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 1930

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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 1930
1-Month
40.06°F
(4.48°C)
41.41°F
(5.23°C)
-1.35°F
(-0.75°C)
23rd Coolest
Coolest since:
1917
106th Warmest
Warmest since:
1947
Sep–Oct 1930
2-Month
46.32°F
(7.96°C)
46.66°F
(8.14°C)
-0.34°F
(-0.18°C)
43rd Coolest
Coolest since:
1917
86th Warmest
Warmest since:
2015
Ties: 1899
Aug–Oct 1930
3-Month
50.63°F
(10.35°C)
50.79°F
(10.44°C)
-0.16°F
(-0.09°C)
48th Coolest
Coolest since:
1917
81st Warmest
Warmest since:
2016
Ties: 2006
Jul–Oct 1930
4-Month
53.20°F
(11.78°C)
53.22°F
(11.79°C)
-0.02°F
(-0.01°C)
55th Coolest
Coolest since:
1976
74th Warmest
Warmest since:
2021
Ties: 1989
Jun–Oct 1930
5-Month
53.50°F
(11.94°C)
53.70°F
(12.06°C)
-0.20°F
(-0.12°C)
42nd Coolest
Coolest since:
1917
87th Warmest
Warmest since:
2021
May–Oct 1930
6-Month
52.41°F
(11.34°C)
52.66°F
(11.48°C)
-0.25°F
(-0.14°C)
40th Coolest
Coolest since:
1917
89th Warmest
Warmest since:
2018
Apr–Oct 1930
7-Month
50.79°F
(10.44°C)
50.66°F
(10.37°C)
0.13°F
(0.07°C)
63rd Coolest
Coolest since:
1917
66th Warmest
Warmest since:
2015
Mar–Oct 1930
8-Month
48.02°F
(8.90°C)
48.08°F
(8.93°C)
-0.06°F
(-0.03°C)
49th Coolest
Coolest since:
1917
80th Warmest
Warmest since:
2016
Feb–Oct 1930
9-Month
45.85°F
(7.69°C)
45.26°F
(7.37°C)
0.59°F
(0.32°C)
84th Coolest
Coolest since:
1917
45th Warmest
Warmest since:
2016
Jan–Oct 1930
10-Month
42.60°F
(5.89°C)
42.72°F
(5.96°C)
-0.12°F
(-0.07°C)
54th Coolest
Coolest since:
1917
75th Warmest
Warmest since:
2016
Dec 1929–Oct 1930
11-Month
40.84°F
(4.91°C)
40.89°F
(4.94°C)
-0.05°F
(-0.03°C)
51st Coolest
Coolest since:
1917
77th Warmest
Warmest since:
2016
Ties: 1959, 1977
Nov 1929–Oct 1930
12-Month
39.73°F
(4.29°C)
40.04°F
(4.47°C)
-0.31°F
(-0.18°C)
36th Coolest
Coolest since:
1917
92nd Warmest
Warmest since:
2016
May 1929–Oct 1930
18-Month
43.80°F
(6.56°C)
44.25°F
(6.81°C)
-0.45°F
(-0.25°C)
24th Coolest
Coolest since:
1917
104th Warmest
Warmest since:
2016
Nov 1928–Oct 1930
24-Month
39.38°F
(4.10°C)
40.03°F
(4.46°C)
-0.65°F
(-0.36°C)
13th Coolest
Coolest since:
1917, 1918
114th Warmest
Warmest since:
2017
Ties: 1929, 1952
Nov 1927–Oct 1930
36-Month
39.49°F
(4.16°C)
40.02°F
(4.46°C)
-0.53°F
(-0.30°C)
15th Coolest
Coolest since:
1918
111th Warmest
Warmest since:
2017
Ties: 1951
Nov 1926–Oct 1930
48-Month
39.71°F
(4.28°C)
40.00°F
(4.44°C)
-0.29°F
(-0.16°C)
27th Coolest
Coolest since:
1918
98th Warmest
Warmest since:
2018
Ties: 1925, 1950
Nov 1925–Oct 1930
60-Month
39.79°F
(4.33°C)
40.00°F
(4.44°C)
-0.21°F
(-0.11°C)
34th Coolest
Coolest since:
1920
90th Warmest
Warmest since:
2019, 2020

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