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 1946

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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 1946
1-Month
41.23°F
(5.13°C)
41.41°F
(5.23°C)
-0.18°F
(-0.10°C)
51st Coolest
Coolest since:
1917
78th Warmest
Warmest since:
1947
Ties: 1904, 1944, 1996, 2001
Sep–Oct 1946
2-Month
46.44°F
(8.02°C)
46.66°F
(8.14°C)
-0.22°F
(-0.12°C)
50th Coolest
Coolest since:
1917
79th Warmest
Warmest since:
2015
Aug–Oct 1946
3-Month
50.33°F
(10.18°C)
50.79°F
(10.44°C)
-0.46°F
(-0.26°C)
31st Coolest
Coolest since:
1917
98th Warmest
Warmest since:
2016
Ties: 1949
Jul–Oct 1946
4-Month
52.88°F
(11.60°C)
53.23°F
(11.79°C)
-0.35°F
(-0.19°C)
38th Coolest
Coolest since:
1976
91st Warmest
Warmest since:
2021
Jun–Oct 1946
5-Month
53.31°F
(11.84°C)
53.70°F
(12.06°C)
-0.39°F
(-0.22°C)
29th Coolest
Coolest since:
1917
100th Warmest
Warmest since:
2021
Ties: 1968
May–Oct 1946
6-Month
52.13°F
(11.18°C)
52.66°F
(11.48°C)
-0.53°F
(-0.30°C)
22nd Coolest
Coolest since:
1917
107th Warmest
Warmest since:
2018
Apr–Oct 1946
7-Month
50.57°F
(10.32°C)
50.66°F
(10.37°C)
-0.09°F
(-0.05°C)
49th Coolest
Coolest since:
1917
80th Warmest
Warmest since:
2015
Mar–Oct 1946
8-Month
48.58°F
(9.21°C)
48.07°F
(8.93°C)
0.51°F
(0.28°C)
86th Coolest
Coolest since:
1917
43rd Warmest
Warmest since:
2016
Feb–Oct 1946
9-Month
45.68°F
(7.60°C)
45.26°F
(7.37°C)
0.42°F
(0.23°C)
79th Coolest
Coolest since:
1917
50th Warmest
Warmest since:
2016
Jan–Oct 1946
10-Month
43.20°F
(6.22°C)
42.72°F
(5.96°C)
0.48°F
(0.26°C)
82nd Coolest
Coolest since:
1917
47th Warmest
Warmest since:
2016
Dec 1945–Oct 1946
11-Month
41.03°F
(5.02°C)
40.89°F
(4.94°C)
0.14°F
(0.08°C)
70th Coolest
Coolest since:
1917
58th Warmest
Warmest since:
2016
Nov 1945–Oct 1946
12-Month
40.17°F
(4.54°C)
40.04°F
(4.47°C)
0.13°F
(0.07°C)
68th Coolest
Coolest since:
1917
60th Warmest
Warmest since:
2016
May 1945–Oct 1946
18-Month
44.05°F
(6.69°C)
44.25°F
(6.81°C)
-0.20°F
(-0.12°C)
46th Coolest
Coolest since:
1917
82nd Warmest
Warmest since:
2016
Ties: 1902
Nov 1944–Oct 1946
24-Month
40.10°F
(4.50°C)
40.04°F
(4.47°C)
0.06°F
(0.03°C)
62nd Coolest
Coolest since:
1917, 1918
65th Warmest
Warmest since:
2017
Ties: 1936, 1953
Nov 1943–Oct 1946
36-Month
39.96°F
(4.42°C)
40.02°F
(4.46°C)
-0.06°F
(-0.04°C)
55th Coolest
Coolest since:
1918
71st Warmest
Warmest since:
2017
Nov 1942–Oct 1946
48-Month
39.93°F
(4.41°C)
40.01°F
(4.45°C)
-0.08°F
(-0.04°C)
49th Coolest
Coolest since:
1918
76th Warmest
Warmest since:
2018
Nov 1941–Oct 1946
60-Month
39.96°F
(4.42°C)
40.00°F
(4.44°C)
-0.04°F
(-0.02°C)
55th Coolest
Coolest since:
1920
69th Warmest
Warmest since:
2019, 2020
Ties: 1954

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