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 1923

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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
October 1923
1-Month
39.74°F
(4.30°C)
41.41°F
(5.23°C)
-1.67°F
(-0.93°C)
18th Coolest
Coolest since:
1917
111th Warmest
Warmest since:
1947
Sep–Oct 1923
2-Month
46.18°F
(7.88°C)
46.65°F
(8.14°C)
-0.47°F
(-0.26°C)
34th Coolest
Coolest since:
1917
95th Warmest
Warmest since:
2015
Ties: 1929, 1989
Aug–Oct 1923
3-Month
50.26°F
(10.14°C)
50.79°F
(10.44°C)
-0.53°F
(-0.30°C)
29th Coolest
Coolest since:
1917
100th Warmest
Warmest since:
2016
Jul–Oct 1923
4-Month
52.94°F
(11.63°C)
53.23°F
(11.79°C)
-0.29°F
(-0.16°C)
43rd Coolest
Coolest since:
1976
86th Warmest
Warmest since:
2021
Ties: 1942
Jun–Oct 1923
5-Month
53.49°F
(11.94°C)
53.70°F
(12.06°C)
-0.21°F
(-0.12°C)
41st Coolest
Coolest since:
1917
88th Warmest
Warmest since:
2021
May–Oct 1923
6-Month
52.37°F
(11.32°C)
52.67°F
(11.48°C)
-0.30°F
(-0.16°C)
35th Coolest
Coolest since:
1917
94th Warmest
Warmest since:
2018
Ties: 1993
Apr–Oct 1923
7-Month
50.28°F
(10.16°C)
50.65°F
(10.36°C)
-0.37°F
(-0.20°C)
26th Coolest
Coolest since:
1917
103rd Warmest
Warmest since:
2015
Mar–Oct 1923
8-Month
47.26°F
(8.48°C)
48.07°F
(8.93°C)
-0.81°F
(-0.45°C)
13th Coolest
Coolest since:
1917
116th Warmest
Warmest since:
2016
Ties: 1909, 1913
Feb–Oct 1923
9-Month
44.05°F
(6.69°C)
45.27°F
(7.37°C)
-1.22°F
(-0.68°C)
6th Coolest
Coolest since:
1917
123rd Warmest
Warmest since:
2016
Ties: 1924
Jan–Oct 1923
10-Month
42.06°F
(5.59°C)
42.72°F
(5.96°C)
-0.66°F
(-0.37°C)
20th Coolest
Coolest since:
1917
109th Warmest
Warmest since:
2016
Dec 1922–Oct 1923
11-Month
40.37°F
(4.65°C)
40.89°F
(4.94°C)
-0.52°F
(-0.29°C)
25th Coolest
Coolest since:
1917
103rd Warmest
Warmest since:
2016
Nov 1922–Oct 1923
12-Month
39.64°F
(4.24°C)
40.04°F
(4.47°C)
-0.40°F
(-0.23°C)
30th Coolest
Coolest since:
1917
98th Warmest
Warmest since:
2016
Ties: 1977
May 1922–Oct 1923
18-Month
44.17°F
(6.76°C)
44.25°F
(6.81°C)
-0.08°F
(-0.05°C)
50th Coolest
Coolest since:
1917
78th Warmest
Warmest since:
2016
Ties: 1982
Nov 1921–Oct 1923
24-Month
39.85°F
(4.36°C)
40.04°F
(4.47°C)
-0.19°F
(-0.11°C)
46th Coolest
Coolest since:
1917, 1918
81st Warmest
Warmest since:
2017
Nov 1920–Oct 1923
36-Month
40.37°F
(4.65°C)
40.02°F
(4.46°C)
0.35°F
(0.19°C)
79th Coolest
Coolest since:
1918
47th Warmest
Warmest to Date
2017
Ties: 1932
Nov 1919–Oct 1923
48-Month
40.01°F
(4.45°C)
40.01°F
(4.45°C)
0.00°F
(0.00°C)
56th Coolest
Coolest since:
1918
69th Warmest
Warmest since:
2018
Nov 1918–Oct 1923
60-Month
40.11°F
(4.51°C)
40.00°F
(4.44°C)
0.11°F
(0.07°C)
69th Coolest
Coolest since:
1920
55th Warmest
Warmest to Date
2019, 2020

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