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 1915

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
December 1915 1-Month	27.1°F (-2.7°C)	28.9°F (-1.7°C)	-1.8°F (-1.0°C)	35th Coolest	Coolest since: 1914	1989
December 1915 1-Month	27.1°F (-2.7°C)	28.9°F (-1.7°C)	-1.8°F (-1.0°C)	94th Warmest	Warmest since: 1913	2015
Nov–Dec 1915 2-Month	33.2°F (0.7°C)	34.1°F (1.2°C)	-0.9°F (-0.5°C)	36th Coolest	Coolest since: 1914	1917
	33.2°F (0.7°C)	34.1°F (1.2°C)	-0.9°F (-0.5°C)	93rd Warmest	Warmest since: 1913	2015
	Ties: 1916, 1968
Oct–Dec 1915 3-Month	39.4°F (4.1°C)	39.6°F (4.2°C)	-0.2°F (-0.1°C)	51st Coolest	Coolest since: 1914	1917
	39.4°F (4.1°C)	39.6°F (4.2°C)	-0.2°F (-0.1°C)	78th Warmest	Warmest since: 1913	2015
	Ties: 1968
Sep–Dec 1915 4-Month	45.6°F (7.6°C)	45.1°F (7.3°C)	0.5°F (0.3°C)	70th Coolest	Coolest since: 1914	1917
	45.6°F (7.6°C)	45.1°F (7.3°C)	0.5°F (0.3°C)	59th Warmest	Warmest since: 1913	2015
	Ties: 1911, 1936, 1939, 1986, 1987, 2013
Aug–Dec 1915 5-Month	49.7°F (9.8°C)	49.8°F (9.9°C)	-0.1°F (-0.1°C)	48th Coolest	Coolest since: 1914	1917
	49.7°F (9.8°C)	49.8°F (9.9°C)	-0.1°F (-0.1°C)	81st Warmest	Warmest since: 1913	2015
	Ties: 2008
Jul–Dec 1915 6-Month	52.9°F (11.6°C)	53.2°F (11.8°C)	-0.3°F (-0.2°C)	41st Coolest	Coolest since: 1914	1976
	52.9°F (11.6°C)	53.2°F (11.8°C)	-0.3°F (-0.2°C)	88th Warmest	Warmest since: 1913	1931, 2015
	Ties: 1896
Jun–Dec 1915 7-Month	54.5°F (12.5°C)	55.0°F (12.8°C)	-0.5°F (-0.3°C)	28th Coolest	Coolest since: 1914	1917
	54.5°F (12.5°C)	55.0°F (12.8°C)	-0.5°F (-0.3°C)	101st Warmest	Warmest since: 1914	2015
	Ties: 1914, 1916, 1937, 1951
May–Dec 1915 8-Month	54.5°F (12.5°C)	55.4°F (13.0°C)	-0.9°F (-0.5°C)	22nd Coolest	Coolest since: 1910	1917
	54.5°F (12.5°C)	55.4°F (13.0°C)	-0.9°F (-0.5°C)	107th Warmest	Warmest since: 1914	2015
	Ties: 1929, 1935, 1974, 1981
Apr–Dec 1915 9-Month	54.2°F (12.3°C)	54.4°F (12.4°C)	-0.2°F (-0.1°C)	42nd Coolest	Coolest since: 1914	1917
	54.2°F (12.3°C)	54.4°F (12.4°C)	-0.2°F (-0.1°C)	87th Warmest	Warmest since: 1913	2015
	Ties: 1978, 1995
Mar–Dec 1915 10-Month	51.8°F (11.0°C)	52.6°F (11.4°C)	-0.8°F (-0.4°C)	21st Coolest	Coolest since: 1914	1917
	51.8°F (11.0°C)	52.6°F (11.4°C)	-0.8°F (-0.4°C)	108th Warmest	Warmest since: 1914	2021
	Ties: 1914, 1925
Feb–Dec 1915 11-Month	49.9°F (9.9°C)	50.2°F (10.1°C)	-0.3°F (-0.2°C)	41st Coolest	Coolest since: 1914	1917
	49.9°F (9.9°C)	50.2°F (10.1°C)	-0.3°F (-0.2°C)	88th Warmest	Warmest since: 1913	2012
	Ties: 1902, 1956, 1965, 1993
Jan–Dec 1915 12-Month	47.8°F (8.8°C)	48.1°F (8.9°C)	-0.3°F (-0.1°C)	39th Coolest	Coolest since: 1914	1917
	47.8°F (8.8°C)	48.1°F (8.9°C)	-0.3°F (-0.1°C)	90th Warmest	Warmest since: 1913	1998, 2012
	Ties: 1923, 1925, 1936
Jul 1914–Dec 1915 18-Month	49.4°F (9.7°C)	49.9°F (9.9°C)	-0.5°F (-0.2°C)	27th Coolest	Coolest since: 1914	1904
	49.4°F (9.7°C)	49.9°F (9.9°C)	-0.5°F (-0.2°C)	101st Warmest	Warmest since: 1913	2012
	Ties: 1902, 1964, 1965, 1970
Jan 1914–Dec 1915 24-Month	47.4°F (8.6°C)	48.1°F (8.9°C)	-0.7°F (-0.3°C)	17th Coolest	Coolest since: 1908	1905
	47.4°F (8.6°C)	48.1°F (8.9°C)	-0.7°F (-0.3°C)	111th Warmest	Warmest since: 1914	2021
	Ties: 1902, 1907, 1941, 1962, 1966, 1977, 1980, 1981
Jan 1913–Dec 1915 36-Month	48.1°F (8.9°C)	48.1°F (8.9°C)	0.0°F (0.0°C)	52nd Coolest	Coolest since: 1914	1905, 1926
	48.1°F (8.9°C)	48.1°F (8.9°C)	0.0°F (0.0°C)	75th Warmest	Warmest since: 1913	2012
	Ties: 1901, 1929, 1944, 1959, 1961
Jan 1912–Dec 1915 48-Month	47.8°F (8.8°C)	48.1°F (8.9°C)	-0.3°F (-0.1°C)	32nd Coolest	Coolest since: 1910	1907
	47.8°F (8.8°C)	48.1°F (8.9°C)	-0.3°F (-0.1°C)	94th Warmest	Warmest since: 1914	2021, 2022
	Ties: 1909, 1962
Jan 1911–Dec 1915 60-Month	48.1°F (8.9°C)	48.1°F (8.9°C)	0.0°F (0.0°C)	46th Coolest	Coolest since: 1914	1905, 1907
	48.1°F (8.9°C)	48.1°F (8.9°C)	0.0°F (0.0°C)	79th Warmest	Warmest since: 1914	2020, 2021
	Ties: 1914, 1924, 1940, 1958, 1973, 1997

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published January 2023, retrieved on February 1, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings