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 1903

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PeriodValue1901-2000
Mean		AnomalyRank
(1895-2022)		Warmest/Coolest
Since		Record
September 1903
1-Month		75.67°F
(24.26°C)		77.81°F
(25.45°C)		-2.14°F
(-1.19°C)		10th Coolest
Coolest since:
1965
119th Warmest
Warmest since:
1998
Ties: 1961
Aug–Sep 1903
2-Month		79.57°F
(26.43°C)		81.48°F
(27.49°C)		-1.91°F
(-1.06°C)		6th Coolest
Coolest to Date
1965
123rd Warmest
Warmest since:
1998
Jul–Sep 1903
3-Month		81.31°F
(27.39°C)		83.21°F
(28.45°C)		-1.90°F
(-1.06°C)		6th Coolest
Coolest to Date
1912
123rd Warmest
Warmest since:
1936
Jun–Sep 1903
4-Month		80.51°F
(26.95°C)		82.74°F
(28.19°C)		-2.23°F
(-1.24°C)		4th Coolest
Coolest to Date
1915
125th Warmest
Warmest since:
1936
May–Sep 1903
5-Month		78.79°F
(25.99°C)		80.78°F
(27.10°C)		-1.99°F
(-1.11°C)		3rd Coolest
Coolest to Date
1915
126th Warmest
Warmest since:
1936
Apr–Sep 1903
6-Month		76.07°F
(24.48°C)		77.90°F
(25.50°C)		-1.83°F
(-1.02°C)		2nd Coolest
Coolest to Date
1907
127th Warmest
Warmest since:
2012
Mar–Sep 1903
7-Month		72.71°F
(22.62°C)		74.35°F
(23.53°C)		-1.64°F
(-0.91°C)		8th Coolest
Coolest to Date
1912
121st Warmest
Warmest since:
2012
Feb–Sep 1903
8-Month		68.52°F
(20.29°C)		70.66°F
(21.48°C)		-2.14°F
(-1.19°C)		2nd Coolest
Coolest to Date
1912
127th Warmest
Warmest since:
2012
Jan–Sep 1903
9-Month		65.44°F
(18.58°C)		67.30°F
(19.61°C)		-1.86°F
(-1.03°C)		3rd Coolest
Coolest to Date
1912
126th Warmest
Warmest since:
2012
Ties: 1917
Dec 1902–Sep 1903
10-Month		62.91°F
(17.17°C)		64.86°F
(18.26°C)		-1.95°F
(-1.09°C)		5th Coolest
Coolest to Date
1912
123rd Warmest
Warmest since:
2012
Nov 1902–Sep 1903
11-Month		62.06°F
(16.70°C)		63.75°F
(17.64°C)		-1.69°F
(-0.94°C)		8th Coolest
Coolest since:
1912
120th Warmest
Warmest since:
2012
Oct 1902–Sep 1903
12-Month		62.50°F
(16.94°C)		64.01°F
(17.78°C)		-1.51°F
(-0.84°C)		7th Coolest
Coolest since:
1912
121st Warmest
Warmest since:
2012
Apr 1902–Sep 1903
18-Month		67.46°F
(19.70°C)		68.64°F
(20.36°C)		-1.18°F
(-0.66°C)		7th Coolest
Coolest since:
1912
121st Warmest
Warmest since:
2012
Ties: 1973
Oct 1901–Sep 1903
24-Month		63.05°F
(17.25°C)		64.00°F
(17.78°C)		-0.95°F
(-0.53°C)		7th Coolest
Coolest since:
1913
120th Warmest
Warmest since:
2017
Ties: 1917
Oct 1900–Sep 1903
36-Month		63.39°F
(17.44°C)		63.98°F
(17.77°C)		-0.59°F
(-0.33°C)		20th Coolest
Coolest since:
1917
106th Warmest
Warmest since:
2018
Oct 1899–Sep 1903
48-Month		63.66°F
(17.59°C)		63.97°F
(17.76°C)		-0.31°F
(-0.17°C)		31st Coolest
Coolest since:
1915
94th Warmest
Warmest to Date
2018
Oct 1898–Sep 1903
60-Month		63.32°F
(17.40°C)		63.96°F
(17.76°C)		-0.64°F
(-0.36°C)		10th Coolest
Coolest to Date
1907
114th Warmest
Warmest since:
2016
Ties: 1908, 1973

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