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, September 2007

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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
September 2007 1-Month	66.43°F (19.13°C)	64.86°F (18.26°C)	1.57°F (0.87°C)	106th Coolest	Coolest since: 2006	1965
September 2007 1-Month	66.43°F (19.13°C)	64.86°F (18.26°C)	1.57°F (0.87°C)	23rd Warmest	Warmest since: 2005	1998
Aug–Sep 2007 2-Month	70.54°F (21.41°C)	68.48°F (20.27°C)	2.06°F (1.14°C)	122nd Coolest	Coolest since: 2006	1974
Aug–Sep 2007 2-Month	70.54°F (21.41°C)	68.48°F (20.27°C)	2.06°F (1.14°C)	7th Warmest	Warmest since: 1998	1998
Jul–Sep 2007 3-Month	71.92°F (22.18°C)	70.19°F (21.22°C)	1.73°F (0.96°C)	116th Coolest	Coolest since: 2006	1950
Jul–Sep 2007 3-Month	71.92°F (22.18°C)	70.19°F (21.22°C)	1.73°F (0.96°C)	13th Warmest	Warmest since: 2005	2022
Jun–Sep 2007 4-Month	71.41°F (21.89°C)	69.77°F (20.98°C)	1.64°F (0.91°C)	114th Coolest	Coolest since: 2006	1903
Jun–Sep 2007 4-Month	71.41°F (21.89°C)	69.77°F (20.98°C)	1.64°F (0.91°C)	15th Warmest	Warmest since: 2002	2021, 2022
May–Sep 2007 5-Month	69.59°F (20.88°C)	67.85°F (19.92°C)	1.74°F (0.96°C)	121st Coolest	Coolest since: 2006	1907
	69.59°F (20.88°C)	67.85°F (19.92°C)	1.74°F (0.96°C)	8th Warmest	Warmest since: 1998	2018
	Ties: 2016
Apr–Sep 2007 6-Month	66.42°F (19.12°C)	65.05°F (18.36°C)	1.37°F (0.76°C)	114th Coolest	Coolest since: 2005	1907
Apr–Sep 2007 6-Month	66.42°F (19.12°C)	65.05°F (18.36°C)	1.37°F (0.76°C)	15th Warmest	Warmest since: 2006	2012
Mar–Sep 2007 7-Month	63.74°F (17.63°C)	61.69°F (16.49°C)	2.05°F (1.14°C)	123rd Coolest	Coolest since: 2006	1912
Mar–Sep 2007 7-Month	63.74°F (17.63°C)	61.69°F (16.49°C)	2.05°F (1.14°C)	6th Warmest	Warmest to Date	2012
Feb–Sep 2007 8-Month	59.82°F (15.46°C)	58.21°F (14.56°C)	1.61°F (0.90°C)	116th Coolest	Coolest since: 2005	1917
Feb–Sep 2007 8-Month	59.82°F (15.46°C)	58.21°F (14.56°C)	1.61°F (0.90°C)	13th Warmest	Warmest since: 2006	2012
Jan–Sep 2007 9-Month	56.66°F (13.70°C)	55.08°F (12.82°C)	1.58°F (0.88°C)	112th Coolest	Coolest since: 2004	1912
Jan–Sep 2007 9-Month	56.66°F (13.70°C)	55.08°F (12.82°C)	1.58°F (0.88°C)	17th Warmest	Warmest since: 2006	2012
Dec 2006–Sep 2007 10-Month	54.65°F (12.58°C)	52.85°F (11.58°C)	1.80°F (1.00°C)	115th Coolest	Coolest since: 2005	1917
Dec 2006–Sep 2007 10-Month	54.65°F (12.58°C)	52.85°F (11.58°C)	1.80°F (1.00°C)	13th Warmest	Warmest since: 2006	2012
Nov 2006–Sep 2007 11-Month	53.69°F (12.05°C)	51.84°F (11.02°C)	1.85°F (1.03°C)	116th Coolest	Coolest since: 2005	1912
Nov 2006–Sep 2007 11-Month	53.69°F (12.05°C)	51.84°F (11.02°C)	1.85°F (1.03°C)	12th Warmest	Warmest since: 2006	2012
Oct 2006–Sep 2007 12-Month	53.60°F (12.00°C)	52.03°F (11.13°C)	1.57°F (0.87°C)	113th Coolest	Coolest since: 2004	1912
	53.60°F (12.00°C)	52.03°F (11.13°C)	1.57°F (0.87°C)	15th Warmest	Warmest since: 2006	2012
	Ties: 1999
Apr 2006–Sep 2007 18-Month	58.03°F (14.46°C)	56.37°F (13.54°C)	1.66°F (0.92°C)	117th Coolest	Coolest since: 2005	1917
Apr 2006–Sep 2007 18-Month	58.03°F (14.46°C)	56.37°F (13.54°C)	1.66°F (0.92°C)	11th Warmest	Warmest since: 2006	2012
Oct 2005–Sep 2007 24-Month	53.92°F (12.18°C)	52.02°F (11.12°C)	1.90°F (1.06°C)	117th Coolest	Coolest since: 2005	1913, 1918
Oct 2005–Sep 2007 24-Month	53.92°F (12.18°C)	52.02°F (11.12°C)	1.90°F (1.06°C)	10th Warmest	Warmest since: 2006	2017
Oct 2004–Sep 2007 36-Month	53.86°F (12.14°C)	52.00°F (11.11°C)	1.86°F (1.03°C)	121st Coolest	Coolest since: 2006	1917
Oct 2004–Sep 2007 36-Month	53.86°F (12.14°C)	52.00°F (11.11°C)	1.86°F (1.03°C)	5th Warmest	Warmest since: 2000	2018
Oct 2003–Sep 2007 48-Month	53.67°F (12.04°C)	51.99°F (11.11°C)	1.68°F (0.93°C)	119th Coolest	Coolest since: 2006	1918
Oct 2003–Sep 2007 48-Month	53.67°F (12.04°C)	51.99°F (11.11°C)	1.68°F (0.93°C)	6th Warmest	Warmest to Date	2018
Oct 2002–Sep 2007 60-Month	53.50°F (11.94°C)	51.98°F (11.10°C)	1.52°F (0.84°C)	114th Coolest	Coolest since: 2005	1920
Oct 2002–Sep 2007 60-Month	53.50°F (11.94°C)	51.98°F (11.10°C)	1.52°F (0.84°C)	10th Warmest	Warmest since: 2006	2020

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: National Rankings, published March 2023, retrieved on March 20, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/national/rankings