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 1922

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PeriodValue1901-2000
Mean		AnomalyRank
(1895-2022)		Warmest/Coolest
Since		Record
December 1922
1-Month		23.50°F
(-4.72°C)		22.60°F
(-5.22°C)		0.90°F
(0.50°C)		71st Coolest
Coolest since:
1909
58th Warmest
Warmest since:
2015
Nov–Dec 1922
2-Month		27.57°F
(-2.46°C)		26.64°F
(-2.98°C)		0.93°F
(0.52°C)		79th Coolest
Coolest since:
1976
50th Warmest
Warmest since:
2015
Ties: 1940
Oct–Dec 1922
3-Month		32.16°F
(0.09°C)		31.56°F
(-0.24°C)		0.60°F
(0.33°C)		73rd Coolest
Coolest since:
1976
56th Warmest
Warmest since:
2015
Sep–Dec 1922
4-Month		37.38°F
(2.99°C)		36.65°F
(2.58°C)		0.73°F
(0.41°C)		83rd Coolest
Coolest since:
1976
46th Warmest
Warmest since:
2015
Aug–Dec 1922
5-Month		41.82°F
(5.46°C)		41.13°F
(5.07°C)		0.69°F
(0.39°C)		86th Coolest
Coolest since:
1976
43rd Warmest
Warmest since:
2015
Ties: 1984
Jul–Dec 1922
6-Month		44.84°F
(7.13°C)		44.36°F
(6.87°C)		0.48°F
(0.26°C)		78th Coolest
Coolest since:
1976
51st Warmest
Warmest since:
2021
Jun–Dec 1922
7-Month		46.56°F
(8.09°C)		45.97°F
(7.76°C)		0.59°F
(0.33°C)		86th Coolest
Coolest since:
1976
43rd Warmest
Warmest since:
2021
May–Dec 1922
8-Month		46.82°F
(8.23°C)		46.16°F
(7.87°C)		0.66°F
(0.36°C)		92nd Coolest
Coolest since:
1976
37th Warmest
Warmest since:
2015
Apr–Dec 1922
9-Month		45.93°F
(7.74°C)		45.32°F
(7.40°C)		0.61°F
(0.34°C)		92nd Coolest
Coolest since:
1917
37th Warmest
Warmest since:
2015
Ties: 2013
Mar–Dec 1922
10-Month		44.27°F
(6.82°C)		43.79°F
(6.55°C)		0.48°F
(0.27°C)		86th Coolest
Coolest since:
1917
43rd Warmest
Warmest since:
2015
Feb–Dec 1922
11-Month		42.16°F
(5.64°C)		41.88°F
(5.49°C)		0.28°F
(0.15°C)		77th Coolest
Coolest since:
1917
52nd Warmest
Warmest since:
2016
Ties: 1930
Jan–Dec 1922
12-Month		40.01°F
(4.45°C)		40.04°F
(4.47°C)		-0.03°F
(-0.02°C)		64th Coolest
Coolest since:
1917
65th Warmest
Warmest since:
2016
Jul 1921–Dec 1922
18-Month		41.76°F
(5.42°C)		41.48°F
(5.27°C)		0.28°F
(0.15°C)		77th Coolest
Coolest since:
1917
51st Warmest
Warmest since:
2016
Ties: 1940
Jan 1921–Dec 1922
24-Month		40.82°F
(4.90°C)		40.03°F
(4.46°C)		0.79°F
(0.44°C)		97th Coolest
Coolest since:
1917
31st Warmest
Warmest to Date
2017
Jan 1920–Dec 1922
36-Month		40.36°F
(4.64°C)		40.02°F
(4.46°C)		0.34°F
(0.18°C)		78th Coolest
Coolest since:
1918
49th Warmest
Warmest to Date
2017
Ties: 1942, 1989
Jan 1919–Dec 1922
48-Month		40.22°F
(4.57°C)		40.01°F
(4.45°C)		0.21°F
(0.12°C)		74th Coolest
Coolest since:
1919
52nd Warmest
Warmest to Date
2018
Jan 1918–Dec 1922
60-Month		40.13°F
(4.52°C)		40.00°F
(4.44°C)		0.13°F
(0.08°C)		70th Coolest
Coolest since:
1920
55th Warmest
Warmest to Date
2019

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