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.

Average 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
64.18°F
(17.88°C)
64.86°F
(18.26°C)
-0.68°F
(-0.38°C)
34th Coolest
Coolest since:
1965
95th Warmest
Warmest since:
1998
Ties: 1962, 1976
Aug–Sep 1957
2-Month
67.92°F
(19.96°C)
68.48°F
(20.27°C)
-0.56°F
(-0.31°C)
31st Coolest
Coolest since:
1974
98th Warmest
Warmest since:
1998
Ties: 1949
Jul–Sep 1957
3-Month
70.04°F
(21.13°C)
70.19°F
(21.22°C)
-0.15°F
(-0.09°C)
51st Coolest
Coolest since:
1950
78th Warmest
Warmest since:
2022
Jun–Sep 1957
4-Month
69.70°F
(20.94°C)
69.76°F
(20.98°C)
-0.06°F
(-0.04°C)
49th Coolest
Coolest since:
1903
80th Warmest
Warmest since:
2022
Ties: 1896
May–Sep 1957
5-Month
67.69°F
(19.83°C)
67.85°F
(19.92°C)
-0.16°F
(-0.09°C)
45th Coolest
Coolest since:
1907
84th Warmest
Warmest since:
2018
Ties: 1973
Apr–Sep 1957
6-Month
64.86°F
(18.26°C)
65.05°F
(18.36°C)
-0.19°F
(-0.10°C)
45th Coolest
Coolest since:
1907
84th Warmest
Warmest since:
2012
Mar–Sep 1957
7-Month
61.49°F
(16.38°C)
61.69°F
(16.49°C)
-0.20°F
(-0.11°C)
46th Coolest
Coolest since:
1912
83rd Warmest
Warmest since:
2012
Feb–Sep 1957
8-Month
58.56°F
(14.76°C)
58.20°F
(14.56°C)
0.36°F
(0.20°C)
80th Coolest
Coolest since:
1917
49th Warmest
Warmest since:
2012
Jan–Sep 1957
9-Month
55.06°F
(12.81°C)
55.08°F
(12.82°C)
-0.02°F
(-0.01°C)
56th Coolest
Coolest since:
1912
73rd Warmest
Warmest since:
2012
Dec 1956–Sep 1957
10-Month
53.18°F
(11.77°C)
52.85°F
(11.58°C)
0.33°F
(0.19°C)
75th Coolest
Coolest since:
1917
53rd Warmest
Warmest since:
2012
Nov 1956–Sep 1957
11-Month
52.01°F
(11.12°C)
51.84°F
(11.02°C)
0.17°F
(0.10°C)
68th Coolest
Coolest since:
1912
60th Warmest
Warmest since:
2012
Ties: 1930
Oct 1956–Sep 1957
12-Month
52.36°F
(11.31°C)
52.03°F
(11.13°C)
0.33°F
(0.18°C)
76th Coolest
Coolest since:
1912
52nd Warmest
Warmest since:
2012
Ties: 1943
Apr 1956–Sep 1957
18-Month
56.65°F
(13.69°C)
56.37°F
(13.54°C)
0.28°F
(0.15°C)
77th Coolest
Coolest since:
1917
51st Warmest
Warmest since:
2012
Oct 1955–Sep 1957
24-Month
52.03°F
(11.13°C)
52.02°F
(11.12°C)
0.01°F
(0.01°C)
62nd Coolest
Coolest since:
1913, 1918
65th Warmest
Warmest since:
2017
Oct 1954–Sep 1957
36-Month
52.13°F
(11.18°C)
52.00°F
(11.11°C)
0.13°F
(0.07°C)
70th Coolest
Coolest since:
1917
56th Warmest
Warmest since:
2018
Oct 1953–Sep 1957
48-Month
52.45°F
(11.36°C)
51.99°F
(11.11°C)
0.46°F
(0.25°C)
85th Coolest
Coolest since:
1918
40th Warmest
Warmest since:
2018
Oct 1952–Sep 1957
60-Month
52.51°F
(11.39°C)
51.98°F
(11.10°C)
0.53°F
(0.29°C)
88th Coolest
Coolest since:
1920
36th Warmest
Warmest since:
2020
Ties: 1942, 1995

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