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 1984

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PeriodValue1901-2000
Mean		AnomalyRank
(1895-2022)		Warmest/Coolest
Since		Record
December 1984
1-Month		34.54°F
(1.41°C)		32.68°F
(0.38°C)		1.86°F
(1.03°C)		93rd Coolest
Coolest since:
1983
36th Warmest
Warmest since:
2021
Ties: 1987
Nov–Dec 1984
2-Month		38.04°F
(3.36°C)		37.19°F
(2.88°C)		0.85°F
(0.48°C)		83rd Coolest
Coolest since:
2000
46th Warmest
Warmest since:
2021
Oct–Dec 1984
3-Month		43.23°F
(6.24°C)		42.83°F
(6.02°C)		0.40°F
(0.22°C)		67th Coolest
Coolest since:
1898
62nd Warmest
Warmest since:
2021
Sep–Dec 1984
4-Month		48.21°F
(9.01°C)		48.34°F
(9.08°C)		-0.13°F
(-0.07°C)		47th Coolest
Coolest since:
1976
82nd Warmest
Warmest since:
2021
Aug–Dec 1984
5-Month		53.19°F
(11.77°C)		53.09°F
(11.72°C)		0.10°F
(0.05°C)		61st Coolest
Coolest since:
1976
68th Warmest
Warmest since:
2021
Ties: 1975
Jul–Dec 1984
6-Month		56.52°F
(13.62°C)		56.51°F
(13.62°C)		0.01°F
(0.00°C)		56th Coolest
Coolest since:
1976
73rd Warmest
Warmest since:
2021
Ties: 1952
Jun–Dec 1984
7-Month		58.25°F
(14.58°C)		58.22°F
(14.57°C)		0.03°F
(0.01°C)		56th Coolest
Coolest since:
1976
73rd Warmest
Warmest since:
2021
Ties: 1923, 1957, 1965
May–Dec 1984
8-Month		58.48°F
(14.71°C)		58.47°F
(14.71°C)		0.01°F
(0.00°C)		62nd Coolest
Coolest since:
1976
67th Warmest
Warmest since:
2021
Ties: 1997
Apr–Dec 1984
9-Month		57.49°F
(14.16°C)		57.64°F
(14.24°C)		-0.15°F
(-0.08°C)		46th Coolest
Coolest since:
1917
83rd Warmest
Warmest since:
2021
Ties: 1978
Mar–Dec 1984
10-Month		55.75°F
(13.19°C)		56.03°F
(13.35°C)		-0.28°F
(-0.16°C)		45th Coolest
Coolest since:
1917
84th Warmest
Warmest since:
2012
Ties: 1902
Feb–Dec 1984
11-Month		54.08°F
(12.27°C)		54.01°F
(12.23°C)		0.07°F
(0.04°C)		63rd Coolest
Coolest since:
1917
66th Warmest
Warmest since:
2012
Jan–Dec 1984
12-Month		51.98°F
(11.10°C)		52.02°F
(11.12°C)		-0.04°F
(-0.02°C)		62nd Coolest
Coolest since:
1917
67th Warmest
Warmest since:
2012
Ties: 1930
Jul 1983–Dec 1984
18-Month		53.44°F
(11.91°C)		53.52°F
(11.96°C)		-0.08°F
(-0.05°C)		50th Coolest
Coolest since:
1917
78th Warmest
Warmest since:
2012, 2016
Ties: 1925
Jan 1983–Dec 1984
24-Month		51.93°F
(11.07°C)		52.02°F
(11.12°C)		-0.09°F
(-0.05°C)		54th Coolest
Coolest since:
1917
74th Warmest
Warmest since:
2017
Ties: 1910, 1993
Jan 1982–Dec 1984
36-Month		51.73°F
(10.96°C)		52.01°F
(11.12°C)		-0.28°F
(-0.16°C)		38th Coolest
Coolest since:
1917
89th Warmest
Warmest since:
2017
Jan 1981–Dec 1984
48-Month		52.08°F
(11.16°C)		52.00°F
(11.11°C)		0.08°F
(0.05°C)		64th Coolest
Coolest since:
1917
62nd Warmest
Warmest since:
2018
Jan 1980–Dec 1984
60-Month		52.14°F
(11.19°C)		51.99°F
(11.11°C)		0.15°F
(0.08°C)		72nd Coolest
Coolest since:
1920
53rd Warmest
Warmest since:
2019, 2020

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