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 1902

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Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2022)		 Warmest/Coolest
Since		 Record
December 1902
1-Month 		21.40°F
(-5.89°C)		 22.60°F
(-5.22°C)		 -1.20°F
(-0.67°C)		 35th Coolest
Coolest since:
 1909
94th Warmest
Warmest since:
 2015
Nov–Dec 1902
2-Month 		27.61°F
(-2.44°C)		 26.64°F
(-2.98°C)		 0.97°F
(0.54°C)		 81st Coolest
Coolest since:
 1976
48th Warmest
Warmest since:
 2015
Oct–Dec 1902
3-Month 		32.26°F
(0.14°C)		 31.56°F
(-0.24°C)		 0.70°F
(0.38°C)		 80th Coolest
Coolest since:
 1976
49th Warmest
Warmest since:
 2015
Sep–Dec 1902
4-Month 		36.58°F
(2.54°C)		 36.65°F
(2.58°C)		 -0.07°F
(-0.04°C)		 46th Coolest
Coolest since:
 1976
83rd Warmest
Warmest since:
 2015
Ties: 1926, 1927
Aug–Dec 1902
5-Month 		40.92°F
(4.96°C)		 41.13°F
(5.07°C)		 -0.21°F
(-0.11°C)		 45th Coolest
Coolest since:
 1976
84th Warmest
Warmest since:
 2015
Jul–Dec 1902
6-Month 		43.95°F
(6.64°C)		 44.36°F
(6.87°C)		 -0.41°F
(-0.23°C)		 36th Coolest
Coolest since:
 1976
93rd Warmest
Warmest since:
 2021
Ties: 1944
Jun–Dec 1902
7-Month 		45.51°F
(7.51°C)		 45.97°F
(7.76°C)		 -0.46°F
(-0.25°C)		 31st Coolest
Coolest since:
 1976
98th Warmest
Warmest since:
 2021
Ties: 1992
May–Dec 1902
8-Month 		46.02°F
(7.79°C)		 46.16°F
(7.87°C)		 -0.14°F
(-0.08°C)		 47th Coolest
Coolest since:
 1976
82nd Warmest
Warmest since:
 2015
Ties: 1960
Apr–Dec 1902
9-Month 		45.16°F
(7.31°C)		 45.32°F
(7.40°C)		 -0.16°F
(-0.09°C)		 44th Coolest
Coolest since:
 1917
85th Warmest
Warmest since:
 2015
Mar–Dec 1902
10-Month 		43.73°F
(6.52°C)		 43.79°F
(6.55°C)		 -0.06°F
(-0.03°C)		 56th Coolest
Coolest since:
 1917
73rd Warmest
Warmest since:
 2015
Feb–Dec 1902
11-Month 		41.67°F
(5.37°C)		 41.88°F
(5.49°C)		 -0.21°F
(-0.12°C)		 48th Coolest
Coolest since:
 1917
81st Warmest
Warmest since:
 2016
Ties: 1985
Jan–Dec 1902
12-Month 		39.79°F
(4.33°C)		 40.04°F
(4.47°C)		 -0.25°F
(-0.14°C)		 43rd Coolest
Coolest since:
 1917
86th Warmest
Warmest since:
 2016
Jul 1901–Dec 1902
18-Month 		41.36°F
(5.20°C)		 41.48°F
(5.27°C)		 -0.12°F
(-0.07°C)		 52nd Coolest
Coolest since:
 1917
76th Warmest
Warmest since:
 2016
Jan 1901–Dec 1902
24-Month 		39.78°F
(4.32°C)		 40.03°F
(4.46°C)		 -0.25°F
(-0.14°C)		 44th Coolest
Coolest since:
 1917
84th Warmest
Warmest since:
 2017
Ties: 1906
Jan 1900–Dec 1902
36-Month 		40.17°F
(4.54°C)		 40.02°F
(4.46°C)		 0.15°F
(0.08°C)		 65th Coolest
Coolest since:
 1918
62nd Warmest
Warmest to Date
 2017
Ties: 1958
Jan 1899–Dec 1902
48-Month 		39.90°F
(4.39°C)		 40.01°F
(4.45°C)		 -0.11°F
(-0.06°C)		 49th Coolest
Coolest since:
 1919
77th Warmest
Warmest to Date
 2018
Ties: 1976
Jan 1898–Dec 1902
60-Month 		39.83°F
(4.35°C)		 40.00°F
(4.44°C)		 -0.17°F
(-0.09°C)		 41st Coolest
Coolest since:
 1920
84th Warmest
Warmest since:
 2019
Ties: 1911

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