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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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(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)
80.79°F
(27.11°C)
-1.04°F
(-0.58°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)
74.34°F
(23.52°C)
-0.23°F
(-0.13°C)
48th Coolest
Coolest since:
1912
81st Warmest
Warmest since:
2012
Feb–Sep 1945
8-Month
70.57°F
(21.43°C)
70.65°F
(21.47°C)
-0.08°F
(-0.04°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)
67.31°F
(19.62°C)
-0.08°F
(-0.05°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)
63.96°F
(17.76°C)
0.17°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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