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.

Average Temperature Rankings, April 2020

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  • Record Warmest
Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2022)		 Warmest/Coolest
Since		 Record
April 2020
1-Month 		50.88°F
(10.49°C)		 51.05°F
(10.58°C)		 -0.17°F
(-0.09°C)		 55th Coolest
Coolest since:
 1920
74th Warmest
Warmest since:
 2006
Mar–Apr 2020
2-Month 		48.48°F
(9.16°C)		 46.28°F
(7.93°C)		 2.20°F
(1.23°C)		 108th Coolest
Coolest since:
 1975
21st Warmest
Warmest since:
 2012
Feb–Apr 2020
3-Month 		44.38°F
(6.88°C)		 42.12°F
(5.62°C)		 2.26°F
(1.26°C)		 109th Coolest
Coolest since:
 1899
20th Warmest
Warmest since:
 2012
Jan–Apr 2020
4-Month 		42.17°F
(5.65°C)		 39.12°F
(3.96°C)		 3.05°F
(1.69°C)		 119th Coolest
Coolest since:
 1912
10th Warmest
Warmest since:
 2012
Dec 2019–Apr 2020
5-Month 		41.02°F
(5.01°C)		 37.85°F
(3.25°C)		 3.17°F
(1.76°C)		 122nd Coolest
Coolest since:
 1979
6th Warmest
Warmest since:
 2012
Nov 2019–Apr 2020
6-Month 		41.04°F
(5.02°C)		 38.49°F
(3.61°C)		 2.55°F
(1.41°C)		 120th Coolest
Coolest since:
 1899
8th Warmest
Warmest since:
 2012
Oct 2019–Apr 2020
7-Month 		42.61°F
(5.89°C)		 40.73°F
(4.85°C)		 1.88°F
(1.04°C)		 114th Coolest
Coolest since:
 1899
14th Warmest
Warmest since:
 2017
Sep 2019–Apr 2020
8-Month 		45.84°F
(7.69°C)		 43.74°F
(6.52°C)		 2.10°F
(1.17°C)		 118th Coolest
Coolest since:
 1899
10th Warmest
Warmest since:
 2016
Aug 2019–Apr 2020
9-Month 		48.94°F
(9.41°C)		 46.89°F
(8.27°C)		 2.05°F
(1.14°C)		 119th Coolest
Coolest since:
 1899
9th Warmest
Warmest since:
 2016
Jul 2019–Apr 2020
10-Month 		51.51°F
(10.84°C)		 49.56°F
(9.76°C)		 1.95°F
(1.08°C)		 118th Coolest
Coolest since:
 1899
10th Warmest
Warmest since:
 2012
Jun 2019–Apr 2020
11-Month 		53.07°F
(11.71°C)		 51.29°F
(10.72°C)		 1.78°F
(0.99°C)		 117th Coolest
Coolest since:
 1917
11th Warmest
Warmest since:
 2017
May 2019–Apr 2020
12-Month 		53.61°F
(12.01°C)		 52.03°F
(11.13°C)		 1.58°F
(0.88°C)		 116th Coolest
Coolest since:
 1917
12th Warmest
Warmest since:
 2017
Ties: 1992
Nov 2018–Apr 2020
18-Month 		48.68°F
(9.27°C)		 47.50°F
(8.61°C)		 1.18°F
(0.66°C)		 105th Coolest
Coolest since:
 1913, 1918
22nd Warmest
Warmest since:
 2017
May 2018–Apr 2020
24-Month 		53.48°F
(11.93°C)		 52.02°F
(11.12°C)		 1.46°F
(0.81°C)		 113th Coolest
Coolest since:
 1918
14th Warmest
Warmest since:
 2017
May 2017–Apr 2020
36-Month 		53.42°F
(11.90°C)		 52.00°F
(11.11°C)		 1.42°F
(0.79°C)		 110th Coolest
Coolest since:
 1918
16th Warmest
Warmest since:
 2017
May 2016–Apr 2020
48-Month 		53.84°F
(12.13°C)		 51.99°F
(11.11°C)		 1.85°F
(1.02°C)		 121st Coolest
Coolest since:
 1918
4th Warmest
Warmest since:
 2018, 2019
May 2015–Apr 2020
60-Month 		54.08°F
(12.27°C)		 51.98°F
(11.10°C)		 2.10°F
(1.17°C)		 123rd Coolest
Coolest since:
 1920
1st Warmest
Warmest to Date
 2020

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