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, October 1975

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  • Record Coolest
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  • Top 1/3
  • Top 1/10
  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
October 1975
1-Month
41.68°F
(5.38°C)
41.41°F
(5.23°C)
0.27°F
(0.15°C)
73rd Coolest
Coolest since:
1917
56th Warmest
Warmest since:
1947
Ties: 1942
Sep–Oct 1975
2-Month
45.85°F
(7.69°C)
46.66°F
(8.14°C)
-0.81°F
(-0.45°C)
25th Coolest
Coolest since:
1917
104th Warmest
Warmest since:
2015
Aug–Oct 1975
3-Month
50.16°F
(10.09°C)
50.79°F
(10.44°C)
-0.63°F
(-0.35°C)
23rd Coolest
Coolest since:
1917
106th Warmest
Warmest since:
2016
Jul–Oct 1975
4-Month
52.86°F
(11.59°C)
53.22°F
(11.79°C)
-0.36°F
(-0.20°C)
37th Coolest
Coolest since:
1976
92nd Warmest
Warmest since:
2021
Jun–Oct 1975
5-Month
53.32°F
(11.84°C)
53.70°F
(12.06°C)
-0.38°F
(-0.22°C)
31st Coolest
Coolest since:
1917
98th Warmest
Warmest since:
2021
May–Oct 1975
6-Month
52.40°F
(11.33°C)
52.66°F
(11.48°C)
-0.26°F
(-0.15°C)
38th Coolest
Coolest since:
1917
91st Warmest
Warmest since:
2018
Ties: 1905
Apr–Oct 1975
7-Month
50.00°F
(10.00°C)
50.65°F
(10.36°C)
-0.65°F
(-0.36°C)
19th Coolest
Coolest since:
1917
110th Warmest
Warmest since:
2015
Mar–Oct 1975
8-Month
47.24°F
(8.47°C)
48.07°F
(8.93°C)
-0.83°F
(-0.46°C)
11th Coolest
Coolest since:
1917
118th Warmest
Warmest since:
2016
Feb–Oct 1975
9-Month
44.48°F
(6.93°C)
45.26°F
(7.37°C)
-0.78°F
(-0.44°C)
15th Coolest
Coolest since:
1917
114th Warmest
Warmest since:
2016
Jan–Oct 1975
10-Month
42.22°F
(5.68°C)
42.72°F
(5.96°C)
-0.50°F
(-0.28°C)
29th Coolest
Coolest since:
1917
100th Warmest
Warmest since:
2016
Ties: 1970
Dec 1974–Oct 1975
11-Month
40.56°F
(4.76°C)
40.89°F
(4.94°C)
-0.33°F
(-0.18°C)
37th Coolest
Coolest since:
1917
91st Warmest
Warmest since:
2016
Nov 1974–Oct 1975
12-Month
39.84°F
(4.36°C)
40.05°F
(4.47°C)
-0.21°F
(-0.11°C)
45th Coolest
Coolest since:
1917
83rd Warmest
Warmest since:
2016
Ties: 1909
May 1974–Oct 1975
18-Month
43.83°F
(6.57°C)
44.25°F
(6.81°C)
-0.42°F
(-0.24°C)
26th Coolest
Coolest since:
1917
102nd Warmest
Warmest since:
2016
Ties: 1936
Nov 1973–Oct 1975
24-Month
40.05°F
(4.47°C)
40.04°F
(4.47°C)
0.01°F
(0.00°C)
57th Coolest
Coolest since:
1917, 1918
70th Warmest
Warmest since:
2017
Ties: 1928
Nov 1972–Oct 1975
36-Month
40.12°F
(4.51°C)
40.02°F
(4.46°C)
0.10°F
(0.05°C)
63rd Coolest
Coolest since:
1918
63rd Warmest
Warmest since:
2017
Nov 1971–Oct 1975
48-Month
40.11°F
(4.51°C)
40.01°F
(4.45°C)
0.10°F
(0.06°C)
68th Coolest
Coolest since:
1918
57th Warmest
Warmest since:
2018
Ties: 1960
Nov 1970–Oct 1975
60-Month
40.01°F
(4.45°C)
40.00°F
(4.44°C)
0.01°F
(0.01°C)
59th Coolest
Coolest since:
1920
65th Warmest
Warmest since:
2019, 2020
Ties: 1933

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