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 2019

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PeriodValue1901-2000
Mean		AnomalyRank
(1895-2022)		Warmest/Coolest
Since		Record
October 2019
1-Month		39.88°F
(4.38°C)		41.41°F
(5.23°C)		-1.53°F
(-0.85°C)		19th Coolest
Coolest since:
1917
110th Warmest
Warmest since:
1947
Sep–Oct 2019
2-Month		48.07°F
(8.93°C)		46.66°F
(8.14°C)		1.41°F
(0.79°C)		110th Coolest
Coolest since:
1917
19th Warmest
Warmest since:
2015
Aug–Oct 2019
3-Month		52.42°F
(11.34°C)		50.79°F
(10.44°C)		1.63°F
(0.90°C)		112th Coolest
Coolest since:
1917
17th Warmest
Warmest since:
2016
Jul–Oct 2019
4-Month		54.85°F
(12.69°C)		53.23°F
(11.79°C)		1.62°F
(0.90°C)		115th Coolest
Coolest since:
1976
14th Warmest
Warmest since:
2021
Jun–Oct 2019
5-Month		55.12°F
(12.84°C)		53.71°F
(12.06°C)		1.41°F
(0.78°C)		113th Coolest
Coolest since:
1917
16th Warmest
Warmest since:
2021
May–Oct 2019
6-Month		53.96°F
(12.20°C)		52.66°F
(11.48°C)		1.30°F
(0.72°C)		112th Coolest
Coolest since:
1917
17th Warmest
Warmest since:
2018
Ties: 2005
Apr–Oct 2019
7-Month		52.08°F
(11.16°C)		50.65°F
(10.36°C)		1.43°F
(0.80°C)		118th Coolest
Coolest since:
1917
11th Warmest
Warmest since:
2015
Mar–Oct 2019
8-Month		49.22°F
(9.57°C)		48.07°F
(8.93°C)		1.15°F
(0.64°C)		105th Coolest
Coolest since:
1917
24th Warmest
Warmest since:
2016
Feb–Oct 2019
9-Month		46.19°F
(7.88°C)		45.27°F
(7.37°C)		0.92°F
(0.51°C)		101st Coolest
Coolest since:
1917
28th Warmest
Warmest since:
2016
Jan–Oct 2019
10-Month		43.85°F
(6.58°C)		42.71°F
(5.95°C)		1.14°F
(0.63°C)		103rd Coolest
Coolest since:
1917
26th Warmest
Warmest since:
2016
Dec 2018–Oct 2019
11-Month		42.25°F
(5.69°C)		40.89°F
(4.94°C)		1.36°F
(0.75°C)		107th Coolest
Coolest since:
1917
21st Warmest
Warmest since:
2016
Nov 2018–Oct 2019
12-Month		41.22°F
(5.12°C)		40.04°F
(4.47°C)		1.18°F
(0.65°C)		101st Coolest
Coolest since:
1917
27th Warmest
Warmest since:
2016
May 2018–Oct 2019
18-Month		46.04°F
(7.80°C)		44.25°F
(6.81°C)		1.79°F
(0.99°C)		119th Coolest
Coolest since:
1917
9th Warmest
Warmest since:
2016
Nov 2017–Oct 2019
24-Month		41.64°F
(5.36°C)		40.04°F
(4.47°C)		1.60°F
(0.89°C)		113th Coolest
Coolest since:
1917, 1918
14th Warmest
Warmest since:
2017
Nov 2016–Oct 2019
36-Month		42.07°F
(5.59°C)		40.02°F
(4.46°C)		2.05°F
(1.13°C)		121st Coolest
Coolest since:
1918
5th Warmest
Warmest since:
2017
Nov 2015–Oct 2019
48-Month		42.41°F
(5.78°C)		40.01°F
(4.45°C)		2.40°F
(1.33°C)		123rd Coolest
Coolest since:
1918
2nd Warmest
Warmest since:
2018
Nov 2014–Oct 2019
60-Month		42.36°F
(5.76°C)		40.00°F
(4.44°C)		2.36°F
(1.32°C)		122nd Coolest
Coolest since:
1920
2nd Warmest
Warmest to Date
2020

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