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, March 2021

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  • Record Warmest
Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2022)		 Warmest/Coolest
Since		 Record
March 2021
1-Month 		45.52°F
(7.51°C)		 41.50°F
(5.28°C)		 4.02°F
(2.23°C)		 114th Coolest
Coolest since:
 1965
15th Warmest
Warmest since:
 2012
Feb–Mar 2021
2-Month 		38.07°F
(3.37°C)		 37.66°F
(3.14°C)		 0.41°F
(0.23°C)		 71st Coolest
Coolest since:
 1899
58th Warmest
Warmest since:
 2012
Jan–Mar 2021
3-Month 		36.91°F
(2.73°C)		 35.15°F
(1.75°C)		 1.76°F
(0.98°C)		 96th Coolest
Coolest since:
 1912
33rd Warmest
Warmest since:
 2012
Dec 2020–Mar 2021
4-Month 		36.61°F
(2.56°C)		 34.55°F
(1.42°C)		 2.06°F
(1.14°C)		 105th Coolest
Coolest since:
 1899
23rd Warmest
Warmest since:
 2012
Nov 2020–Mar 2021
5-Month 		38.55°F
(3.64°C)		 35.98°F
(2.21°C)		 2.57°F
(1.43°C)		 117th Coolest
Coolest since:
 1899
11th Warmest
Warmest since:
 2000
Oct 2020–Mar 2021
6-Month 		41.17°F
(5.09°C)		 39.01°F
(3.89°C)		 2.16°F
(1.20°C)		 116th Coolest
Coolest since:
 1899
12th Warmest
Warmest since:
 2016
Sep 2020–Mar 2021
7-Month 		44.70°F
(7.06°C)		 42.70°F
(5.94°C)		 2.00°F
(1.12°C)		 116th Coolest
Coolest since:
 1899
12th Warmest
Warmest since:
 2016
Aug 2020–Mar 2021
8-Month 		48.46°F
(9.14°C)		 46.37°F
(7.98°C)		 2.09°F
(1.16°C)		 118th Coolest
Coolest since:
 1899
10th Warmest
Warmest since:
 2016
Jul 2020–Mar 2021
9-Month 		51.48°F
(10.82°C)		 49.40°F
(9.67°C)		 2.08°F
(1.15°C)		 119th Coolest
Coolest since:
 1899
9th Warmest
Warmest since:
 2012
Jun 2020–Mar 2021
10-Month 		53.36°F
(11.87°C)		 51.31°F
(10.73°C)		 2.05°F
(1.14°C)		 120th Coolest
Coolest since:
 1899
8th Warmest
Warmest since:
 2017
May 2020–Mar 2021
11-Month 		54.04°F
(12.24°C)		 52.12°F
(11.18°C)		 1.92°F
(1.06°C)		 120th Coolest
Coolest since:
 1899
8th Warmest
Warmest since:
 2017
Ties: 1935
Apr 2020–Mar 2021
12-Month 		53.78°F
(12.10°C)		 52.03°F
(11.13°C)		 1.75°F
(0.97°C)		 116th Coolest
Coolest since:
 1899
12th Warmest
Warmest since:
 2017
Oct 2019–Mar 2021
18-Month 		49.60°F
(9.78°C)		 47.67°F
(8.71°C)		 1.93°F
(1.07°C)		 115th Coolest
Coolest since:
 1913
12th Warmest
Warmest since:
 2017
Apr 2019–Mar 2021
24-Month 		53.78°F
(12.10°C)		 52.02°F
(11.12°C)		 1.76°F
(0.98°C)		 118th Coolest
Coolest since:
 1918
9th Warmest
Warmest since:
 2017
Apr 2018–Mar 2021
36-Month 		53.53°F
(11.96°C)		 52.00°F
(11.11°C)		 1.53°F
(0.85°C)		 114th Coolest
Coolest since:
 1918
12th Warmest
Warmest since:
 2018
Apr 2017–Mar 2021
48-Month 		53.57°F
(11.98°C)		 51.99°F
(11.11°C)		 1.58°F
(0.87°C)		 117th Coolest
Coolest since:
 1918
8th Warmest
Warmest since:
 2018
Ties: 2008
Apr 2016–Mar 2021
60-Month 		53.87°F
(12.15°C)		 51.98°F
(11.10°C)		 1.89°F
(1.05°C)		 121st Coolest
Coolest since:
 1920
3rd Warmest
Warmest since:
 2020

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