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.

Average Temperature Rankings, December 2011

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PeriodValue1901-2000
Mean		AnomalyRank
(1895-2022)		Warmest/Coolest
Since		Record
December 2011
1-Month		35.40°F
(1.89°C)		32.68°F
(0.38°C)		2.72°F
(1.51°C)		102nd Coolest
Coolest since:
1983
27th Warmest
Warmest since:
2021
Nov–Dec 2011
2-Month		39.58°F
(4.21°C)		37.19°F
(2.88°C)		2.39°F
(1.33°C)		116th Coolest
Coolest since:
2000
13th Warmest
Warmest since:
2021
Oct–Dec 2011
3-Month		44.75°F
(7.08°C)		42.83°F
(6.02°C)		1.92°F
(1.06°C)		116th Coolest
Coolest since:
1898
13th Warmest
Warmest since:
2021
Sep–Dec 2011
4-Month		50.08°F
(10.04°C)		48.34°F
(9.08°C)		1.74°F
(0.96°C)		115th Coolest
Coolest since:
1976
14th Warmest
Warmest since:
2021
Aug–Dec 2011
5-Month		55.07°F
(12.82°C)		53.09°F
(11.72°C)		1.98°F
(1.10°C)		121st Coolest
Coolest since:
1976
8th Warmest
Warmest since:
2021
Jul–Dec 2011
6-Month		58.58°F
(14.77°C)		56.51°F
(13.62°C)		2.07°F
(1.15°C)		122nd Coolest
Coolest since:
1976
7th Warmest
Warmest since:
2021
Jun–Dec 2011
7-Month		60.18°F
(15.66°C)		58.22°F
(14.57°C)		1.96°F
(1.09°C)		121st Coolest
Coolest since:
1976
8th Warmest
Warmest since:
2021
Ties: 2012
May–Dec 2011
8-Month		60.05°F
(15.58°C)		58.47°F
(14.71°C)		1.58°F
(0.87°C)		115th Coolest
Coolest since:
1976
14th Warmest
Warmest since:
2021
Apr–Dec 2011
9-Month		59.15°F
(15.08°C)		57.64°F
(14.24°C)		1.51°F
(0.84°C)		116th Coolest
Coolest since:
1917
13th Warmest
Warmest since:
2021
Mar–Dec 2011
10-Month		57.55°F
(14.19°C)		56.03°F
(13.35°C)		1.52°F
(0.84°C)		116th Coolest
Coolest since:
1917
13th Warmest
Warmest since:
2012
Feb–Dec 2011
11-Month		55.32°F
(12.96°C)		54.01°F
(12.23°C)		1.31°F
(0.73°C)		110th Coolest
Coolest since:
1917
19th Warmest
Warmest since:
2012
Ties: 1987
Jan–Dec 2011
12-Month		53.18°F
(11.77°C)		52.02°F
(11.12°C)		1.16°F
(0.65°C)		102nd Coolest
Coolest since:
1917
27th Warmest
Warmest since:
2012
Ties: 1938
Jul 2010–Dec 2011
18-Month		54.69°F
(12.61°C)		53.52°F
(11.96°C)		1.17°F
(0.65°C)		109th Coolest
Coolest since:
1917
19th Warmest
Warmest since:
2012, 2016
Jan 2010–Dec 2011
24-Month		53.08°F
(11.71°C)		52.02°F
(11.12°C)		1.06°F
(0.59°C)		102nd Coolest
Coolest since:
1917
26th Warmest
Warmest since:
2017
Jan 2009–Dec 2011
36-Month		52.85°F
(11.58°C)		52.01°F
(11.12°C)		0.84°F
(0.46°C)		100th Coolest
Coolest since:
1917
27th Warmest
Warmest since:
2017
Jan 2008–Dec 2011
48-Month		52.71°F
(11.51°C)		52.00°F
(11.11°C)		0.71°F
(0.40°C)		94th Coolest
Coolest since:
1917
32nd Warmest
Warmest since:
2018
Jan 2007–Dec 2011
60-Month		52.90°F
(11.61°C)		51.99°F
(11.11°C)		0.91°F
(0.50°C)		100th Coolest
Coolest since:
1920
25th Warmest
Warmest since:
2019, 2020

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