-0.33°C)		 33rd Coolest
Coolest since:
 1912
96th Warmest
Warmest since:
 2012
Feb–Dec 1927
11-Month 		65.91°F
(18.84°C)		 66.14°F
(18.97°C)		 -0.23°F
(-0.13°C)		 55th Coolest
Coolest since:
 1912
74th Warmest
Warmest since:
 2012
Jan–Dec 1927
12-Month 		63.91°F
(17.73°C)		 64.00°F
(17.78°C)		 -0.09°F
(-0.05°C)		 59th Coolest
Coolest since:
 1912
70th Warmest
Warmest since:
 2012
Ties: 1964
Jul 1926–Dec 1927
18-Month 		65.24°F
(18.47°C)		 65.55°F
(18.64°C)		 -0.31°F
(-0.17°C)		 40th Coolest
Coolest since:
 1912
88th Warmest
Warmest since:
 2012
Ties: 1958
Jan 1926–Dec 1927
24-Month 		63.89°F
(17.72°C)		 64.00°F
(17.78°C)		 -0.11°F
(-0.06°C)		 54th Coolest
Coolest since:
 1913
74th Warmest
Warmest since:
 2017
Ties: 1962
Jan 1925–Dec 1927
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
55th Warmest
Warmest since:
 2017
Ties: 1963
Jan 1924–Dec 1927
48-Month 		63.83°F
(17.68°C)		 63.97°F
(17.76°C)		 -0.14°F
(-0.08°C)		 46th Coolest
Coolest since:
 1906
80th Warmest
Warmest since:
 2018
Jan 1923–Dec 1927
60-Month 		63.75°F
(17.64°C)		 63.96°F
(17.76°C)		 -0.21°F
(-0.12°C)		 39th Coolest
Coolest since:
 1907
86th Warmest
Warmest since:
 2016

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