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.

Maximum Temperature Rankings, September 2013

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PeriodValue1901-2000
Mean		AnomalyRank
(1895-2022)		Warmest/Coolest
Since		Record
September 2013
1-Month		79.18°F
(26.21°C)		77.81°F
(25.45°C)		1.37°F
(0.76°C)		95th Coolest
Coolest since:
1965
34th Warmest
Warmest since:
1998
Aug–Sep 2013
2-Month		82.29°F
(27.94°C)		81.48°F
(27.49°C)		0.81°F
(0.45°C)		88th Coolest
Coolest since:
1965
41st Warmest
Warmest since:
1998
Jul–Sep 2013
3-Month		83.67°F
(28.71°C)		83.21°F
(28.45°C)		0.46°F
(0.26°C)		78th Coolest
Coolest since:
1912
51st Warmest
Warmest since:
1936
Ties: 1990
Jun–Sep 2013
4-Month		83.50°F
(28.61°C)		82.74°F
(28.19°C)		0.76°F
(0.42°C)		88th Coolest
Coolest since:
1915
41st Warmest
Warmest since:
1936
Ties: 1919
May–Sep 2013
5-Month		81.50°F
(27.50°C)		80.78°F
(27.10°C)		0.72°F
(0.40°C)		89th Coolest
Coolest since:
1915
40th Warmest
Warmest since:
1936
Apr–Sep 2013
6-Month		78.26°F
(25.70°C)		77.90°F
(25.50°C)		0.36°F
(0.20°C)		72nd Coolest
Coolest since:
1907
57th Warmest
Warmest since:
2012
Ties: 1985
Mar–Sep 2013
7-Month		74.61°F
(23.67°C)		74.35°F
(23.53°C)		0.26°F
(0.14°C)		70th Coolest
Coolest since:
1912
59th Warmest
Warmest since:
2012
Ties: 2008
Feb–Sep 2013
8-Month		70.97°F
(21.65°C)		70.66°F
(21.48°C)		0.31°F
(0.17°C)		75th Coolest
Coolest since:
1912
54th Warmest
Warmest since:
2012
Ties: 1959
Jan–Sep 2013
9-Month		67.83°F
(19.91°C)		67.30°F
(19.61°C)		0.53°F
(0.30°C)		82nd Coolest
Coolest since:
1912
47th Warmest
Warmest since:
2012
Dec 2012–Sep 2013
10-Month		65.63°F
(18.68°C)		64.86°F
(18.26°C)		0.77°F
(0.42°C)		92nd Coolest
Coolest since:
1912
36th Warmest
Warmest since:
2012
Nov 2012–Sep 2013
11-Month		64.74°F
(18.19°C)		63.75°F
(17.64°C)		0.99°F
(0.55°C)		100th Coolest
Coolest since:
1912
28th Warmest
Warmest since:
2012
Oct 2012–Sep 2013
12-Month		64.86°F
(18.26°C)		64.01°F
(17.78°C)		0.85°F
(0.48°C)		99th Coolest
Coolest since:
1912
29th Warmest
Warmest since:
2012
Apr 2012–Sep 2013
18-Month		70.23°F
(21.24°C)		68.64°F
(20.36°C)		1.59°F
(0.88°C)		116th Coolest
Coolest since:
1912
12th Warmest
Warmest since:
2012
Oct 2011–Sep 2013
24-Month		66.30°F
(19.06°C)		64.00°F
(17.78°C)		2.30°F
(1.28°C)		122nd Coolest
Coolest since:
1913
5th Warmest
Warmest since:
2017
Oct 2010–Sep 2013
36-Month		65.83°F
(18.79°C)		63.98°F
(17.77°C)		1.85°F
(1.02°C)		120th Coolest
Coolest since:
1917
6th Warmest
Warmest since:
2018
Oct 2009–Sep 2013
48-Month		65.38°F
(18.54°C)		63.97°F
(17.76°C)		1.41°F
(0.78°C)		113th Coolest
Coolest since:
1915
12th Warmest
Warmest since:
2018
Oct 2008–Sep 2013
60-Month		65.25°F
(18.47°C)		63.96°F
(17.76°C)		1.29°F
(0.71°C)		108th Coolest
Coolest since:
1907
16th Warmest
Warmest since:
2016

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