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, September 1975

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
September 1975 1-Month	57.9°F (14.4°C)	61.7°F (16.5°C)	-3.8°F (-2.1°C)	5th Coolest	Coolest since: 1963	1918
	57.9°F (14.4°C)	61.7°F (16.5°C)	-3.8°F (-2.1°C)	124th Warmest	Warmest since: 1974	1961
	Ties: 1963
Aug–Sep 1975 2-Month	63.8°F (17.7°C)	65.0°F (18.3°C)	-1.2°F (-0.6°C)	20th Coolest	Coolest since: 1967	1963
	63.8°F (17.7°C)	65.0°F (18.3°C)	-1.2°F (-0.6°C)	109th Warmest	Warmest since: 1974	2016
	Ties: 1966, 1981
Jul–Sep 1975 3-Month	66.0°F (18.9°C)	66.8°F (19.3°C)	-0.8°F (-0.4°C)	25th Coolest	Coolest since: 1974	1924, 1962, 1963, 1976
	66.0°F (18.9°C)	66.8°F (19.3°C)	-0.8°F (-0.4°C)	104th Warmest	Warmest since: 1973	2016
	Ties: 1907, 1923, 1981
Jun–Sep 1975 4-Month	66.1°F (18.9°C)	66.6°F (19.2°C)	-0.5°F (-0.3°C)	38th Coolest	Coolest since: 1974	1924
	66.1°F (18.9°C)	66.6°F (19.2°C)	-0.5°F (-0.3°C)	91st Warmest	Warmest since: 1973	2005, 2016
	Ties: 1914
May–Sep 1975 5-Month	65.1°F (18.4°C)	64.8°F (18.2°C)	0.3°F (0.2°C)	70th Coolest	Coolest since: 1974	1924
	65.1°F (18.4°C)	64.8°F (18.2°C)	0.3°F (0.2°C)	59th Warmest	Warmest since: 1973	2018
	Ties: 1905, 1947, 1957, 1961, 1965, 2001
Apr–Sep 1975 6-Month	61.2°F (16.2°C)	61.8°F (16.6°C)	-0.6°F (-0.4°C)	30th Coolest	Coolest since: 1974	1907, 1924
	61.2°F (16.2°C)	61.8°F (16.6°C)	-0.6°F (-0.4°C)	99th Warmest	Warmest since: 1973	2010
	Ties: 1971, 1989
Mar–Sep 1975 7-Month	57.3°F (14.1°C)	58.2°F (14.6°C)	-0.9°F (-0.5°C)	27th Coolest	Coolest since: 1972	1924
	57.3°F (14.1°C)	58.2°F (14.6°C)	-0.9°F (-0.5°C)	102nd Warmest	Warmest since: 1974	2010
	Ties: 1996
Feb–Sep 1975 8-Month	53.7°F (12.1°C)	54.2°F (12.3°C)	-0.5°F (-0.2°C)	37th Coolest	Coolest since: 1974	1924
	53.7°F (12.1°C)	54.2°F (12.3°C)	-0.5°F (-0.2°C)	92nd Warmest	Warmest since: 1973	2012
	Ties: 1897, 1901, 1927, 1964, 1994
Jan–Sep 1975 9-Month	51.0°F (10.6°C)	51.0°F (10.6°C)	0.0°F (0.0°C)	59th Coolest	Coolest since: 1974	1940
	51.0°F (10.6°C)	51.0°F (10.6°C)	0.0°F (0.0°C)	70th Warmest	Warmest since: 1974	2012
	Ties: 1929, 1943, 1974, 2009
Dec 1974–Sep 1975 10-Month	49.0°F (9.4°C)	48.8°F (9.3°C)	0.2°F (0.1°C)	70th Coolest	Coolest since: 1974	1904
	49.0°F (9.4°C)	48.8°F (9.3°C)	0.2°F (0.1°C)	58th Warmest	Warmest since: 1974	2012
	Ties: 1896, 1909, 1941, 1959, 1974, 1976, 1986, 1997, 2009
Nov 1974–Sep 1975 11-Month	48.3°F (9.1°C)	47.9°F (8.8°C)	0.4°F (0.3°C)	72nd Coolest	Coolest since: 1974	1904
	48.3°F (9.1°C)	47.9°F (8.8°C)	0.4°F (0.3°C)	56th Warmest	Warmest since: 1974	2012
	Ties: 1929, 1944, 1947, 1959, 1974
Oct 1974–Sep 1975 12-Month	48.2°F (9.0°C)	48.2°F (9.0°C)	0.0°F (0.0°C)	56th Coolest	Coolest since: 1971	1904
	48.2°F (9.0°C)	48.2°F (9.0°C)	0.0°F (0.0°C)	72nd Warmest	Warmest since: 1974	2012
	Ties: 1911, 1945, 1950, 1989, 1992, 2001, 2015
Apr 1974–Sep 1975 18-Month	52.4°F (11.3°C)	52.7°F (11.5°C)	-0.3°F (-0.2°C)	40th Coolest	Coolest since: 1970	1918
	52.4°F (11.3°C)	52.7°F (11.5°C)	-0.3°F (-0.2°C)	88th Warmest	Warmest since: 1974	2012
	Ties: 1910, 1914, 2014
Oct 1973–Sep 1975 24-Month	48.4°F (9.1°C)	48.1°F (8.9°C)	0.3°F (0.2°C)	72nd Coolest	Coolest since: 1972	1905
	48.4°F (9.1°C)	48.1°F (8.9°C)	0.3°F (0.2°C)	55th Warmest	Warmest since: 1974	2017
	Ties: 1948, 1995, 1996
Oct 1972–Sep 1975 36-Month	48.6°F (9.2°C)	48.1°F (8.9°C)	0.5°F (0.3°C)	80th Coolest	Coolest since: 1974	1979
	48.6°F (9.2°C)	48.1°F (8.9°C)	0.5°F (0.3°C)	46th Warmest	Warmest since: 1974	2018
	Ties: 1944, 1974, 1976, 1989
Oct 1971–Sep 1975 48-Month	48.5°F (9.2°C)	48.1°F (8.9°C)	0.4°F (0.3°C)	73rd Coolest	Coolest since: 1974	1907
	48.5°F (9.2°C)	48.1°F (8.9°C)	0.4°F (0.3°C)	52nd Warmest	Warmest since: 1957	2019
	Ties: 1924, 1939, 1945
Oct 1970–Sep 1975 60-Month	48.4°F (9.1°C)	48.1°F (8.9°C)	0.3°F (0.2°C)	72nd Coolest	Coolest since: 1974	1908
	48.4°F (9.1°C)	48.1°F (8.9°C)	0.3°F (0.2°C)	52nd Warmest	Warmest since: 1957	2020
	Ties: 1901, 1922, 1939, 1945, 1946

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