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.

Minimum Temperature Rankings, September 1954

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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
September 1954
1-Month
52.77°F
(11.54°C)
51.90°F
(11.06°C)
0.87°F
(0.48°C)
86th Coolest
Coolest since:
1918
43rd Warmest
Warmest since:
2019
Ties: 1897
Aug–Sep 1954
2-Month
55.90°F
(13.28°C)
55.48°F
(13.04°C)
0.42°F
(0.24°C)
75th Coolest
Coolest since:
1974
54th Warmest
Warmest since:
2019
Jul–Sep 1954
3-Month
57.81°F
(14.34°C)
57.16°F
(13.98°C)
0.65°F
(0.36°C)
90th Coolest
Coolest since:
1924
39th Warmest
Warmest since:
2022
Ties: 1988
Jun–Sep 1954
4-Month
57.32°F
(14.07°C)
56.78°F
(13.77°C)
0.54°F
(0.30°C)
83rd Coolest
Coolest since:
1903
46th Warmest
Warmest since:
2021
May–Sep 1954
5-Month
54.99°F
(12.77°C)
54.91°F
(12.73°C)
0.08°F
(0.04°C)
59th Coolest
Coolest since:
1907, 1924
70th Warmest
Warmest since:
2018
Apr–Sep 1954
6-Month
52.68°F
(11.49°C)
52.19°F
(11.22°C)
0.49°F
(0.27°C)
80th Coolest
Coolest since:
1907
49th Warmest
Warmest since:
2018
Mar–Sep 1954
7-Month
49.12°F
(9.51°C)
49.02°F
(9.46°C)
0.10°F
(0.05°C)
58th Coolest
Coolest since:
1917
71st Warmest
Warmest since:
2012
Feb–Sep 1954
8-Month
46.61°F
(8.12°C)
45.75°F
(7.64°C)
0.86°F
(0.48°C)
96th Coolest
Coolest since:
1917
33rd Warmest
Warmest since:
2012
Ties: 2009
Jan–Sep 1954
9-Month
43.66°F
(6.48°C)
42.86°F
(6.03°C)
0.80°F
(0.45°C)
92nd Coolest
Coolest since:
1917
37th Warmest
Warmest since:
2012
Dec 1953–Sep 1954
10-Month
41.63°F
(5.35°C)
40.84°F
(4.91°C)
0.79°F
(0.44°C)
93rd Coolest
Coolest since:
1917
35th Warmest
Warmest since:
2016
Ties: 1931
Nov 1953–Sep 1954
11-Month
40.77°F
(4.87°C)
39.91°F
(4.39°C)
0.86°F
(0.48°C)
96th Coolest
Coolest since:
1917
32nd Warmest
Warmest since:
2016
Oct 1953–Sep 1954
12-Month
40.88°F
(4.93°C)
40.04°F
(4.47°C)
0.84°F
(0.46°C)
95th Coolest
Coolest since:
1917
33rd Warmest
Warmest since:
2016
Ties: 1941
Apr 1953–Sep 1954
18-Month
44.54°F
(6.97°C)
44.09°F
(6.72°C)
0.45°F
(0.25°C)
88th Coolest
Coolest since:
1917
40th Warmest
Warmest since:
2016
Oct 1952–Sep 1954
24-Month
40.59°F
(4.77°C)
40.04°F
(4.47°C)
0.55°F
(0.30°C)
87th Coolest
Coolest since:
1918
40th Warmest
Warmest since:
2017
Ties: 2009
Oct 1951–Sep 1954
36-Month
40.36°F
(4.64°C)
40.03°F
(4.46°C)
0.33°F
(0.18°C)
73rd Coolest
Coolest since:
1918
53rd Warmest
Warmest since:
2017, 2018
Oct 1950–Sep 1954
48-Month
40.13°F
(4.52°C)
40.01°F
(4.45°C)
0.12°F
(0.07°C)
68th Coolest
Coolest since:
1918
57th Warmest
Warmest since:
2018
Oct 1949–Sep 1954
60-Month
39.96°F
(4.42°C)
40.00°F
(4.44°C)
-0.04°F
(-0.02°C)
56th Coolest
Coolest since:
1920
68th Warmest
Warmest since:
2019, 2020
Ties: 1922, 1974

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