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 1973

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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 1973
1-Month
43.30°F
(6.28°C)
41.41°F
(5.23°C)
1.89°F
(1.05°C)
110th Coolest
Coolest since:
1917
19th Warmest
Warmest since:
1947
Ties: 1983, 2005
Sep–Oct 1973
2-Month
47.88°F
(8.82°C)
46.66°F
(8.14°C)
1.22°F
(0.68°C)
106th Coolest
Coolest since:
1917
23rd Warmest
Warmest since:
2015
Aug–Oct 1973
3-Month
51.74°F
(10.97°C)
50.79°F
(10.44°C)
0.95°F
(0.53°C)
103rd Coolest
Coolest since:
1917
26th Warmest
Warmest since:
2016
Jul–Oct 1973
4-Month
53.88°F
(12.16°C)
53.22°F
(11.79°C)
0.66°F
(0.37°C)
91st Coolest
Coolest since:
1976
38th Warmest
Warmest since:
2021
Jun–Oct 1973
5-Month
54.32°F
(12.40°C)
53.71°F
(12.06°C)
0.61°F
(0.34°C)
90th Coolest
Coolest since:
1917
39th Warmest
Warmest since:
2021
May–Oct 1973
6-Month
52.98°F
(11.66°C)
52.67°F
(11.48°C)
0.31°F
(0.18°C)
76th Coolest
Coolest since:
1917
53rd Warmest
Warmest since:
2018
Apr–Oct 1973
7-Month
50.75°F
(10.42°C)
50.65°F
(10.36°C)
0.10°F
(0.06°C)
61st Coolest
Coolest since:
1917
68th Warmest
Warmest since:
2015
Mar–Oct 1973
8-Month
48.70°F
(9.28°C)
48.07°F
(8.93°C)
0.63°F
(0.35°C)
92nd Coolest
Coolest since:
1917
37th Warmest
Warmest since:
2016
Feb–Oct 1973
9-Month
45.86°F
(7.70°C)
45.27°F
(7.37°C)
0.59°F
(0.33°C)
85th Coolest
Coolest since:
1917
44th Warmest
Warmest since:
2016
Jan–Oct 1973
10-Month
43.26°F
(6.26°C)
42.72°F
(5.96°C)
0.54°F
(0.30°C)
87th Coolest
Coolest since:
1917
42nd Warmest
Warmest since:
2016
Dec 1972–Oct 1973
11-Month
41.17°F
(5.09°C)
40.89°F
(4.94°C)
0.28°F
(0.15°C)
74th Coolest
Coolest since:
1917
54th Warmest
Warmest since:
2016
Nov 1972–Oct 1973
12-Month
40.28°F
(4.60°C)
40.04°F
(4.47°C)
0.24°F
(0.13°C)
74th Coolest
Coolest since:
1917
54th Warmest
Warmest since:
2016
May 1972–Oct 1973
18-Month
44.33°F
(6.85°C)
44.25°F
(6.81°C)
0.08°F
(0.04°C)
62nd Coolest
Coolest since:
1917
66th Warmest
Warmest since:
2016
Nov 1971–Oct 1973
24-Month
40.17°F
(4.54°C)
40.03°F
(4.46°C)
0.14°F
(0.08°C)
66th Coolest
Coolest since:
1917, 1918
61st Warmest
Warmest since:
2017
Nov 1970–Oct 1973
36-Month
39.99°F
(4.44°C)
40.03°F
(4.46°C)
-0.04°F
(-0.02°C)
56th Coolest
Coolest since:
1918
70th Warmest
Warmest since:
2017
Ties: 1911
Nov 1969–Oct 1973
48-Month
39.91°F
(4.39°C)
40.01°F
(4.45°C)
-0.10°F
(-0.06°C)
47th Coolest
Coolest since:
1918
78th Warmest
Warmest since:
2018
Ties: 1945
Nov 1968–Oct 1973
60-Month
39.84°F
(4.36°C)
40.00°F
(4.44°C)
-0.16°F
(-0.08°C)
38th Coolest
Coolest since:
1920
86th Warmest
Warmest since:
2019, 2020
Ties: 1910, 1978

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