National Rankings

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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, May 2019

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
May 2019 1-Month	59.49°F (15.27°C)	60.20°F (15.67°C)	-0.71°F (-0.40°C)	37th Coolest	Coolest since: 2011	1917
May 2019 1-Month	59.49°F (15.27°C)	60.20°F (15.67°C)	-0.71°F (-0.40°C)	92nd Warmest	Warmest since: 2018	2018
Apr–May 2019 2-Month	56.16°F (13.42°C)	55.62°F (13.12°C)	0.54°F (0.30°C)	76th Coolest	Coolest since: 2013	1907
	56.16°F (13.42°C)	55.62°F (13.12°C)	0.54°F (0.30°C)	53rd Warmest	Warmest since: 2018	1934
	Ties: 1897
Mar–May 2019 3-Month	50.87°F (10.48°C)	50.92°F (10.51°C)	-0.05°F (-0.03°C)	62nd Coolest	Coolest since: 2013	1917
	50.87°F (10.48°C)	50.92°F (10.51°C)	-0.05°F (-0.03°C)	67th Warmest	Warmest since: 2018	2012
	Ties: 1940
Feb–May 2019 4-Month	46.11°F (7.84°C)	46.64°F (8.13°C)	-0.53°F (-0.29°C)	43rd Coolest	Coolest since: 1993	1917
Feb–May 2019 4-Month	46.11°F (7.84°C)	46.64°F (8.13°C)	-0.53°F (-0.29°C)	86th Warmest	Warmest since: 2018	2012
Jan–May 2019 5-Month	43.40°F (6.33°C)	43.34°F (6.30°C)	0.06°F (0.03°C)	65th Coolest	Coolest since: 2014	1917
Jan–May 2019 5-Month	43.40°F (6.33°C)	43.34°F (6.30°C)	0.06°F (0.03°C)	64th Warmest	Warmest since: 2018	2012
Dec 2018–May 2019 6-Month	42.09°F (5.61°C)	41.58°F (5.32°C)	0.51°F (0.29°C)	81st Coolest	Coolest since: 2014	1917
Dec 2018–May 2019 6-Month	42.09°F (5.61°C)	41.58°F (5.32°C)	0.51°F (0.29°C)	47th Warmest	Warmest since: 2018	2012
Nov 2018–May 2019 7-Month	41.79°F (5.44°C)	41.60°F (5.33°C)	0.19°F (0.11°C)	70th Coolest	Coolest since: 2014	1917
Nov 2018–May 2019 7-Month	41.79°F (5.44°C)	41.60°F (5.33°C)	0.19°F (0.11°C)	58th Warmest	Warmest since: 2018	2012
Oct 2018–May 2019 8-Month	43.28°F (6.27°C)	43.16°F (6.20°C)	0.12°F (0.07°C)	67th Coolest	Coolest since: 2014	1917
	43.28°F (6.27°C)	43.16°F (6.20°C)	0.12°F (0.07°C)	61st Warmest	Warmest since: 2018	2012
	Ties: 1966, 1980
Sep 2018–May 2019 9-Month	45.97°F (7.76°C)	45.57°F (7.54°C)	0.40°F (0.22°C)	79th Coolest	Coolest since: 2014	1917
	45.97°F (7.76°C)	45.57°F (7.54°C)	0.40°F (0.22°C)	49th Warmest	Warmest since: 2018	2012
	Ties: 1955
Aug 2018–May 2019 10-Month	48.73°F (9.29°C)	48.23°F (9.02°C)	0.50°F (0.27°C)	87th Coolest	Coolest since: 2014	1917
	48.73°F (9.29°C)	48.23°F (9.02°C)	0.50°F (0.27°C)	41st Warmest	Warmest since: 2018	2012
	Ties: 1911
Jul 2018–May 2019 11-Month	51.16°F (10.64°C)	50.53°F (10.29°C)	0.63°F (0.35°C)	90th Coolest	Coolest since: 2014	1917
Jul 2018–May 2019 11-Month	51.16°F (10.64°C)	50.53°F (10.29°C)	0.63°F (0.35°C)	38th Warmest	Warmest since: 2018	2012
Jun 2018–May 2019 12-Month	52.86°F (11.59°C)	52.03°F (11.13°C)	0.83°F (0.46°C)	98th Coolest	Coolest since: 2014	1917
Jun 2018–May 2019 12-Month	52.86°F (11.59°C)	52.03°F (11.13°C)	0.83°F (0.46°C)	30th Warmest	Warmest since: 2018	2012
Dec 2017–May 2019 18-Month	49.64°F (9.80°C)	48.53°F (9.18°C)	1.11°F (0.62°C)	102nd Coolest	Coolest since: 2015	1918
Dec 2017–May 2019 18-Month	49.64°F (9.80°C)	48.53°F (9.18°C)	1.11°F (0.62°C)	25th Warmest	Warmest since: 2018	2017
Jun 2017–May 2019 24-Month	53.27°F (11.82°C)	52.01°F (11.12°C)	1.26°F (0.70°C)	108th Coolest	Coolest since: 2015	1918
Jun 2017–May 2019 24-Month	53.27°F (11.82°C)	52.01°F (11.12°C)	1.26°F (0.70°C)	19th Warmest	Warmest since: 2018	2017
Jun 2016–May 2019 36-Month	53.89°F (12.16°C)	52.00°F (11.11°C)	1.89°F (1.05°C)	121st Coolest	Coolest since: 2016	1918
Jun 2016–May 2019 36-Month	53.89°F (12.16°C)	52.00°F (11.11°C)	1.89°F (1.05°C)	5th Warmest	Warmest since: 2018	2018
Jun 2015–May 2019 48-Month	54.17°F (12.32°C)	51.99°F (11.11°C)	2.18°F (1.21°C)	123rd Coolest	Coolest since: 2017	1918
Jun 2015–May 2019 48-Month	54.17°F (12.32°C)	51.99°F (11.11°C)	2.18°F (1.21°C)	2nd Warmest	Warmest since: 2018	2018
Jun 2014–May 2019 60-Month	54.00°F (12.22°C)	51.98°F (11.10°C)	2.02°F (1.12°C)	122nd Coolest	Coolest since: 2018	1920
Jun 2014–May 2019 60-Month	54.00°F (12.22°C)	51.98°F (11.10°C)	2.02°F (1.12°C)	2nd Warmest	Warmest to Date	2020

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: National Rankings, published January 2023, retrieved on January 29, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/national/rankings