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 1927

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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
October 1927
1-Month
42.22°F
(5.68°C)
41.41°F
(5.23°C)
0.81°F
(0.45°C)
89th Coolest
Coolest since:
1917
40th Warmest
Warmest since:
1947
Sep–Oct 1927
2-Month
47.36°F
(8.53°C)
46.66°F
(8.14°C)
0.70°F
(0.39°C)
82nd Coolest
Coolest since:
1917
47th Warmest
Warmest since:
2015
Aug–Oct 1927
3-Month
50.47°F
(10.26°C)
50.79°F
(10.44°C)
-0.32°F
(-0.18°C)
41st Coolest
Coolest since:
1917
88th Warmest
Warmest since:
2016
Jul–Oct 1927
4-Month
52.73°F
(11.52°C)
53.23°F
(11.79°C)
-0.50°F
(-0.27°C)
26th Coolest
Coolest since:
1976
103rd Warmest
Warmest since:
2021
Jun–Oct 1927
5-Month
53.15°F
(11.75°C)
53.71°F
(12.06°C)
-0.56°F
(-0.31°C)
23rd Coolest
Coolest since:
1917
106th Warmest
Warmest since:
2021
May–Oct 1927
6-Month
52.22°F
(11.23°C)
52.66°F
(11.48°C)
-0.44°F
(-0.25°C)
25th Coolest
Coolest since:
1917
104th Warmest
Warmest since:
2018
Apr–Oct 1927
7-Month
50.42°F
(10.23°C)
50.65°F
(10.36°C)
-0.23°F
(-0.13°C)
37th Coolest
Coolest since:
1917
92nd Warmest
Warmest since:
2015
Ties: 1905, 1944
Mar–Oct 1927
8-Month
48.03°F
(8.91°C)
48.07°F
(8.93°C)
-0.04°F
(-0.02°C)
50th Coolest
Coolest since:
1917
79th Warmest
Warmest since:
2016
Ties: 1972, 1984
Feb–Oct 1927
9-Month
45.75°F
(7.64°C)
45.27°F
(7.37°C)
0.48°F
(0.27°C)
81st Coolest
Coolest since:
1917
48th Warmest
Warmest since:
2016
Jan–Oct 1927
10-Month
43.30°F
(6.28°C)
42.71°F
(5.95°C)
0.59°F
(0.33°C)
90th Coolest
Coolest since:
1917
39th Warmest
Warmest since:
2016
Dec 1926–Oct 1927
11-Month
41.34°F
(5.19°C)
40.89°F
(4.94°C)
0.45°F
(0.25°C)
83rd Coolest
Coolest since:
1917
45th Warmest
Warmest since:
2016
Nov 1926–Oct 1927
12-Month
40.38°F
(4.66°C)
40.04°F
(4.47°C)
0.34°F
(0.19°C)
80th Coolest
Coolest since:
1917
48th Warmest
Warmest since:
2016
May 1926–Oct 1927
18-Month
44.49°F
(6.94°C)
44.25°F
(6.81°C)
0.24°F
(0.13°C)
72nd Coolest
Coolest since:
1917
56th Warmest
Warmest since:
2016
Ties: 1957
Nov 1925–Oct 1927
24-Month
40.22°F
(4.57°C)
40.04°F
(4.47°C)
0.18°F
(0.10°C)
69th Coolest
Coolest since:
1917, 1918
58th Warmest
Warmest since:
2017
Nov 1924–Oct 1927
36-Month
40.17°F
(4.54°C)
40.02°F
(4.46°C)
0.15°F
(0.08°C)
66th Coolest
Coolest since:
1918
60th Warmest
Warmest since:
2017
Nov 1923–Oct 1927
48-Month
39.90°F
(4.39°C)
40.01°F
(4.45°C)
-0.11°F
(-0.06°C)
46th Coolest
Coolest since:
1918
79th Warmest
Warmest since:
2018
Nov 1922–Oct 1927
60-Month
39.85°F
(4.36°C)
40.00°F
(4.44°C)
-0.15°F
(-0.08°C)
41st Coolest
Coolest since:
1920
83rd Warmest
Warmest since:
2020
Ties: 1901, 1929

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