National Rankings

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Contiguous U.S.

Minimum Temperature Rankings, September 1931

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
September 1931 1-Month	55.02°F (12.79°C)	51.90°F (11.06°C)	3.12°F (1.73°C)	124th Coolest	Coolest since: 1930	1918
September 1931 1-Month	55.02°F (12.79°C)	51.90°F (11.06°C)	3.12°F (1.73°C)	5th Warmest	Warmest to Date	2019
Aug–Sep 1931 2-Month	56.88°F (13.82°C)	55.48°F (13.04°C)	1.40°F (0.78°C)	108th Coolest	Coolest since: 1930	1974
Aug–Sep 1931 2-Month	56.88°F (13.82°C)	55.48°F (13.04°C)	1.40°F (0.78°C)	21st Warmest	Warmest to Date	2019
Jul–Sep 1931 3-Month	58.61°F (14.78°C)	57.16°F (13.98°C)	1.45°F (0.80°C)	110th Coolest	Coolest since: 1930	1924
Jul–Sep 1931 3-Month	58.61°F (14.78°C)	57.16°F (13.98°C)	1.45°F (0.80°C)	19th Warmest	Warmest to Date	2022
Jun–Sep 1931 4-Month	58.25°F (14.58°C)	56.78°F (13.77°C)	1.47°F (0.81°C)	111th Coolest	Coolest since: 1930	1903
Jun–Sep 1931 4-Month	58.25°F (14.58°C)	56.78°F (13.77°C)	1.47°F (0.81°C)	18th Warmest	Warmest to Date	2021
May–Sep 1931 5-Month	55.79°F (13.22°C)	54.91°F (12.73°C)	0.88°F (0.49°C)	99th Coolest	Coolest since: 1930	1907, 1924
May–Sep 1931 5-Month	55.79°F (13.22°C)	54.91°F (12.73°C)	0.88°F (0.49°C)	30th Warmest	Warmest since: 1921	2018
Apr–Sep 1931 6-Month	52.82°F (11.57°C)	52.19°F (11.22°C)	0.63°F (0.35°C)	87th Coolest	Coolest since: 1930	1907
Apr–Sep 1931 6-Month	52.82°F (11.57°C)	52.19°F (11.22°C)	0.63°F (0.35°C)	42nd Warmest	Warmest since: 1925	2018
Mar–Sep 1931 7-Month	49.32°F (9.62°C)	49.02°F (9.46°C)	0.30°F (0.16°C)	74th Coolest	Coolest since: 1930	1917
	49.32°F (9.62°C)	49.02°F (9.46°C)	0.30°F (0.16°C)	55th Warmest	Warmest since: 1925	2012
	Ties: 1937
Feb–Sep 1931 8-Month	46.58°F (8.10°C)	45.75°F (7.64°C)	0.83°F (0.46°C)	94th Coolest	Coolest since: 1930	1917
	46.58°F (8.10°C)	45.75°F (7.64°C)	0.83°F (0.46°C)	35th Warmest	Warmest since: 1930	2012
	Ties: 1930
Jan–Sep 1931 9-Month	43.89°F (6.61°C)	42.86°F (6.03°C)	1.03°F (0.58°C)	96th Coolest	Coolest since: 1930	1917
Jan–Sep 1931 9-Month	43.89°F (6.61°C)	42.86°F (6.03°C)	1.03°F (0.58°C)	33rd Warmest	Warmest since: 1921	2012
Dec 1930–Sep 1931 10-Month	41.63°F (5.35°C)	40.84°F (4.91°C)	0.79°F (0.44°C)	93rd Coolest	Coolest since: 1930	1917
	41.63°F (5.35°C)	40.84°F (4.91°C)	0.79°F (0.44°C)	35th Warmest	Warmest since: 1921	2016
	Ties: 1954
Nov 1930–Sep 1931 11-Month	40.55°F (4.75°C)	39.91°F (4.39°C)	0.64°F (0.36°C)	88th Coolest	Coolest since: 1930	1917
Nov 1930–Sep 1931 11-Month	40.55°F (4.75°C)	39.91°F (4.39°C)	0.64°F (0.36°C)	40th Warmest	Warmest since: 1921	2016
Oct 1930–Sep 1931 12-Month	40.51°F (4.73°C)	40.04°F (4.47°C)	0.47°F (0.26°C)	86th Coolest	Coolest since: 1930	1917
Oct 1930–Sep 1931 12-Month	40.51°F (4.73°C)	40.04°F (4.47°C)	0.47°F (0.26°C)	42nd Warmest	Warmest since: 1921	2016
Apr 1930–Sep 1931 18-Month	44.53°F (6.96°C)	44.09°F (6.72°C)	0.44°F (0.24°C)	87th Coolest	Coolest since: 1930	1917
	44.53°F (6.96°C)	44.09°F (6.72°C)	0.44°F (0.24°C)	41st Warmest	Warmest since: 1921	2016
	Ties: 1997, 2009
Oct 1929–Sep 1931 24-Month	40.18°F (4.54°C)	40.04°F (4.47°C)	0.14°F (0.07°C)	69th Coolest	Coolest since: 1930	1918
	40.18°F (4.54°C)	40.04°F (4.47°C)	0.14°F (0.07°C)	58th Warmest	Warmest since: 1922	2017
	Ties: 1940, 1973
Oct 1928–Sep 1931 36-Month	39.83°F (4.35°C)	40.02°F (4.46°C)	-0.19°F (-0.11°C)	42nd Coolest	Coolest since: 1930	1918
Oct 1928–Sep 1931 36-Month	39.83°F (4.35°C)	40.02°F (4.46°C)	-0.19°F (-0.11°C)	84th Warmest	Warmest since: 1928	2017, 2018
Oct 1927–Sep 1931 48-Month	39.79°F (4.33°C)	40.01°F (4.45°C)	-0.22°F (-0.12°C)	39th Coolest	Coolest since: 1930	1918
Oct 1927–Sep 1931 48-Month	39.79°F (4.33°C)	40.01°F (4.45°C)	-0.22°F (-0.12°C)	86th Warmest	Warmest since: 1928	2018
Oct 1926–Sep 1931 60-Month	39.92°F (4.40°C)	40.00°F (4.44°C)	-0.08°F (-0.04°C)	50th Coolest	Coolest since: 1930	1920
	39.92°F (4.40°C)	40.00°F (4.44°C)	-0.08°F (-0.04°C)	74th Warmest	Warmest since: 1925	2019, 2020
	Ties: 1948

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: National Rankings, published January 2023, retrieved on February 1, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/national/rankings