National Rankings

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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 1997

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Record Coolest
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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
December 1997 1-Month	34.00°F (1.11°C)	32.68°F (0.38°C)	1.32°F (0.73°C)	83rd Coolest	Coolest since: 1996	1983
December 1997 1-Month	34.00°F (1.11°C)	32.68°F (0.38°C)	1.32°F (0.73°C)	46th Warmest	Warmest since: 1994	2021
Nov–Dec 1997 2-Month	37.44°F (3.02°C)	37.19°F (2.88°C)	0.25°F (0.14°C)	58th Coolest	Coolest since: 1996	2000
Nov–Dec 1997 2-Month	37.44°F (3.02°C)	37.19°F (2.88°C)	0.25°F (0.14°C)	71st Warmest	Warmest since: 1995	2021
Oct–Dec 1997 3-Month	42.93°F (6.07°C)	42.83°F (6.02°C)	0.10°F (0.05°C)	57th Coolest	Coolest since: 1996	1898
Oct–Dec 1997 3-Month	42.93°F (6.07°C)	42.83°F (6.02°C)	0.10°F (0.05°C)	72nd Warmest	Warmest since: 1995	2021
Sep–Dec 1997 4-Month	48.80°F (9.33°C)	48.34°F (9.08°C)	0.46°F (0.25°C)	76th Coolest	Coolest since: 1996	1976
Sep–Dec 1997 4-Month	48.80°F (9.33°C)	48.34°F (9.08°C)	0.46°F (0.25°C)	53rd Warmest	Warmest since: 1994	2021
Aug–Dec 1997 5-Month	53.39°F (11.88°C)	53.09°F (11.72°C)	0.30°F (0.16°C)	71st Coolest	Coolest since: 1996	1976
Aug–Dec 1997 5-Month	53.39°F (11.88°C)	53.09°F (11.72°C)	0.30°F (0.16°C)	58th Warmest	Warmest since: 1995	2021
Jul–Dec 1997 6-Month	56.69°F (13.72°C)	56.51°F (13.62°C)	0.18°F (0.10°C)	70th Coolest	Coolest since: 1996	1976
	56.69°F (13.72°C)	56.51°F (13.62°C)	0.18°F (0.10°C)	59th Warmest	Warmest since: 1995	2021
	Ties: 1899
Jun–Dec 1997 7-Month	58.35°F (14.64°C)	58.22°F (14.57°C)	0.13°F (0.07°C)	65th Coolest	Coolest since: 1996	1976
Jun–Dec 1997 7-Month	58.35°F (14.64°C)	58.22°F (14.57°C)	0.13°F (0.07°C)	64th Warmest	Warmest since: 1995	2021
May–Dec 1997 8-Month	58.48°F (14.71°C)	58.47°F (14.71°C)	0.01°F (0.00°C)	62nd Coolest	Coolest since: 1996	1976
	58.48°F (14.71°C)	58.47°F (14.71°C)	0.01°F (0.00°C)	67th Warmest	Warmest since: 1995	2021
	Ties: 1984
Apr–Dec 1997 9-Month	57.31°F (14.06°C)	57.64°F (14.24°C)	-0.33°F (-0.18°C)	35th Coolest	Coolest since: 1993	1917
	57.31°F (14.06°C)	57.64°F (14.24°C)	-0.33°F (-0.18°C)	94th Warmest	Warmest since: 1996	2021
	Ties: 1926
Mar–Dec 1997 10-Month	56.04°F (13.36°C)	56.03°F (13.35°C)	0.01°F (0.01°C)	65th Coolest	Coolest since: 1996	1917
Mar–Dec 1997 10-Month	56.04°F (13.36°C)	56.03°F (13.35°C)	0.01°F (0.01°C)	64th Warmest	Warmest since: 1995	2012
Feb–Dec 1997 11-Month	54.22°F (12.34°C)	54.01°F (12.23°C)	0.21°F (0.11°C)	69th Coolest	Coolest since: 1996	1917
Feb–Dec 1997 11-Month	54.22°F (12.34°C)	54.01°F (12.23°C)	0.21°F (0.11°C)	60th Warmest	Warmest since: 1995	2012
Jan–Dec 1997 12-Month	52.20°F (11.22°C)	52.02°F (11.12°C)	0.18°F (0.10°C)	74th Coolest	Coolest since: 1996	1917
Jan–Dec 1997 12-Month	52.20°F (11.22°C)	52.02°F (11.12°C)	0.18°F (0.10°C)	55th Warmest	Warmest since: 1995	2012
Jul 1996–Dec 1997 18-Month	53.51°F (11.95°C)	53.52°F (11.96°C)	-0.01°F (-0.01°C)	61st Coolest	Coolest since: 1993	1917
	53.51°F (11.95°C)	53.52°F (11.96°C)	-0.01°F (-0.01°C)	67th Warmest	Warmest since: 1996	2012, 2016
	Ties: 1923
Jan 1996–Dec 1997 24-Month	52.04°F (11.13°C)	52.02°F (11.12°C)	0.02°F (0.01°C)	66th Coolest	Coolest since: 1993	1917
Jan 1996–Dec 1997 24-Month	52.04°F (11.13°C)	52.02°F (11.12°C)	0.02°F (0.01°C)	62nd Warmest	Warmest since: 1996	2017
Jan 1995–Dec 1997 36-Month	52.25°F (11.25°C)	52.01°F (11.12°C)	0.24°F (0.13°C)	77th Coolest	Coolest since: 1994	1917
	52.25°F (11.25°C)	52.01°F (11.12°C)	0.24°F (0.13°C)	50th Warmest	Warmest since: 1996	2017
	Ties: 1953
Jan 1994–Dec 1997 48-Month	52.40°F (11.33°C)	52.00°F (11.11°C)	0.40°F (0.22°C)	80th Coolest	Coolest since: 1996	1917
Jan 1994–Dec 1997 48-Month	52.40°F (11.33°C)	52.00°F (11.11°C)	0.40°F (0.22°C)	46th Warmest	Warmest since: 1994	2018
Jan 1993–Dec 1997 60-Month	52.17°F (11.21°C)	51.99°F (11.11°C)	0.18°F (0.10°C)	73rd Coolest	Coolest since: 1986	1920
Jan 1993–Dec 1997 60-Month	52.17°F (11.21°C)	51.99°F (11.11°C)	0.18°F (0.10°C)	52nd Warmest	Warmest since: 1996	2019, 2020

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: National Rankings, published May 2023, retrieved on May 30, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/national/rankings