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 1905

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PeriodValue1901-2000
Mean		AnomalyRank
(1895-2022)		Warmest/Coolest
Since		Record
September 1905
1-Month		78.85°F
(26.03°C)		77.81°F
(25.45°C)		1.04°F
(0.58°C)		86th Coolest
Coolest since:
1965
43rd Warmest
Warmest since:
1998
Aug–Sep 1905
2-Month		82.09°F
(27.83°C)		81.48°F
(27.49°C)		0.61°F
(0.34°C)		80th Coolest
Coolest since:
1965
49th Warmest
Warmest since:
1998
Jul–Sep 1905
3-Month		82.92°F
(28.29°C)		83.21°F
(28.45°C)		-0.29°F
(-0.16°C)		44th Coolest
Coolest since:
1912
85th Warmest
Warmest since:
1936
Jun–Sep 1905
4-Month		82.29°F
(27.94°C)		82.74°F
(28.19°C)		-0.45°F
(-0.25°C)		37th Coolest
Coolest since:
1915
92nd Warmest
Warmest since:
1936
May–Sep 1905
5-Month		79.99°F
(26.66°C)		80.78°F
(27.10°C)		-0.79°F
(-0.44°C)		19th Coolest
Coolest since:
1915
110th Warmest
Warmest since:
1936
Ties: 1906
Apr–Sep 1905
6-Month		77.05°F
(25.03°C)		77.90°F
(25.50°C)		-0.85°F
(-0.47°C)		21st Coolest
Coolest since:
1907
108th Warmest
Warmest since:
2012
Mar–Sep 1905
7-Month		74.03°F
(23.35°C)		74.35°F
(23.53°C)		-0.32°F
(-0.18°C)		41st Coolest
Coolest since:
1912
88th Warmest
Warmest since:
2012
Feb–Sep 1905
8-Month		69.45°F
(20.81°C)		70.66°F
(21.48°C)		-1.21°F
(-0.67°C)		14th Coolest
Coolest since:
1912
115th Warmest
Warmest since:
2012
Jan–Sep 1905
9-Month		65.82°F
(18.79°C)		67.30°F
(19.61°C)		-1.48°F
(-0.82°C)		8th Coolest
Coolest since:
1912
121st Warmest
Warmest since:
2012
Dec 1904–Sep 1905
10-Month		63.49°F
(17.49°C)		64.86°F
(18.26°C)		-1.37°F
(-0.77°C)		10th Coolest
Coolest since:
1912
118th Warmest
Warmest since:
2012
Nov 1904–Sep 1905
11-Month		62.82°F
(17.12°C)		63.75°F
(17.64°C)		-0.93°F
(-0.52°C)		16th Coolest
Coolest since:
1912
112th Warmest
Warmest since:
2012
Ties: 1969
Oct 1904–Sep 1905
12-Month		63.14°F
(17.30°C)		64.01°F
(17.78°C)		-0.87°F
(-0.48°C)		19th Coolest
Coolest since:
1912
109th Warmest
Warmest since:
2012
Apr 1904–Sep 1905
18-Month		67.67°F
(19.82°C)		68.64°F
(20.36°C)		-0.97°F
(-0.54°C)		11th Coolest
Coolest since:
1912
117th Warmest
Warmest since:
2012
Ties: 1984
Oct 1903–Sep 1905
24-Month		63.08°F
(17.27°C)		64.00°F
(17.78°C)		-0.92°F
(-0.51°C)		9th Coolest
Coolest since:
1913
118th Warmest
Warmest since:
2017
Oct 1902–Sep 1905
36-Month		62.89°F
(17.16°C)		63.98°F
(17.77°C)		-1.09°F
(-0.61°C)		2nd Coolest
Coolest to Date
1917
124th Warmest
Warmest since:
2018
Oct 1901–Sep 1905
48-Month		63.07°F
(17.26°C)		63.97°F
(17.76°C)		-0.90°F
(-0.50°C)		4th Coolest
Coolest to Date
1915
121st Warmest
Warmest since:
2018
Ties: 1918
Oct 1900–Sep 1905
60-Month		63.27°F
(17.37°C)		63.96°F
(17.76°C)		-0.69°F
(-0.39°C)		8th Coolest
Coolest to Date
1907
116th Warmest
Warmest since:
2016

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