Regional Rankings

Regional Data Info
Please note, Palmer Indices are not available for NWS Regions. Degree Days are not available for Great Plains, Souther Plains and Gulf Coast Rockies and Westward, River Basins, or Agricultural Belts. Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.

South Atlantic-Gulf Basin

Average Temperature Rankings, December 2017

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PeriodValue1901-2000
Mean		AnomalyRank
(1895-2022)		Warmest/Coolest
Since		Record
December 2017
1-Month		50.1°F
(10.1°C)		48.4°F
(9.1°C)		1.7°F
(1.0°C)		84th Coolest
Coolest since:
1963
45th Warmest
Warmest since:
2015
Ties: 1936
Nov–Dec 2017
2-Month		53.8°F
(12.1°C)		51.9°F
(11.1°C)		1.9°F
(1.0°C)		100th Coolest
Coolest since:
1917
29th Warmest
Warmest since:
2015
Ties: 1999
Oct–Dec 2017
3-Month		58.4°F
(14.7°C)		56.2°F
(13.4°C)		2.2°F
(1.3°C)		108th Coolest
Coolest since:
1917
21st Warmest
Warmest since:
2015
Ties: 2004
Sep–Dec 2017
4-Month		62.5°F
(16.9°C)		60.9°F
(16.1°C)		1.6°F
(0.8°C)		104th Coolest
Coolest since:
1917
25th Warmest
Warmest since:
2015
Ties: 1927
Aug–Dec 2017
5-Month		65.9°F
(18.8°C)		64.5°F
(18.1°C)		1.4°F
(0.7°C)		109th Coolest
Coolest since:
1917
20th Warmest
Warmest since:
2015
Ties: 1922, 1978, 1985
Jul–Dec 2017
6-Month		68.4°F
(20.2°C)		67.0°F
(19.4°C)		1.4°F
(0.8°C)		111th Coolest
Coolest since:
1917, 1976
18th Warmest
Warmest since:
2015
Ties: 2011
Jun–Dec 2017
7-Month		69.6°F
(20.9°C)		68.5°F
(20.3°C)		1.1°F
(0.6°C)		108th Coolest
Coolest since:
1976
21st Warmest
Warmest since:
2015
Ties: 1922, 1978
May–Dec 2017
8-Month		69.8°F
(21.0°C)		68.8°F
(20.4°C)		1.0°F
(0.6°C)		105th Coolest
Coolest since:
1976
24th Warmest
Warmest since:
2015
Ties: 1922, 2004
Apr–Dec 2017
9-Month		69.6°F
(20.9°C)		68.2°F
(20.1°C)		1.4°F
(0.8°C)		116th Coolest
Coolest since:
1976
13th Warmest
Warmest since:
2015
Mar–Dec 2017
10-Month		68.5°F
(20.3°C)		67.0°F
(19.4°C)		1.5°F
(0.9°C)		119th Coolest
Coolest since:
1917
10th Warmest
Warmest since:
2015
Ties: 2018, 2021, 2022
Feb–Dec 2017
11-Month		67.5°F
(19.7°C)		65.4°F
(18.6°C)		2.1°F
(1.1°C)		124th Coolest
Coolest since:
1901, 1917
5th Warmest
Warmest since:
2016, 2019
Ties: 1998, 2020
Jan–Dec 2017
12-Month		66.3°F
(19.1°C)		63.9°F
(17.7°C)		2.4°F
(1.4°C)		127th Coolest
Coolest since:
1901
2nd Warmest
Warmest to Date
2019
Jul 2016–Dec 2017
18-Month		67.6°F
(19.8°C)		64.9°F
(18.3°C)		2.7°F
(1.5°C)		127th Coolest
Coolest since:
1968
1st Warmest
Warmest since:
2016, 2017
Ties: 2016
Jan 2016–Dec 2017
24-Month		66.2°F
(19.0°C)		63.9°F
(17.7°C)		2.3°F
(1.3°C)		126th Coolest
Coolest since:
1969
2nd Warmest
Warmest to Date
2020
Jan 2015–Dec 2017
36-Month		66.2°F
(19.0°C)		63.9°F
(17.7°C)		2.3°F
(1.3°C)		126th Coolest
Coolest since:
1968, 1969
1st Warmest
Warmest to Date
2017, 2019
Ties: 2019
Jan 2014–Dec 2017
48-Month		65.5°F
(18.6°C)		63.8°F
(17.7°C)		1.7°F
(0.9°C)		120th Coolest
Coolest since:
1969
6th Warmest
Warmest to Date
2019, 2020
Jan 2013–Dec 2017
60-Month		65.2°F
(18.4°C)		63.8°F
(17.7°C)		1.4°F
(0.7°C)		119th Coolest
Coolest since:
1970
6th Warmest
Warmest to Date
2020

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