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 2010

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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
December 2010 1-Month	25.4°F (-3.7°C)	28.9°F (-1.7°C)	-3.5°F (-2.0°C)	25th Coolest	Coolest since: 2000	1989
December 2010 1-Month	25.4°F (-3.7°C)	28.9°F (-1.7°C)	-3.5°F (-2.0°C)	104th Warmest	Warmest since: 2009	2015
Nov–Dec 2010 2-Month	33.1°F (0.6°C)	34.1°F (1.2°C)	-1.0°F (-0.6°C)	33rd Coolest	Coolest since: 2000	1917
	33.1°F (0.6°C)	34.1°F (1.2°C)	-1.0°F (-0.6°C)	96th Warmest	Warmest since: 2009	2015
	Ties: 1967, 1983
Oct–Dec 2010 3-Month	39.2°F (4.0°C)	39.6°F (4.2°C)	-0.4°F (-0.2°C)	47th Coolest	Coolest since: 2002	1917
	39.2°F (4.0°C)	39.6°F (4.2°C)	-0.4°F (-0.2°C)	82nd Warmest	Warmest since: 2009	2015
	Ties: 1992
Sep–Dec 2010 4-Month	45.3°F (7.4°C)	45.2°F (7.3°C)	0.1°F (0.1°C)	54th Coolest	Coolest since: 2002	1917
	45.3°F (7.4°C)	45.2°F (7.3°C)	0.1°F (0.1°C)	75th Warmest	Warmest since: 2009	2015
	Ties: 1938, 1968, 2002
Aug–Dec 2010 5-Month	50.4°F (10.2°C)	49.8°F (9.9°C)	0.6°F (0.3°C)	73rd Coolest	Coolest since: 2008	1917
	50.4°F (10.2°C)	49.8°F (9.9°C)	0.6°F (0.3°C)	56th Warmest	Warmest since: 2009	2015
	Ties: 1911, 1927, 1965
Jul–Dec 2010 6-Month	54.2°F (12.3°C)	53.2°F (11.8°C)	1.0°F (0.5°C)	91st Coolest	Coolest since: 2009	1976
	54.2°F (12.3°C)	53.2°F (11.8°C)	1.0°F (0.5°C)	38th Warmest	Warmest since: 2007	1931, 2015
	Ties: 1921
Jun–Dec 2010 7-Month	56.4°F (13.6°C)	55.1°F (12.8°C)	1.3°F (0.8°C)	103rd Coolest	Coolest since: 2009	1917
Jun–Dec 2010 7-Month	56.4°F (13.6°C)	55.1°F (12.8°C)	1.3°F (0.8°C)	26th Warmest	Warmest since: 2007	2015
May–Dec 2010 8-Month	56.9°F (13.8°C)	55.4°F (13.0°C)	1.5°F (0.8°C)	108th Coolest	Coolest since: 2009	1917
	56.9°F (13.8°C)	55.4°F (13.0°C)	1.5°F (0.8°C)	21st Warmest	Warmest since: 2007	2015
	Ties: 1953, 1970, 2005
Apr–Dec 2010 9-Month	56.4°F (13.6°C)	54.4°F (12.4°C)	2.0°F (1.2°C)	117th Coolest	Coolest since: 2009	1917
	56.4°F (13.6°C)	54.4°F (12.4°C)	2.0°F (1.2°C)	12th Warmest	Warmest since: 2001	2015
	Ties: 2019
Mar–Dec 2010 10-Month	55.0°F (12.8°C)	52.6°F (11.4°C)	2.4°F (1.4°C)	122nd Coolest	Coolest since: 2009	1917
	55.0°F (12.8°C)	52.6°F (11.4°C)	2.4°F (1.4°C)	7th Warmest	Warmest since: 1998	2021
	Ties: 1921, 1991
Feb–Dec 2010 11-Month	52.3°F (11.3°C)	50.2°F (10.1°C)	2.1°F (1.2°C)	119th Coolest	Coolest since: 2009	1917
	52.3°F (11.3°C)	50.2°F (10.1°C)	2.1°F (1.2°C)	10th Warmest	Warmest since: 1998	2012
	Ties: 2017
Jan–Dec 2010 12-Month	50.1°F (10.1°C)	48.1°F (8.9°C)	2.0°F (1.2°C)	114th Coolest	Coolest since: 2009	1917
	50.1°F (10.1°C)	48.1°F (8.9°C)	2.0°F (1.2°C)	15th Warmest	Warmest since: 2006	1998, 2012
	Ties: 1953
Jul 2009–Dec 2010 18-Month	51.2°F (10.7°C)	49.8°F (9.9°C)	1.4°F (0.8°C)	107th Coolest	Coolest since: 2009	1904
Jul 2009–Dec 2010 18-Month	51.2°F (10.7°C)	49.8°F (9.9°C)	1.4°F (0.8°C)	21st Warmest	Warmest since: 2007	2012
Jan 2009–Dec 2010 24-Month	49.3°F (9.6°C)	48.1°F (8.9°C)	1.2°F (0.7°C)	106th Coolest	Coolest since: 2009	1905
	49.3°F (9.6°C)	48.1°F (8.9°C)	1.2°F (0.7°C)	22nd Warmest	Warmest since: 2007	2021
	Ties: 1949, 2005
Jan 2008–Dec 2010 36-Month	49.1°F (9.5°C)	48.1°F (8.9°C)	1.0°F (0.6°C)	100th Coolest	Coolest since: 2009	1905, 1926
	49.1°F (9.5°C)	48.1°F (8.9°C)	1.0°F (0.6°C)	27th Warmest	Warmest since: 2008	2012
	Ties: 1923, 1998, 2004
Jan 2007–Dec 2010 48-Month	49.2°F (9.6°C)	48.1°F (8.9°C)	1.1°F (0.7°C)	103rd Coolest	Coolest since: 2005	1907
	49.2°F (9.6°C)	48.1°F (8.9°C)	1.1°F (0.7°C)	23rd Warmest	Warmest since: 2009	2021, 2022
	Ties: 1934, 1955, 1991, 2003, 2005, 2016
Jan 2006–Dec 2010 60-Month	49.5°F (9.7°C)	48.1°F (8.9°C)	1.4°F (0.8°C)	112th Coolest	Coolest since: 2009	1905, 1907
	49.5°F (9.7°C)	48.1°F (8.9°C)	1.4°F (0.8°C)	13th Warmest	Warmest since: 2008	2020, 2021
	Ties: 2006, 2008, 2011, 2017

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published March 2023, retrieved on March 30, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings