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 1945

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PeriodValue1901-2000
Mean		AnomalyRank
(1895-2022)		Warmest/Coolest
Since		Record
September 1945
1-Month		77.95°F
(25.53°C)		77.81°F
(25.45°C)		0.14°F
(0.08°C)		60th Coolest
Coolest since:
1965
69th Warmest
Warmest since:
1998
Ties: 1958
Aug–Sep 1945
2-Month		81.62°F
(27.57°C)		81.48°F
(27.49°C)		0.14°F
(0.08°C)		64th Coolest
Coolest since:
1965
65th Warmest
Warmest since:
1998
Jul–Sep 1945
3-Month		83.10°F
(28.39°C)		83.21°F
(28.45°C)		-0.11°F
(-0.06°C)		57th Coolest
Coolest since:
1912
72nd Warmest
Warmest since:
1936
Jun–Sep 1945
4-Month		81.89°F
(27.72°C)		82.74°F
(28.19°C)		-0.85°F
(-0.47°C)		20th Coolest
Coolest since:
1915
109th Warmest
Warmest since:
1936
Ties: 1920
May–Sep 1945
5-Month		79.75°F
(26.53°C)		80.78°F
(27.10°C)		-1.03°F
(-0.57°C)		15th Coolest
Coolest since:
1915
114th Warmest
Warmest since:
1936
Apr–Sep 1945
6-Month		76.88°F
(24.93°C)		77.90°F
(25.50°C)		-1.02°F
(-0.57°C)		16th Coolest
Coolest since:
1907
113th Warmest
Warmest since:
2012
Mar–Sep 1945
7-Month		74.11°F
(23.39°C)		74.35°F
(23.53°C)		-0.24°F
(-0.14°C)		48th Coolest
Coolest since:
1912
81st Warmest
Warmest since:
2012
Feb–Sep 1945
8-Month		70.57°F
(21.43°C)		70.66°F
(21.48°C)		-0.09°F
(-0.05°C)		51st Coolest
Coolest since:
1912
78th Warmest
Warmest since:
2012
Ties: 1957, 1996
Jan–Sep 1945
9-Month		67.23°F
(19.57°C)		67.30°F
(19.61°C)		-0.07°F
(-0.04°C)		56th Coolest
Coolest since:
1912
73rd Warmest
Warmest since:
2012
Ties: 1918
Dec 1944–Sep 1945
10-Month		64.58°F
(18.10°C)		64.86°F
(18.26°C)		-0.28°F
(-0.16°C)		39th Coolest
Coolest since:
1912
89th Warmest
Warmest since:
2012
Nov 1944–Sep 1945
11-Month		63.33°F
(17.41°C)		63.75°F
(17.64°C)		-0.42°F
(-0.23°C)		32nd Coolest
Coolest since:
1912
96th Warmest
Warmest since:
2012
Oct 1944–Sep 1945
12-Month		63.83°F
(17.68°C)		64.01°F
(17.78°C)		-0.18°F
(-0.10°C)		43rd Coolest
Coolest since:
1912
85th Warmest
Warmest since:
2012
Apr 1944–Sep 1945
18-Month		68.51°F
(20.28°C)		68.64°F
(20.36°C)		-0.13°F
(-0.08°C)		48th Coolest
Coolest since:
1912
80th Warmest
Warmest since:
2012
Oct 1943–Sep 1945
24-Month		63.91°F
(17.73°C)		64.00°F
(17.78°C)		-0.09°F
(-0.05°C)		52nd Coolest
Coolest since:
1913
75th Warmest
Warmest since:
2017
Ties: 1951
Oct 1942–Sep 1945
36-Month		64.20°F
(17.89°C)		63.98°F
(17.77°C)		0.22°F
(0.12°C)		73rd Coolest
Coolest since:
1917
53rd Warmest
Warmest since:
2018
Oct 1941–Sep 1945
48-Month		64.13°F
(17.85°C)		63.97°F
(17.76°C)		0.16°F
(0.09°C)		72nd Coolest
Coolest since:
1915
53rd Warmest
Warmest since:
2018
Ties: 1994, 1997
Oct 1940–Sep 1945
60-Month		64.09°F
(17.83°C)		63.96°F
(17.76°C)		0.13°F
(0.07°C)		67th Coolest
Coolest since:
1907
57th Warmest
Warmest since:
2016
Ties: 1948

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