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 1897

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
December 1897 1-Month	31.1°F (-0.5°C)	28.9°F (-1.7°C)	2.2°F (1.2°C)	82nd Coolest	Coolest since: 1896	1989
	31.1°F (-0.5°C)	28.9°F (-1.7°C)	2.2°F (1.2°C)	47th Warmest	Warmest since: 1895	2015
	Ties: 1973, 1974
Nov–Dec 1897 2-Month	35.2°F (1.8°C)	34.2°F (1.2°C)	1.0°F (0.6°C)	78th Coolest	Coolest since: 1897	1917
	35.2°F (1.8°C)	34.2°F (1.2°C)	1.0°F (0.6°C)	51st Warmest	Warmest since: 1896	2015
	Ties: 1992
Oct–Dec 1897 3-Month	40.7°F (4.8°C)	39.6°F (4.2°C)	1.1°F (0.6°C)	83rd Coolest	Coolest since: 1896	1917
	40.7°F (4.8°C)	39.6°F (4.2°C)	1.1°F (0.6°C)	46th Warmest	Warmest to Date	2015
	Ties: 1959, 1985
Sep–Dec 1897 4-Month	45.9°F (7.7°C)	45.1°F (7.3°C)	0.8°F (0.4°C)	79th Coolest	Coolest since: 1896	1917
	45.9°F (7.7°C)	45.1°F (7.3°C)	0.8°F (0.4°C)	50th Warmest	Warmest to Date	2015
	Ties: 2009
Aug–Dec 1897 5-Month	49.9°F (9.9°C)	49.8°F (9.9°C)	0.1°F (0.0°C)	54th Coolest	Coolest since: 1896	1917
	49.9°F (9.9°C)	49.8°F (9.9°C)	0.1°F (0.0°C)	75th Warmest	Warmest to Date	2015
	Ties: 1902, 1934, 1977
Jul–Dec 1897 6-Month	53.5°F (11.9°C)	53.2°F (11.8°C)	0.3°F (0.1°C)	58th Coolest	Coolest since: 1896	1976
	53.5°F (11.9°C)	53.2°F (11.8°C)	0.3°F (0.1°C)	71st Warmest	Warmest to Date	1931, 2015
	Ties: 1899, 1956, 1977, 1978
Jun–Dec 1897 7-Month	54.9°F (12.7°C)	55.1°F (12.8°C)	-0.2°F (-0.1°C)	40th Coolest	Coolest since: 1896	1917
	54.9°F (12.7°C)	55.1°F (12.8°C)	-0.2°F (-0.1°C)	89th Warmest	Warmest since: 1895	2015
	Ties: 1901, 1902, 1905, 1964, 1965, 1977
May–Dec 1897 8-Month	55.0°F (12.8°C)	55.3°F (12.9°C)	-0.3°F (-0.1°C)	32nd Coolest	Coolest since: 1897	1917
	55.0°F (12.8°C)	55.3°F (12.9°C)	-0.3°F (-0.1°C)	97th Warmest	Warmest since: 1896	2015
	Ties: 1927, 1937, 1951
Apr–Dec 1897 9-Month	54.1°F (12.3°C)	54.4°F (12.4°C)	-0.3°F (-0.1°C)	35th Coolest	Coolest since: 1897	1917
	54.1°F (12.3°C)	54.4°F (12.4°C)	-0.3°F (-0.1°C)	94th Warmest	Warmest since: 1896	2015
	Ties: 1901, 1916, 1928, 1951, 1956, 1969
Mar–Dec 1897 10-Month	52.4°F (11.3°C)	52.6°F (11.4°C)	-0.2°F (-0.1°C)	43rd Coolest	Coolest since: 1895	1917
	52.4°F (11.3°C)	52.6°F (11.4°C)	-0.2°F (-0.1°C)	86th Warmest	Warmest since: 1896	2021
	Ties: 1927, 1984
Feb–Dec 1897 11-Month	50.2°F (10.1°C)	50.2°F (10.1°C)	0.0°F (0.0°C)	55th Coolest	Coolest since: 1896	1917
	50.2°F (10.1°C)	50.2°F (10.1°C)	0.0°F (0.0°C)	74th Warmest	Warmest since: 1896	2012
	Ties: 1896, 1951, 1995
Jan–Dec 1897 12-Month	47.9°F (8.8°C)	48.1°F (8.9°C)	-0.2°F (-0.1°C)	43rd Coolest	Coolest since: 1895	1917
	47.9°F (8.8°C)	48.1°F (8.9°C)	-0.2°F (-0.1°C)	86th Warmest	Warmest since: 1896	1998, 2012
	Ties: 1899, 1909, 1928, 1929, 1956, 1977, 1982
Jul 1896–Dec 1897 18-Month	49.6°F (9.8°C)	49.9°F (9.9°C)	-0.3°F (-0.1°C)	40th Coolest	Coolest since: 1896	1904
	49.6°F (9.8°C)	49.9°F (9.9°C)	-0.3°F (-0.1°C)	88th Warmest	Warmest since: 1896	2012
	Ties: 1896, 1908, 1927, 1935, 1944, 1969, 1980, 2014
Jan 1896–Dec 1897 24-Month	48.0°F (8.9°C)	48.2°F (9.0°C)	-0.2°F (-0.1°C)	48th Coolest	Coolest since: 1896	1905
	48.0°F (8.9°C)	48.2°F (9.0°C)	-0.2°F (-0.1°C)	80th Warmest	Warmest to Date	2021
	Ties: 1912, 1920, 1937, 1944, 1996
Jan 1895–Dec 1897 36-Month	47.5°F (8.6°C)	48.1°F (8.9°C)	-0.6°F (-0.3°C)	23rd Coolest	Coolest since: 1897	1905, 1926
	47.5°F (8.6°C)	48.1°F (8.9°C)	-0.6°F (-0.3°C)	104th Warmest	Warmest to Date	2012
	Ties: 1903, 1909, 1928

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