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 2020

View Period (Months):
Download: csv json xml
  • Record Coolest
  • Bottom 1/10
  • Bottom 1/3
  • Normal
  • Top 1/3
  • Top 1/10
  • Record Warmest
Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2022)		 Warmest/Coolest
Since		 Record
October 2020
1-Month 		41.59°F
(5.33°C)		 41.41°F
(5.23°C)		 0.18°F
(0.10°C)		 70th Coolest
Coolest since:
 1917
59th Warmest
Warmest since:
 1947
Ties: 1997
Sep–Oct 2020
2-Month 		47.29°F
(8.49°C)		 46.66°F
(8.14°C)		 0.63°F
(0.35°C)		 80th Coolest
Coolest since:
 1917
49th Warmest
Warmest since:
 2015
Aug–Oct 2020
3-Month 		52.05°F
(11.14°C)		 50.79°F
(10.44°C)		 1.26°F
(0.70°C)		 107th Coolest
Coolest since:
 1917
22nd Warmest
Warmest since:
 2016
Jul–Oct 2020
4-Month 		54.76°F
(12.64°C)		 53.23°F
(11.79°C)		 1.53°F
(0.85°C)		 113th Coolest
Coolest since:
 1976
16th Warmest
Warmest since:
 2021
Ties: 1947
Jun–Oct 2020
5-Month 		55.31°F
(12.95°C)		 53.71°F
(12.06°C)		 1.60°F
(0.89°C)		 114th Coolest
Coolest since:
 1917
15th Warmest
Warmest since:
 2021
May–Oct 2020
6-Month 		54.16°F
(12.31°C)		 52.67°F
(11.48°C)		 1.49°F
(0.83°C)		 118th Coolest
Coolest since:
 1917
11th Warmest
Warmest since:
 2018
Apr–Oct 2020
7-Month 		51.87°F
(11.04°C)		 50.66°F
(10.37°C)		 1.21°F
(0.67°C)		 108th Coolest
Coolest since:
 1917
21st Warmest
Warmest since:
 2015
Mar–Oct 2020
8-Month 		49.81°F
(9.89°C)		 48.07°F
(8.93°C)		 1.74°F
(0.96°C)		 120th Coolest
Coolest since:
 1917
9th Warmest
Warmest since:
 2016
Ties: 1998
Feb–Oct 2020
9-Month 		47.08°F
(8.38°C)		 45.27°F
(7.37°C)		 1.81°F
(1.01°C)		 120th Coolest
Coolest since:
 1917
9th Warmest
Warmest since:
 2016
Jan–Oct 2020
10-Month 		44.97°F
(7.21°C)		 42.71°F
(5.95°C)		 2.26°F
(1.26°C)		 124th Coolest
Coolest since:
 1917
5th Warmest
Warmest since:
 2016
Ties: 2021
Dec 2019–Oct 2020
11-Month 		43.32°F
(6.29°C)		 40.89°F
(4.94°C)		 2.43°F
(1.35°C)		 122nd Coolest
Coolest since:
 1917
6th Warmest
Warmest since:
 2016
Nov 2019–Oct 2020
12-Month 		42.20°F
(5.67°C)		 40.04°F
(4.47°C)		 2.16°F
(1.20°C)		 121st Coolest
Coolest since:
 1917
7th Warmest
Warmest since:
 2016
May 2019–Oct 2020
18-Month 		46.12°F
(7.84°C)		 44.25°F
(6.81°C)		 1.87°F
(1.03°C)		 121st Coolest
Coolest since:
 1917
7th Warmest
Warmest since:
 2016
Nov 2018–Oct 2020
24-Month 		41.71°F
(5.39°C)		 40.03°F
(4.46°C)		 1.68°F
(0.93°C)		 114th Coolest
Coolest since:
 1917, 1918
13th Warmest
Warmest since:
 2017
Nov 2017–Oct 2020
36-Month 		41.83°F
(5.46°C)		 40.02°F
(4.46°C)		 1.81°F
(1.00°C)		 117th Coolest
Coolest since:
 1918
9th Warmest
Warmest since:
 2017
Nov 2016–Oct 2020
48-Month 		42.10°F
(5.61°C)		 40.01°F
(4.45°C)		 2.09°F
(1.16°C)		 121st Coolest
Coolest since:
 1918
4th Warmest
Warmest since:
 2018
Nov 2015–Oct 2020
60-Month 		42.36°F
(5.76°C)		 40.00°F
(4.44°C)		 2.36°F
(1.32°C)		 123rd Coolest
Coolest since:
 1920
1st Warmest
Warmest since:
 2019, 2020
Ties: 2019

Citing This Page