Statewide Rankings

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Please note, Degree Days and Palmer Indices are not available for Alaska. Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.

Pennsylvania

Average Temperature Rankings, December 2004

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
December 2004 1-Month	30.9°F (-0.6°C)	28.9°F (-1.7°C)	2.0°F (1.1°C)	78th Coolest	Coolest since: 2003	1989
	30.9°F (-0.6°C)	28.9°F (-1.7°C)	2.0°F (1.1°C)	51st Warmest	Warmest since: 2001	2015
	Ties: 1905
Nov–Dec 2004 2-Month	37.0°F (2.8°C)	34.1°F (1.2°C)	2.9°F (1.6°C)	106th Coolest	Coolest since: 2002	1917
	37.0°F (2.8°C)	34.1°F (1.2°C)	2.9°F (1.6°C)	23rd Warmest	Warmest since: 2003	2015
	Ties: 1918
Oct–Dec 2004 3-Month	41.5°F (5.3°C)	39.6°F (4.2°C)	1.9°F (1.1°C)	97th Coolest	Coolest since: 2003	1917
	41.5°F (5.3°C)	39.6°F (4.2°C)	1.9°F (1.1°C)	32nd Warmest	Warmest since: 2001	2015
	Ties: 1912
Sep–Dec 2004 4-Month	47.2°F (8.4°C)	45.2°F (7.3°C)	2.0°F (1.1°C)	108th Coolest	Coolest since: 2003	1917
	47.2°F (8.4°C)	45.2°F (7.3°C)	2.0°F (1.1°C)	21st Warmest	Warmest since: 2001	2015
	Ties: 1927, 1961, 1994
Aug–Dec 2004 5-Month	51.3°F (10.7°C)	49.8°F (9.9°C)	1.5°F (0.8°C)	101st Coolest	Coolest since: 2003	1917
	51.3°F (10.7°C)	49.8°F (9.9°C)	1.5°F (0.8°C)	28th Warmest	Warmest since: 2003	2015
	Ties: 2003
Jul–Dec 2004 6-Month	54.3°F (12.4°C)	53.2°F (11.8°C)	1.1°F (0.6°C)	96th Coolest	Coolest since: 2002	1976
	54.3°F (12.4°C)	53.2°F (11.8°C)	1.1°F (0.6°C)	33rd Warmest	Warmest since: 2003	1931, 2015
	Ties: 1946, 1947, 2002, 2017
Jun–Dec 2004 7-Month	55.8°F (13.2°C)	55.0°F (12.8°C)	0.8°F (0.4°C)	88th Coolest	Coolest since: 2003	1917
	55.8°F (13.2°C)	55.0°F (12.8°C)	0.8°F (0.4°C)	41st Warmest	Warmest since: 2002	2015
	Ties: 1906, 1913, 1923, 1946, 1947, 1948, 1952, 1982, 2013
May–Dec 2004 8-Month	56.8°F (13.8°C)	55.4°F (13.0°C)	1.4°F (0.8°C)	105th Coolest	Coolest since: 2003	1917
	56.8°F (13.8°C)	55.4°F (13.0°C)	1.4°F (0.8°C)	24th Warmest	Warmest since: 2001	2015
	Ties: 1911, 1970
Apr–Dec 2004 9-Month	55.8°F (13.2°C)	54.4°F (12.4°C)	1.4°F (0.8°C)	105th Coolest	Coolest since: 2003	1917
	55.8°F (13.2°C)	54.4°F (12.4°C)	1.4°F (0.8°C)	24th Warmest	Warmest since: 2001	2015
	Ties: 1949, 1970
Mar–Dec 2004 10-Month	54.2°F (12.3°C)	52.6°F (11.4°C)	1.6°F (0.9°C)	114th Coolest	Coolest since: 2003	1917
	54.2°F (12.3°C)	52.6°F (11.4°C)	1.6°F (0.9°C)	15th Warmest	Warmest since: 2001	2021
	Ties: 1973, 2001, 2019
Feb–Dec 2004 11-Month	51.7°F (10.9°C)	50.2°F (10.1°C)	1.5°F (0.8°C)	106th Coolest	Coolest since: 2003	1917
Feb–Dec 2004 11-Month	51.7°F (10.9°C)	50.2°F (10.1°C)	1.5°F (0.8°C)	23rd Warmest	Warmest since: 2002	2012
Jan–Dec 2004 12-Month	49.1°F (9.5°C)	48.2°F (9.0°C)	0.9°F (0.5°C)	94th Coolest	Coolest since: 2003	1917
	49.1°F (9.5°C)	48.2°F (9.0°C)	0.9°F (0.5°C)	35th Warmest	Warmest since: 2002	1998, 2012
	Ties: 1911, 1939, 1952
Jul 2003–Dec 2004 18-Month	50.8°F (10.4°C)	49.8°F (9.9°C)	1.0°F (0.5°C)	100th Coolest	Coolest since: 2003	1904
	50.8°F (10.4°C)	49.8°F (9.9°C)	1.0°F (0.5°C)	28th Warmest	Warmest since: 2002	2012
	Ties: 2000
Jan 2003–Dec 2004 24-Month	48.5°F (9.2°C)	48.1°F (8.9°C)	0.4°F (0.3°C)	77th Coolest	Coolest since: 1997	1905
	48.5°F (9.2°C)	48.1°F (8.9°C)	0.4°F (0.3°C)	51st Warmest	Warmest since: 2003	2021
	Ties: 1975, 1984
Jan 2002–Dec 2004 36-Month	49.1°F (9.5°C)	48.1°F (8.9°C)	1.0°F (0.6°C)	100th Coolest	Coolest since: 1998	1905, 1926
	49.1°F (9.5°C)	48.1°F (8.9°C)	1.0°F (0.6°C)	27th Warmest	Warmest since: 2003	2012
	Ties: 1923, 1998, 2010
Jan 2001–Dec 2004 48-Month	49.3°F (9.6°C)	48.1°F (8.9°C)	1.2°F (0.7°C)	107th Coolest	Coolest since: 2003	1907
	49.3°F (9.6°C)	48.1°F (8.9°C)	1.2°F (0.7°C)	19th Warmest	Warmest since: 2002	2021, 2022
	Ties: 1993, 1999, 2006
Jan 2000–Dec 2004 60-Month	49.2°F (9.6°C)	48.1°F (8.9°C)	1.1°F (0.7°C)	103rd Coolest	Coolest since: 2000	1905, 1907
	49.2°F (9.6°C)	48.1°F (8.9°C)	1.1°F (0.7°C)	22nd Warmest	Warmest since: 2003	2020, 2021
	Ties: 1991, 1999, 2000

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published January 2023, retrieved on February 5, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings