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 1976

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  • Record Coolest
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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
September 1976
1-Month
51.19°F
(10.66°C)
51.90°F
(11.06°C)
-0.71°F
(-0.40°C)
35th Coolest
Coolest since:
1918
94th Warmest
Warmest since:
2019
Ties: 1989
Aug–Sep 1976
2-Month
54.26°F
(12.37°C)
55.47°F
(13.04°C)
-1.21°F
(-0.67°C)
10th Coolest
Coolest since:
1974
119th Warmest
Warmest since:
2019
Jul–Sep 1976
3-Month
56.16°F
(13.42°C)
57.16°F
(13.98°C)
-1.00°F
(-0.56°C)
11th Coolest
Coolest since:
1924
118th Warmest
Warmest since:
2022
Jun–Sep 1976
4-Month
55.78°F
(13.21°C)
56.77°F
(13.76°C)
-0.99°F
(-0.55°C)
12th Coolest
Coolest since:
1903
117th Warmest
Warmest since:
2021
Ties: 1904
May–Sep 1976
5-Month
53.80°F
(12.11°C)
54.92°F
(12.73°C)
-1.12°F
(-0.62°C)
8th Coolest
Coolest since:
1907, 1924
121st Warmest
Warmest since:
2018
Apr–Sep 1976
6-Month
51.35°F
(10.75°C)
52.20°F
(11.22°C)
-0.85°F
(-0.47°C)
10th Coolest
Coolest since:
1907
119th Warmest
Warmest since:
2018
Ties: 1916
Mar–Sep 1976
7-Month
48.33°F
(9.07°C)
49.02°F
(9.46°C)
-0.69°F
(-0.39°C)
17th Coolest
Coolest since:
1917
112th Warmest
Warmest since:
2012
Ties: 1895, 1923
Feb–Sep 1976
8-Month
45.73°F
(7.63°C)
45.75°F
(7.64°C)
-0.02°F
(-0.01°C)
56th Coolest
Coolest since:
1917
73rd Warmest
Warmest since:
2012
Ties: 1926
Jan–Sep 1976
9-Month
42.69°F
(5.94°C)
42.86°F
(6.03°C)
-0.17°F
(-0.09°C)
52nd Coolest
Coolest since:
1917
77th Warmest
Warmest since:
2012
Dec 1975–Sep 1976
10-Month
40.82°F
(4.90°C)
40.84°F
(4.91°C)
-0.02°F
(-0.01°C)
55th Coolest
Coolest since:
1917
73rd Warmest
Warmest since:
2016
Ties: 1901
Nov 1975–Sep 1976
11-Month
39.93°F
(4.41°C)
39.92°F
(4.40°C)
0.01°F
(0.01°C)
61st Coolest
Coolest since:
1917
67th Warmest
Warmest since:
2016
Ties: 1896, 2014
Oct 1975–Sep 1976
12-Month
40.08°F
(4.49°C)
40.05°F
(4.47°C)
0.03°F
(0.02°C)
61st Coolest
Coolest since:
1917
67th Warmest
Warmest since:
2016
Apr 1975–Sep 1976
18-Month
43.85°F
(6.58°C)
44.10°F
(6.72°C)
-0.25°F
(-0.14°C)
36th Coolest
Coolest since:
1917
92nd Warmest
Warmest since:
2016
Ties: 1915
Oct 1974–Sep 1976
24-Month
39.92°F
(4.40°C)
40.04°F
(4.47°C)
-0.12°F
(-0.07°C)
50th Coolest
Coolest since:
1918
77th Warmest
Warmest since:
2017
Ties: 1923
Oct 1973–Sep 1976
36-Month
40.10°F
(4.50°C)
40.02°F
(4.46°C)
0.08°F
(0.04°C)
64th Coolest
Coolest since:
1918
62nd Warmest
Warmest since:
2017, 2018
Oct 1972–Sep 1976
48-Month
40.10°F
(4.50°C)
40.01°F
(4.45°C)
0.09°F
(0.05°C)
65th Coolest
Coolest since:
1918
60th Warmest
Warmest since:
2018
Oct 1971–Sep 1976
60-Month
40.13°F
(4.52°C)
40.00°F
(4.44°C)
0.13°F
(0.08°C)
69th Coolest
Coolest since:
1920
55th Warmest
Warmest since:
2019, 2020

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