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 1936

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PeriodValue1901-2000
Mean
AnomalyRank
(1895-2022)
Warmest/Coolest
Since
Record
September 1936
1-Month
53.44°F
(11.91°C)
51.90°F
(11.06°C)
1.54°F
(0.85°C)
104th Coolest
Coolest since:
1918
25th Warmest
Warmest since:
2019
Aug–Sep 1936
2-Month
57.16°F
(13.98°C)
55.48°F
(13.04°C)
1.68°F
(0.94°C)
113th Coolest
Coolest since:
1974
16th Warmest
Warmest to Date
2019
Jul–Sep 1936
3-Month
59.02°F
(15.01°C)
57.16°F
(13.98°C)
1.86°F
(1.03°C)
117th Coolest
Coolest since:
1924
12th Warmest
Warmest to Date
2022
Jun–Sep 1936
4-Month
58.42°F
(14.68°C)
56.78°F
(13.77°C)
1.64°F
(0.91°C)
114th Coolest
Coolest since:
1903
15th Warmest
Warmest to Date
2021
May–Sep 1936
5-Month
56.69°F
(13.72°C)
54.91°F
(12.73°C)
1.78°F
(0.99°C)
121st Coolest
Coolest since:
1907, 1924
8th Warmest
Warmest to Date
2018
Apr–Sep 1936
6-Month
53.43°F
(11.91°C)
52.20°F
(11.22°C)
1.23°F
(0.69°C)
110th Coolest
Coolest since:
1907
19th Warmest
Warmest to Date
2018
Mar–Sep 1936
7-Month
50.27°F
(10.15°C)
49.02°F
(9.46°C)
1.25°F
(0.69°C)
106th Coolest
Coolest since:
1917
23rd Warmest
Warmest since:
2012
Feb–Sep 1936
8-Month
45.76°F
(7.64°C)
45.75°F
(7.64°C)
0.01°F
(0.00°C)
60th Coolest
Coolest since:
1917
69th Warmest
Warmest since:
2012
Jan–Sep 1936
9-Month
42.58°F
(5.88°C)
42.86°F
(6.03°C)
-0.28°F
(-0.15°C)
43rd Coolest
Coolest since:
1917
86th Warmest
Warmest since:
2012
Dec 1935–Sep 1936
10-Month
40.45°F
(4.69°C)
40.84°F
(4.91°C)
-0.39°F
(-0.22°C)
34th Coolest
Coolest since:
1917
94th Warmest
Warmest since:
2016
Ties: 1975
Nov 1935–Sep 1936
11-Month
39.44°F
(4.13°C)
39.92°F
(4.40°C)
-0.48°F
(-0.27°C)
27th Coolest
Coolest since:
1917
101st Warmest
Warmest since:
2016
Ties: 1928
Oct 1935–Sep 1936
12-Month
39.54°F
(4.19°C)
40.04°F
(4.47°C)
-0.50°F
(-0.28°C)
27th Coolest
Coolest since:
1917
101st Warmest
Warmest since:
2016
Apr 1935–Sep 1936
18-Month
43.69°F
(6.49°C)
44.09°F
(6.72°C)
-0.40°F
(-0.23°C)
25th Coolest
Coolest since:
1917
103rd Warmest
Warmest since:
2016
Oct 1934–Sep 1936
24-Month
40.20°F
(4.56°C)
40.04°F
(4.47°C)
0.16°F
(0.09°C)
71st Coolest
Coolest since:
1918
56th Warmest
Warmest since:
2017
Ties: 1921
Oct 1933–Sep 1936
36-Month
40.54°F
(4.74°C)
40.02°F
(4.46°C)
0.52°F
(0.28°C)
88th Coolest
Coolest since:
1918
38th Warmest
Warmest since:
2017, 2018
Oct 1932–Sep 1936
48-Month
40.35°F
(4.64°C)
40.01°F
(4.45°C)
0.34°F
(0.19°C)
81st Coolest
Coolest since:
1918
44th Warmest
Warmest since:
2018
Oct 1931–Sep 1936
60-Month
40.45°F
(4.69°C)
40.00°F
(4.44°C)
0.45°F
(0.25°C)
85th Coolest
Coolest since:
1920
39th Warmest
Warmest since:
2019, 2020
Ties: 1997

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