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 1917

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Record Coolest
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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
May 1917 1-Month	55.13°F (12.85°C)	60.20°F (15.67°C)	-5.07°F (-2.82°C)	1st Coolest	Coolest to Date	1917
May 1917 1-Month	55.13°F (12.85°C)	60.20°F (15.67°C)	-5.07°F (-2.82°C)	128th Warmest	Warmest since: 1916	2018
Apr–May 1917 2-Month	51.88°F (11.04°C)	55.63°F (13.13°C)	-3.75°F (-2.09°C)	2nd Coolest	Coolest since: 1907	1907
Apr–May 1917 2-Month	51.88°F (11.04°C)	55.63°F (13.13°C)	-3.75°F (-2.09°C)	127th Warmest	Warmest since: 1916	1934
Mar–May 1917 3-Month	47.37°F (8.54°C)	50.92°F (10.51°C)	-3.55°F (-1.97°C)	1st Coolest	Coolest to Date	1917
Mar–May 1917 3-Month	47.37°F (8.54°C)	50.92°F (10.51°C)	-3.55°F (-1.97°C)	128th Warmest	Warmest since: 1916	2012
Feb–May 1917 4-Month	43.05°F (6.14°C)	46.65°F (8.14°C)	-3.60°F (-2.00°C)	1st Coolest	Coolest to Date	1917
Feb–May 1917 4-Month	43.05°F (6.14°C)	46.65°F (8.14°C)	-3.60°F (-2.00°C)	128th Warmest	Warmest since: 1916	2012
Jan–May 1917 5-Month	40.09°F (4.49°C)	43.34°F (6.30°C)	-3.25°F (-1.81°C)	1st Coolest	Coolest to Date	1917
Jan–May 1917 5-Month	40.09°F (4.49°C)	43.34°F (6.30°C)	-3.25°F (-1.81°C)	128th Warmest	Warmest since: 1916	2012
Dec 1916–May 1917 6-Month	38.24°F (3.47°C)	41.57°F (5.32°C)	-3.33°F (-1.85°C)	1st Coolest	Coolest to Date	1917
Dec 1916–May 1917 6-Month	38.24°F (3.47°C)	41.57°F (5.32°C)	-3.33°F (-1.85°C)	127th Warmest	Warmest since: 1916	2012
Nov 1916–May 1917 7-Month	38.52°F (3.62°C)	41.60°F (5.33°C)	-3.08°F (-1.71°C)	1st Coolest	Coolest to Date	1917
Nov 1916–May 1917 7-Month	38.52°F (3.62°C)	41.60°F (5.33°C)	-3.08°F (-1.71°C)	127th Warmest	Warmest since: 1916	2012
Oct 1916–May 1917 8-Month	40.22°F (4.57°C)	43.16°F (6.20°C)	-2.94°F (-1.63°C)	1st Coolest	Coolest to Date	1917
Oct 1916–May 1917 8-Month	40.22°F (4.57°C)	43.16°F (6.20°C)	-2.94°F (-1.63°C)	127th Warmest	Warmest since: 1916	2012
Sep 1916–May 1917 9-Month	42.81°F (6.01°C)	45.57°F (7.54°C)	-2.76°F (-1.53°C)	1st Coolest	Coolest to Date	1917
Sep 1916–May 1917 9-Month	42.81°F (6.01°C)	45.57°F (7.54°C)	-2.76°F (-1.53°C)	127th Warmest	Warmest since: 1916	2012
Aug 1916–May 1917 10-Month	45.71°F (7.62°C)	48.22°F (9.01°C)	-2.51°F (-1.39°C)	1st Coolest	Coolest to Date	1917
Aug 1916–May 1917 10-Month	45.71°F (7.62°C)	48.22°F (9.01°C)	-2.51°F (-1.39°C)	127th Warmest	Warmest since: 1916	2012
Jul 1916–May 1917 11-Month	48.31°F (9.06°C)	50.53°F (10.29°C)	-2.22°F (-1.23°C)	1st Coolest	Coolest to Date	1917
Jul 1916–May 1917 11-Month	48.31°F (9.06°C)	50.53°F (10.29°C)	-2.22°F (-1.23°C)	127th Warmest	Warmest since: 1916	2012
Jun 1916–May 1917 12-Month	49.81°F (9.89°C)	52.03°F (11.13°C)	-2.22°F (-1.24°C)	1st Coolest	Coolest to Date	1917
Jun 1916–May 1917 12-Month	49.81°F (9.89°C)	52.03°F (11.13°C)	-2.22°F (-1.24°C)	127th Warmest	Warmest since: 1916	2012
Dec 1915–May 1917 18-Month	46.88°F (8.27°C)	48.53°F (9.18°C)	-1.65°F (-0.91°C)	2nd Coolest	Coolest to Date	1918
Dec 1915–May 1917 18-Month	46.88°F (8.27°C)	48.53°F (9.18°C)	-1.65°F (-0.91°C)	125th Warmest	Warmest since: 1916	2017
Jun 1915–May 1917 24-Month	50.58°F (10.32°C)	52.02°F (11.12°C)	-1.44°F (-0.80°C)	2nd Coolest	Coolest to Date	1918
Jun 1915–May 1917 24-Month	50.58°F (10.32°C)	52.02°F (11.12°C)	-1.44°F (-0.80°C)	125th Warmest	Warmest since: 1916	2017
Jun 1914–May 1917 36-Month	50.92°F (10.51°C)	52.00°F (11.11°C)	-1.08°F (-0.60°C)	2nd Coolest	Coolest since: 1905	1918
	50.92°F (10.51°C)	52.00°F (11.11°C)	-1.08°F (-0.60°C)	124th Warmest	Warmest since: 1916	2018
	Ties: 1905
Jun 1913–May 1917 48-Month	51.22°F (10.68°C)	51.99°F (11.11°C)	-0.77°F (-0.43°C)	6th Coolest	Coolest since: 1907	1918
Jun 1913–May 1917 48-Month	51.22°F (10.68°C)	51.99°F (11.11°C)	-0.77°F (-0.43°C)	119th Warmest	Warmest since: 1916	2018
Jun 1912–May 1917 60-Month	51.15°F (10.64°C)	51.98°F (11.10°C)	-0.83°F (-0.46°C)	2nd Coolest	Coolest to Date	1920
Jun 1912–May 1917 60-Month	51.15°F (10.64°C)	51.98°F (11.10°C)	-0.83°F (-0.46°C)	122nd Warmest	Warmest since: 1916	2020

Citing This Page

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