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Statewide Rankings

Look up monthly rankings for 1-12, 18, 24, 36, 48, and 60-month time periods using the options below. Data and statistics are as of August 2022. For more information, please see Climatological Rankings.

Parameter: Average Temperature Maximum Temperature Minimum Temperature Precipitation Cooling Degree Days Heating Degree Days Palmer Drought Severity Index (PDSI) Palmer Hydrological Drought Index (PHDI) Palmer Modified Drought Index (PMDI) Palmer Z-Index

Year: 1895 1896 1897 1898 1899 1900 1901 1902 1903 1904 1905 1906 1907 1908 1909 1910 1911 1912 1913 1914 1915 1916 1917 1918 1919 1920 1921 1922 1923 1924 1925 1926 1927 1928 1929 1930 1931 1932 1933 1934 1935 1936 1937 1938 1939 1940 1941 1942 1943 1944 1945 1946 1947 1948 1949 1950 1951 1952 1953 1954 1955 1956 1957 1958 1959 1960 1961 1962 1963 1964 1965 1966 1967 1968 1969 1970 1971 1972 1973 1974 1975 1976 1977 1978 1979 1980 1981 1982 1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021 2022

Month: January February March April May June July August September October November December

State: Alabama Alaska Arizona Arkansas California Colorado Connecticut Delaware Florida Georgia Idaho Illinois Indiana Iowa Kansas Kentucky Louisiana Maine Maryland Massachusetts Michigan Minnesota Mississippi Missouri Montana Nebraska Nevada New Hampshire New Jersey New Mexico New York North Carolina North Dakota Ohio Oklahoma Oregon Pennsylvania Rhode Island South Carolina South Dakota Tennessee Texas Utah Vermont Virginia Washington West Virginia Wisconsin Wyoming

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« November 1989

January 1990 »

Pennsylvania

Average Temperature Rankings, December 1989

View Period (Months):All1234567891011121824364860

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• Record Coolest
• Bottom 1/10
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• Record Warmest

Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2021)	Warmest/Coolest Since	Record
December 1989 1-Month	17.4°F (-8.1°C)	28.9°F (-1.7°C)	-11.5°F (-6.4°C)	1st Coolest	Coolest since: 1989	1989
				127th Warmest	Warmest since: 1988	2015
Nov–Dec 1989 2-Month	28.0°F (-2.2°C)	34.2°F (1.2°C)	-6.2°F (-3.4°C)	2nd Coolest	Coolest since: 1976	1917
				126th Warmest	Warmest since: 1988	2015
	Ties: 1976
Oct–Dec 1989 3-Month	35.8°F (2.1°C)	39.6°F (4.2°C)	-3.8°F (-2.1°C)	3rd Coolest	Coolest since: 1976	1917
				125th Warmest	Warmest since: 1988	2015
Sep–Dec 1989 4-Month	42.3°F (5.7°C)	45.2°F (7.3°C)	-2.9°F (-1.6°C)	3rd Coolest	Coolest since: 1976	1917
				125th Warmest	Warmest since: 1988	2015
	Ties: 1962
Aug–Dec 1989 5-Month	47.4°F (8.6°C)	49.8°F (9.9°C)	-2.4°F (-1.3°C)	5th Coolest	Coolest since: 1976	1917
				123rd Warmest	Warmest since: 1988	2015
	Ties: 1962
Jul–Dec 1989 6-Month	51.3°F (10.7°C)	53.3°F (11.8°C)	-2.0°F (-1.1°C)	7th Coolest	Coolest since: 1976	1976
				121st Warmest	Warmest since: 1988	1931, 2015
Jun–Dec 1989 7-Month	53.5°F (11.9°C)	55.0°F (12.8°C)	-1.5°F (-0.9°C)	9th Coolest	Coolest since: 1976	1917
				119th Warmest	Warmest since: 1988	2015
	Ties: 1926, 2000
May–Dec 1989 8-Month	53.8°F (12.1°C)	55.4°F (13.0°C)	-1.6°F (-0.9°C)	8th Coolest	Coolest since: 1976	1917
				120th Warmest	Warmest since: 1988	2015
	Ties: 1910, 1926
Apr–Dec 1989 9-Month	52.8°F (11.6°C)	54.5°F (12.5°C)	-1.7°F (-0.9°C)	8th Coolest	Coolest since: 1976	1917
				120th Warmest	Warmest since: 1988	2015
	Ties: 1950
Mar–Dec 1989 10-Month	51.2°F (10.7°C)	52.6°F (11.4°C)	-1.4°F (-0.7°C)	12th Coolest	Coolest since: 1976	1917
				116th Warmest	Warmest since: 1988	2021
Feb–Dec 1989 11-Month	49.0°F (9.4°C)	50.2°F (10.1°C)	-1.2°F (-0.7°C)	16th Coolest	Coolest since: 1978	1917
				112th Warmest	Warmest since: 1988	2012
	Ties: 1895, 1962
Jan–Dec 1989 12-Month	47.5°F (8.6°C)	48.2°F (9.0°C)	-0.7°F (-0.4°C)	25th Coolest	Coolest since: 1981	1917
				103rd Warmest	Warmest since: 1988	1998, 2012
	Ties: 1916, 1935, 1943, 1969, 1979, 1981
Jul 1988–Dec 1989 18-Month	49.5°F (9.7°C)	49.8°F (9.9°C)	-0.3°F (-0.2°C)	32nd Coolest	Coolest since: 1982	1904
				95th Warmest	Warmest since: 1988	2012
	Ties: 1903, 1936, 1951, 1962, 1979, 1993, 1996
Jan 1988–Dec 1989 24-Month	47.8°F (8.8°C)	48.2°F (9.0°C)	-0.4°F (-0.2°C)	35th Coolest	Coolest since: 1982	1905
				92nd Warmest	Warmest since: 1988	2021
	Ties: 1910, 1935, 1959, 1965, 1970, 1997
Jan 1987–Dec 1989 36-Month	48.2°F (9.0°C)	48.1°F (8.9°C)	0.1°F (0.1°C)	58th Coolest	Coolest since: 1983	1905, 1926
				68th Warmest	Warmest since: 1988	2012
	Ties: 1911, 1930, 1940, 1943, 1995
Jan 1986–Dec 1989 48-Month	48.4°F (9.1°C)	48.1°F (8.9°C)	0.3°F (0.2°C)	70th Coolest	Coolest since: 1985	1907
				55th Warmest	Warmest since: 1988	2021
	Ties: 1901, 1924, 1946, 1976
Jan 1985–Dec 1989 60-Month	48.4°F (9.1°C)	48.1°F (8.9°C)	0.3°F (0.2°C)	73rd Coolest	Coolest since: 1986	1905, 1907
				51st Warmest	Warmest since: 1988	2020, 2021
	Ties: 1936, 1939, 1946, 1947, 1975, 1986

Citing This Page

• NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, Average Temperature, published September 2022, retrieved on October 3, 2022 from https://www.ncdc.noaa.gov/cag/