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.

Maximum Temperature Rankings, September 1984

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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 1984 1-Month	76.01°F (24.45°C)	77.81°F (25.45°C)	-1.80°F (-1.00°C)	17th Coolest	Coolest since: 1975	1965
September 1984 1-Month	76.01°F (24.45°C)	77.81°F (25.45°C)	-1.80°F (-1.00°C)	112th Warmest	Warmest since: 1983	1998
Aug–Sep 1984 2-Month	80.94°F (27.19°C)	81.48°F (27.49°C)	-0.54°F (-0.30°C)	41st Coolest	Coolest since: 1982	1965
Aug–Sep 1984 2-Month	80.94°F (27.19°C)	81.48°F (27.49°C)	-0.54°F (-0.30°C)	88th Warmest	Warmest since: 1983	1998
Jul–Sep 1984 3-Month	82.65°F (28.14°C)	83.21°F (28.45°C)	-0.56°F (-0.31°C)	32nd Coolest	Coolest since: 1982	1912
Jul–Sep 1984 3-Month	82.65°F (28.14°C)	83.21°F (28.45°C)	-0.56°F (-0.31°C)	97th Warmest	Warmest since: 1983	1936
Jun–Sep 1984 4-Month	82.27°F (27.93°C)	82.74°F (28.19°C)	-0.47°F (-0.26°C)	36th Coolest	Coolest since: 1982	1915
Jun–Sep 1984 4-Month	82.27°F (27.93°C)	82.74°F (28.19°C)	-0.47°F (-0.26°C)	93rd Warmest	Warmest since: 1983	1936
May–Sep 1984 5-Month	80.41°F (26.89°C)	80.78°F (27.10°C)	-0.37°F (-0.21°C)	41st Coolest	Coolest since: 1982	1915
May–Sep 1984 5-Month	80.41°F (26.89°C)	80.78°F (27.10°C)	-0.37°F (-0.21°C)	88th Warmest	Warmest since: 1983	1936
Apr–Sep 1984 6-Month	77.21°F (25.12°C)	77.90°F (25.50°C)	-0.69°F (-0.38°C)	30th Coolest	Coolest since: 1983	1907
Apr–Sep 1984 6-Month	77.21°F (25.12°C)	77.90°F (25.50°C)	-0.69°F (-0.38°C)	99th Warmest	Warmest since: 1981	2012
Mar–Sep 1984 7-Month	73.47°F (23.04°C)	74.35°F (23.53°C)	-0.88°F (-0.49°C)	19th Coolest	Coolest since: 1983	1912
Mar–Sep 1984 7-Month	73.47°F (23.04°C)	74.35°F (23.53°C)	-0.88°F (-0.49°C)	110th Warmest	Warmest since: 1981	2012
Feb–Sep 1984 8-Month	70.39°F (21.33°C)	70.66°F (21.48°C)	-0.27°F (-0.15°C)	46th Coolest	Coolest since: 1983	1912
	70.39°F (21.33°C)	70.66°F (21.48°C)	-0.27°F (-0.15°C)	83rd Warmest	Warmest since: 1981	2012
	Ties: 1962
Jan–Sep 1984 9-Month	66.90°F (19.39°C)	67.30°F (19.61°C)	-0.40°F (-0.22°C)	40th Coolest	Coolest since: 1982	1912
Jan–Sep 1984 9-Month	66.90°F (19.39°C)	67.30°F (19.61°C)	-0.40°F (-0.22°C)	89th Warmest	Warmest since: 1983	2012
Dec 1983–Sep 1984 10-Month	63.65°F (17.58°C)	64.86°F (18.26°C)	-1.21°F (-0.68°C)	14th Coolest	Coolest since: 1982	1912
Dec 1983–Sep 1984 10-Month	63.65°F (17.58°C)	64.86°F (18.26°C)	-1.21°F (-0.68°C)	114th Warmest	Warmest since: 1983	2012
Nov 1983–Sep 1984 11-Month	62.66°F (17.03°C)	63.75°F (17.64°C)	-1.09°F (-0.61°C)	13th Coolest	Coolest since: 1979	1912
Nov 1983–Sep 1984 11-Month	62.66°F (17.03°C)	63.75°F (17.64°C)	-1.09°F (-0.61°C)	115th Warmest	Warmest since: 1983	2012
Oct 1983–Sep 1984 12-Month	63.00°F (17.22°C)	64.01°F (17.78°C)	-1.01°F (-0.56°C)	13th Coolest	Coolest since: 1982	1912
Oct 1983–Sep 1984 12-Month	63.00°F (17.22°C)	64.01°F (17.78°C)	-1.01°F (-0.56°C)	115th Warmest	Warmest since: 1983	2012
Apr 1983–Sep 1984 18-Month	67.67°F (19.82°C)	68.64°F (20.36°C)	-0.97°F (-0.54°C)	11th Coolest	Coolest since: 1979	1912
	67.67°F (19.82°C)	68.64°F (20.36°C)	-0.97°F (-0.54°C)	117th Warmest	Warmest since: 1983	2012
	Ties: 1905
Oct 1982–Sep 1984 24-Month	63.36°F (17.42°C)	64.00°F (17.78°C)	-0.64°F (-0.36°C)	22nd Coolest	Coolest since: 1983	1913
	63.36°F (17.42°C)	64.00°F (17.78°C)	-0.64°F (-0.36°C)	105th Warmest	Warmest since: 1982	2017
	Ties: 1980
Oct 1981–Sep 1984 36-Month	63.23°F (17.35°C)	63.98°F (17.77°C)	-0.75°F (-0.42°C)	10th Coolest	Coolest since: 1979	1917
Oct 1981–Sep 1984 36-Month	63.23°F (17.35°C)	63.98°F (17.77°C)	-0.75°F (-0.42°C)	116th Warmest	Warmest since: 1983	2018
Oct 1980–Sep 1984 48-Month	63.74°F (17.63°C)	63.97°F (17.76°C)	-0.23°F (-0.13°C)	36th Coolest	Coolest since: 1982	1915
	63.74°F (17.63°C)	63.97°F (17.76°C)	-0.23°F (-0.13°C)	89th Warmest	Warmest since: 1983	2018
	Ties: 1982
Oct 1979–Sep 1984 60-Month	63.89°F (17.72°C)	63.96°F (17.76°C)	-0.07°F (-0.04°C)	50th Coolest	Coolest since: 1983	1907
	63.89°F (17.72°C)	63.96°F (17.76°C)	-0.07°F (-0.04°C)	74th Warmest	Warmest since: 1967	2016
	Ties: 1923, 1952, 1961

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: National Rankings, published March 2023, retrieved on March 25, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/national/rankings