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 1957

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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
September 1957
1-Month
77.38°F
(25.21°C)
77.81°F
(25.45°C)
-0.43°F
(-0.24°C)
46th Coolest
Coolest since:
1965
83rd Warmest
Warmest since:
1998
Aug–Sep 1957
2-Month
81.10°F
(27.28°C)
81.48°F
(27.49°C)
-0.38°F
(-0.21°C)
45th Coolest
Coolest since:
1965
84th Warmest
Warmest since:
1998
Jul–Sep 1957
3-Month
83.24°F
(28.47°C)
83.21°F
(28.45°C)
0.03°F
(0.02°C)
63rd Coolest
Coolest since:
1912
66th Warmest
Warmest since:
1936
Jun–Sep 1957
4-Month
82.68°F
(28.16°C)
82.74°F
(28.19°C)
-0.06°F
(-0.03°C)
56th Coolest
Coolest since:
1915
73rd Warmest
Warmest since:
1936
May–Sep 1957
5-Month
80.38°F
(26.88°C)
80.78°F
(27.10°C)
-0.40°F
(-0.22°C)
40th Coolest
Coolest since:
1915
89th Warmest
Warmest since:
1936
Apr–Sep 1957
6-Month
77.34°F
(25.19°C)
77.91°F
(25.51°C)
-0.57°F
(-0.32°C)
33rd Coolest
Coolest since:
1907
96th Warmest
Warmest since:
2012
Mar–Sep 1957
7-Month
73.72°F
(23.18°C)
74.35°F
(23.53°C)
-0.63°F
(-0.35°C)
25th Coolest
Coolest since:
1912
104th Warmest
Warmest since:
2012
Feb–Sep 1957
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: 1945, 1996
Jan–Sep 1957
9-Month
66.86°F
(19.37°C)
67.31°F
(19.62°C)
-0.45°F
(-0.25°C)
37th Coolest
Coolest since:
1912
92nd Warmest
Warmest since:
2012
Dec 1956–Sep 1957
10-Month
64.90°F
(18.28°C)
64.86°F
(18.26°C)
0.04°F
(0.02°C)
59th Coolest
Coolest since:
1912
69th Warmest
Warmest since:
2012
Nov 1956–Sep 1957
11-Month
63.75°F
(17.64°C)
63.75°F
(17.64°C)
0.00°F
(0.00°C)
54th Coolest
Coolest since:
1912
74th Warmest
Warmest since:
2012
Oct 1956–Sep 1957
12-Month
64.22°F
(17.90°C)
64.01°F
(17.78°C)
0.21°F
(0.12°C)
69th Coolest
Coolest since:
1912
59th Warmest
Warmest since:
2012
Apr 1956–Sep 1957
18-Month
69.05°F
(20.58°C)
68.64°F
(20.36°C)
0.41°F
(0.22°C)
80th Coolest
Coolest since:
1912
48th Warmest
Warmest since:
2012
Oct 1955–Sep 1957
24-Month
64.21°F
(17.89°C)
64.00°F
(17.78°C)
0.21°F
(0.11°C)
70th Coolest
Coolest since:
1913
57th Warmest
Warmest since:
2017
Oct 1954–Sep 1957
36-Month
64.34°F
(17.97°C)
63.98°F
(17.77°C)
0.36°F
(0.20°C)
83rd Coolest
Coolest since:
1917
43rd Warmest
Warmest since:
2018
Oct 1953–Sep 1957
48-Month
64.74°F
(18.19°C)
63.97°F
(17.76°C)
0.77°F
(0.43°C)
92nd Coolest
Coolest since:
1915
33rd Warmest
Warmest since:
2018
Oct 1952–Sep 1957
60-Month
64.83°F
(18.24°C)
63.96°F
(17.76°C)
0.87°F
(0.48°C)
96th Coolest
Coolest since:
1907
28th Warmest
Warmest since:
2016

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