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, July 2009

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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
July 2009 1-Month	66.8°F (19.3°C)	70.4°F (21.3°C)	-3.6°F (-2.0°C)	1st Coolest	Coolest since: 1895	1895, 2009
	66.8°F (19.3°C)	70.4°F (21.3°C)	-3.6°F (-2.0°C)	128th Warmest	Warmest since: 2008	1955, 2020
	Ties: 1895
Jun–Jul 2009 2-Month	65.9°F (18.8°C)	68.2°F (20.1°C)	-2.3°F (-1.3°C)	5th Coolest	Coolest since: 1985	1903
	65.9°F (18.8°C)	68.2°F (20.1°C)	-2.3°F (-1.3°C)	124th Warmest	Warmest since: 2008	1934
	Ties: 1924, 1926
May–Jul 2009 3-Month	63.4°F (17.4°C)	64.7°F (18.2°C)	-1.3°F (-0.8°C)	23rd Coolest	Coolest since: 2003	1907
	63.4°F (17.4°C)	64.7°F (18.2°C)	-1.3°F (-0.8°C)	106th Warmest	Warmest since: 2008	1991
	Ties: 1950, 1978, 1979
Apr–Jul 2009 4-Month	59.8°F (15.4°C)	60.2°F (15.7°C)	-0.4°F (-0.3°C)	39th Coolest	Coolest since: 2003	1907
	59.8°F (15.4°C)	60.2°F (15.7°C)	-0.4°F (-0.3°C)	90th Warmest	Warmest since: 2008	2010
	Ties: 1902, 1915, 1968, 1975
Mar–Jul 2009 5-Month	55.5°F (13.1°C)	55.4°F (13.0°C)	0.1°F (0.1°C)	56th Coolest	Coolest since: 2003	1926
	55.5°F (13.1°C)	55.4°F (13.0°C)	0.1°F (0.1°C)	73rd Warmest	Warmest since: 2008	2012
	Ties: 1931, 1951, 1968
Feb–Jul 2009 6-Month	51.2°F (10.7°C)	50.6°F (10.3°C)	0.6°F (0.4°C)	79th Coolest	Coolest since: 2007	1907, 1978
	51.2°F (10.7°C)	50.6°F (10.3°C)	0.6°F (0.4°C)	50th Warmest	Warmest since: 2008	2012
	Ties: 1918, 1985, 1988, 2001
Jan–Jul 2009 7-Month	46.8°F (8.2°C)	46.9°F (8.3°C)	-0.1°F (-0.1°C)	52nd Coolest	Coolest since: 2003	1978
	46.8°F (8.2°C)	46.9°F (8.3°C)	-0.1°F (-0.1°C)	77th Warmest	Warmest since: 2008	2012
	Ties: 1934, 1969, 1981
Dec 2008–Jul 2009 8-Month	44.8°F (7.1°C)	44.7°F (7.1°C)	0.1°F (0.0°C)	59th Coolest	Coolest since: 2003	1904
	44.8°F (7.1°C)	44.7°F (7.1°C)	0.1°F (0.0°C)	69th Warmest	Warmest since: 2008	2012
	Ties: 1950
Nov 2008–Jul 2009 9-Month	44.1°F (6.7°C)	44.1°F (6.7°C)	0.0°F (0.0°C)	55th Coolest	Coolest since: 2003	1904
	44.1°F (6.7°C)	44.1°F (6.7°C)	0.0°F (0.0°C)	73rd Warmest	Warmest since: 2008	2012
	Ties: 1897, 1906, 1935, 1945, 1950
Oct 2008–Jul 2009 10-Month	44.6°F (7.0°C)	44.8°F (7.1°C)	-0.2°F (-0.1°C)	48th Coolest	Coolest since: 2003	1904
	44.6°F (7.0°C)	44.8°F (7.1°C)	-0.2°F (-0.1°C)	80th Warmest	Warmest since: 2008	2012
	Ties: 1900, 1911, 1935, 1943, 1945, 1948, 1969, 2001
Sep 2008–Jul 2009 11-Month	46.3°F (7.9°C)	46.3°F (7.9°C)	0.0°F (0.0°C)	54th Coolest	Coolest since: 2003	1918
	46.3°F (7.9°C)	46.3°F (7.9°C)	0.0°F (0.0°C)	74th Warmest	Warmest since: 2008	2012
	Ties: 1896, 1906, 1935, 1948, 1951, 1960, 1969, 1975, 1980, 1993
Aug 2008–Jul 2009 12-Month	48.0°F (8.9°C)	48.1°F (8.9°C)	-0.1°F (0.0°C)	50th Coolest	Coolest since: 2003	1904
	48.0°F (8.9°C)	48.1°F (8.9°C)	-0.1°F (0.0°C)	78th Warmest	Warmest since: 2008	2012
	Ties: 1899, 1900, 1935, 1943, 1944
Feb 2008–Jul 2009 18-Month	49.1°F (9.5°C)	48.9°F (9.4°C)	0.2°F (0.1°C)	60th Coolest	Coolest since: 1997	1918
	49.1°F (9.5°C)	48.9°F (9.4°C)	0.2°F (0.1°C)	68th Warmest	Warmest since: 2008	2012
	Ties: 1903, 1911, 1934, 1956, 1957
Aug 2007–Jul 2009 24-Month	49.1°F (9.5°C)	48.2°F (9.0°C)	0.9°F (0.5°C)	97th Coolest	Coolest since: 2004	1905
	49.1°F (9.5°C)	48.2°F (9.0°C)	0.9°F (0.5°C)	30th Warmest	Warmest since: 2008	2017
	Ties: 1986, 1987, 2010
Aug 2006–Jul 2009 36-Month	49.1°F (9.5°C)	48.1°F (8.9°C)	1.0°F (0.6°C)	97th Coolest	Coolest since: 2005	1906, 1979
	49.1°F (9.5°C)	48.1°F (8.9°C)	1.0°F (0.6°C)	29th Warmest	Warmest since: 2008	2018
	Ties: 1950, 1987
Aug 2005–Jul 2009 48-Month	49.5°F (9.7°C)	48.1°F (8.9°C)	1.4°F (0.8°C)	111th Coolest	Coolest since: 2006	1907
	49.5°F (9.7°C)	48.1°F (8.9°C)	1.4°F (0.8°C)	14th Warmest	Warmest since: 2008	2019
	Ties: 2017
Aug 2004–Jul 2009 60-Month	49.5°F (9.7°C)	48.2°F (9.0°C)	1.3°F (0.7°C)	111th Coolest	Coolest since: 2007	1908
	49.5°F (9.7°C)	48.2°F (9.0°C)	1.3°F (0.7°C)	13th Warmest	Warmest since: 2008	2020
	Ties: 2003, 2017, 2018

Citing This Page

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