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, September 2019

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PeriodValue1901-2000
Mean		AnomalyRank
(1895-2022)		Warmest/Coolest
Since		Record
September 2019
1-Month		68.43°F
(20.24°C)		64.86°F
(18.26°C)		3.57°F
(1.98°C)		126th Coolest
Coolest since:
1965
3rd Warmest
Warmest since:
1998
Aug–Sep 2019
2-Month		71.09°F
(21.72°C)		68.48°F
(20.27°C)		2.61°F
(1.45°C)		126th Coolest
Coolest since:
1974
3rd Warmest
Warmest since:
1998
Jul–Sep 2019
3-Month		72.26°F
(22.37°C)		70.19°F
(21.22°C)		2.07°F
(1.15°C)		122nd Coolest
Coolest since:
1950
7th Warmest
Warmest since:
2022
Jun–Sep 2019
4-Month		71.38°F
(21.88°C)		69.77°F
(20.98°C)		1.61°F
(0.90°C)		113th Coolest
Coolest since:
1903
16th Warmest
Warmest since:
2021
May–Sep 2019
5-Month		69.00°F
(20.56°C)		67.85°F
(19.92°C)		1.15°F
(0.64°C)		105th Coolest
Coolest since:
1907
24th Warmest
Warmest since:
2018
Apr–Sep 2019
6-Month		66.31°F
(19.06°C)		65.05°F
(18.36°C)		1.26°F
(0.70°C)		108th Coolest
Coolest since:
1907
21st Warmest
Warmest since:
2012
Mar–Sep 2019
7-Month		62.59°F
(16.99°C)		61.69°F
(16.49°C)		0.90°F
(0.50°C)		95th Coolest
Coolest since:
1912
34th Warmest
Warmest since:
2012
Feb–Sep 2019
8-Month		58.75°F
(14.86°C)		58.21°F
(14.56°C)		0.54°F
(0.30°C)		84th Coolest
Coolest since:
1917
45th Warmest
Warmest since:
2012
Jan–Sep 2019
9-Month		55.84°F
(13.24°C)		55.08°F
(12.82°C)		0.76°F
(0.42°C)		91st Coolest
Coolest since:
1912
38th Warmest
Warmest since:
2012
Dec 2018–Sep 2019
10-Month		53.80°F
(12.11°C)		52.85°F
(11.58°C)		0.95°F
(0.53°C)		96th Coolest
Coolest since:
1917
32nd Warmest
Warmest since:
2012
Ties: 2004
Nov 2018–Sep 2019
11-Month		52.55°F
(11.42°C)		51.84°F
(11.02°C)		0.71°F
(0.40°C)		90th Coolest
Coolest since:
1912
38th Warmest
Warmest since:
2012
Oct 2018–Sep 2019
12-Month		52.65°F
(11.47°C)		52.03°F
(11.13°C)		0.62°F
(0.34°C)		90th Coolest
Coolest since:
1912
38th Warmest
Warmest since:
2012
Apr 2018–Sep 2019
18-Month		57.46°F
(14.14°C)		56.37°F
(13.54°C)		1.09°F
(0.60°C)		110th Coolest
Coolest since:
1917
18th Warmest
Warmest since:
2012
Oct 2017–Sep 2019
24-Month		53.32°F
(11.84°C)		52.02°F
(11.12°C)		1.30°F
(0.72°C)		111th Coolest
Coolest since:
1913, 1918
16th Warmest
Warmest since:
2017
Oct 2016–Sep 2019
36-Month		53.83°F
(12.13°C)		52.00°F
(11.11°C)		1.83°F
(1.02°C)		120th Coolest
Coolest since:
1917
6th Warmest
Warmest since:
2018
Oct 2015–Sep 2019
48-Month		54.14°F
(12.30°C)		51.99°F
(11.11°C)		2.15°F
(1.19°C)		123rd Coolest
Coolest since:
1918
2nd Warmest
Warmest since:
2018
Oct 2014–Sep 2019
60-Month		54.07°F
(12.26°C)		51.98°F
(11.10°C)		2.09°F
(1.16°C)		122nd Coolest
Coolest since:
1920
2nd Warmest
Warmest to Date
2020

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