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 2015

View Period (Months):
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  • Record Coolest
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  • Bottom 1/3
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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 2015
1-Month
45.37°F
(7.43°C)
41.41°F
(5.23°C)
3.96°F
(2.20°C)
126th Coolest
Coolest since:
1917
3rd Warmest
Warmest since:
1947
Ties: 2021
Sep–Oct 2015
2-Month
50.56°F
(10.31°C)
46.66°F
(8.14°C)
3.90°F
(2.17°C)
128th Coolest
Coolest since:
1917
1st Warmest
Warmest to Date
2015
Aug–Oct 2015
3-Month
53.74°F
(12.08°C)
50.79°F
(10.44°C)
2.95°F
(1.64°C)
126th Coolest
Coolest since:
1917
3rd Warmest
Warmest to Date
2016
Jul–Oct 2015
4-Month
55.76°F
(13.20°C)
53.22°F
(11.79°C)
2.54°F
(1.41°C)
125th Coolest
Coolest since:
1976
4th Warmest
Warmest since:
2021
Jun–Oct 2015
5-Month
56.42°F
(13.57°C)
53.70°F
(12.06°C)
2.72°F
(1.51°C)
126th Coolest
Coolest since:
1917
3rd Warmest
Warmest to Date
2021
May–Oct 2015
6-Month
55.21°F
(12.89°C)
52.67°F
(11.48°C)
2.54°F
(1.41°C)
126th Coolest
Coolest since:
1917
3rd Warmest
Warmest to Date
2018
Apr–Oct 2015
7-Month
53.12°F
(11.73°C)
50.65°F
(10.36°C)
2.47°F
(1.37°C)
128th Coolest
Coolest since:
1917
1st Warmest
Warmest to Date
2015
Mar–Oct 2015
8-Month
50.61°F
(10.34°C)
48.07°F
(8.93°C)
2.54°F
(1.41°C)
127th Coolest
Coolest since:
1917
2nd Warmest
Warmest to Date
2016
Feb–Oct 2015
9-Month
47.39°F
(8.55°C)
45.27°F
(7.37°C)
2.12°F
(1.18°C)
124th Coolest
Coolest since:
1917
5th Warmest
Warmest since:
2016
Jan–Oct 2015
10-Month
44.94°F
(7.19°C)
42.72°F
(5.96°C)
2.22°F
(1.23°C)
122nd Coolest
Coolest since:
1917
7th Warmest
Warmest since:
2016
Dec 2014–Oct 2015
11-Month
43.42°F
(6.34°C)
40.89°F
(4.94°C)
2.53°F
(1.40°C)
123rd Coolest
Coolest since:
1917
5th Warmest
Warmest since:
2016
Nov 2014–Oct 2015
12-Month
42.15°F
(5.64°C)
40.04°F
(4.47°C)
2.11°F
(1.17°C)
120th Coolest
Coolest since:
1917
8th Warmest
Warmest since:
2016
May 2014–Oct 2015
18-Month
46.18°F
(7.88°C)
44.25°F
(6.81°C)
1.93°F
(1.07°C)
122nd Coolest
Coolest since:
1917
6th Warmest
Warmest since:
2016
Nov 2013–Oct 2015
24-Month
41.23°F
(5.13°C)
40.04°F
(4.47°C)
1.19°F
(0.66°C)
107th Coolest
Coolest since:
1917, 1918
20th Warmest
Warmest since:
2017
Nov 2012–Oct 2015
36-Month
41.24°F
(5.13°C)
40.02°F
(4.46°C)
1.22°F
(0.67°C)
106th Coolest
Coolest since:
1918
20th Warmest
Warmest since:
2017
Nov 2011–Oct 2015
48-Month
41.64°F
(5.36°C)
40.01°F
(4.45°C)
1.63°F
(0.91°C)
113th Coolest
Coolest since:
1918
12th Warmest
Warmest since:
2018
Nov 2010–Oct 2015
60-Month
41.49°F
(5.27°C)
40.00°F
(4.44°C)
1.49°F
(0.83°C)
112th Coolest
Coolest since:
1920
12th Warmest
Warmest since:
2019, 2020

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