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 1997

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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 1997
1-Month
41.59°F
(5.33°C)
41.41°F
(5.23°C)
0.18°F
(0.10°C)
70th Coolest
Coolest since:
1917
59th Warmest
Warmest since:
1947
Ties: 2020
Sep–Oct 1997
2-Month
47.74°F
(8.74°C)
46.66°F
(8.14°C)
1.08°F
(0.60°C)
103rd Coolest
Coolest since:
1917
26th Warmest
Warmest since:
2015
Ties: 1971
Aug–Oct 1997
3-Month
51.61°F
(10.89°C)
50.79°F
(10.44°C)
0.82°F
(0.45°C)
97th Coolest
Coolest since:
1917
32nd Warmest
Warmest since:
2016
Ties: 1937
Jul–Oct 1997
4-Month
53.83°F
(12.13°C)
53.22°F
(11.79°C)
0.61°F
(0.34°C)
88th Coolest
Coolest since:
1976
41st Warmest
Warmest since:
2021
Jun–Oct 1997
5-Month
54.30°F
(12.39°C)
53.71°F
(12.06°C)
0.59°F
(0.33°C)
88th Coolest
Coolest since:
1917
41st Warmest
Warmest since:
2021
Ties: 2004
May–Oct 1997
6-Month
53.00°F
(11.67°C)
52.66°F
(11.48°C)
0.34°F
(0.19°C)
77th Coolest
Coolest since:
1917
52nd Warmest
Warmest since:
2018
Apr–Oct 1997
7-Month
50.56°F
(10.31°C)
50.65°F
(10.36°C)
-0.09°F
(-0.05°C)
47th Coolest
Coolest since:
1917
82nd Warmest
Warmest since:
2015
Ties: 1932
Mar–Oct 1997
8-Month
48.27°F
(9.04°C)
48.07°F
(8.93°C)
0.20°F
(0.11°C)
65th Coolest
Coolest since:
1917
64th Warmest
Warmest since:
2016
Feb–Oct 1997
9-Month
45.80°F
(7.67°C)
45.27°F
(7.37°C)
0.53°F
(0.30°C)
82nd Coolest
Coolest since:
1917
47th Warmest
Warmest since:
2016
Jan–Oct 1997
10-Month
43.23°F
(6.24°C)
42.71°F
(5.95°C)
0.52°F
(0.29°C)
85th Coolest
Coolest since:
1917
44th Warmest
Warmest since:
2016
Ties: 2014
Dec 1996–Oct 1997
11-Month
41.49°F
(5.27°C)
40.89°F
(4.94°C)
0.60°F
(0.33°C)
88th Coolest
Coolest since:
1917
40th Warmest
Warmest since:
2016
Nov 1996–Oct 1997
12-Month
40.51°F
(4.73°C)
40.04°F
(4.47°C)
0.47°F
(0.26°C)
86th Coolest
Coolest since:
1917
42nd Warmest
Warmest since:
2016
May 1996–Oct 1997
18-Month
44.75°F
(7.08°C)
44.24°F
(6.80°C)
0.51°F
(0.28°C)
87th Coolest
Coolest since:
1917
41st Warmest
Warmest since:
2016
Nov 1995–Oct 1997
24-Month
40.30°F
(4.61°C)
40.04°F
(4.47°C)
0.26°F
(0.14°C)
75th Coolest
Coolest since:
1917, 1918
52nd Warmest
Warmest since:
2017
Nov 1994–Oct 1997
36-Month
40.65°F
(4.81°C)
40.02°F
(4.46°C)
0.63°F
(0.35°C)
94th Coolest
Coolest since:
1918
32nd Warmest
Warmest since:
2017
Nov 1993–Oct 1997
48-Month
40.59°F
(4.77°C)
40.01°F
(4.45°C)
0.58°F
(0.32°C)
87th Coolest
Coolest since:
1918
38th Warmest
Warmest since:
2018
Ties: 1983
Nov 1992–Oct 1997
60-Month
40.45°F
(4.69°C)
40.00°F
(4.44°C)
0.45°F
(0.25°C)
84th Coolest
Coolest since:
1920
40th Warmest
Warmest since:
2019, 2020
Ties: 1984

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