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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 1998

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Pennsylvania

Average Temperature Rankings, December 1998

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 1998 1-Month	36.0°F (2.2°C)	28.9°F (-1.7°C)	7.1°F (3.9°C)	120th Coolest	Coolest since: 1997	1989
				8th Warmest	Warmest since: 1984	2015
Nov–Dec 1998 2-Month	38.8°F (3.8°C)	34.2°F (1.2°C)	4.6°F (2.6°C)	120th Coolest	Coolest since: 1997	1917
				8th Warmest	Warmest since: 1994	2015
	Ties: 1990
Oct–Dec 1998 3-Month	43.1°F (6.2°C)	39.6°F (4.2°C)	3.5°F (2.0°C)	117th Coolest	Coolest since: 1997	1917
				11th Warmest	Warmest since: 1990	2015
Sep–Dec 1998 4-Month	48.5°F (9.2°C)	45.1°F (7.3°C)	3.4°F (1.9°C)	121st Coolest	Coolest since: 1997	1917
				7th Warmest	Warmest since: 1971	2015
Aug–Dec 1998 5-Month	52.8°F (11.6°C)	49.7°F (9.8°C)	3.1°F (1.8°C)	120th Coolest	Coolest since: 1997	1917
				8th Warmest	Warmest since: 1931	2015
Jul–Dec 1998 6-Month	55.6°F (13.1°C)	53.2°F (11.8°C)	2.4°F (1.3°C)	120th Coolest	Coolest since: 1997	1976
				8th Warmest	Warmest since: 1931	1931, 2015
	Ties: 2001, 2006
Jun–Dec 1998 7-Month	57.1°F (13.9°C)	55.1°F (12.8°C)	2.0°F (1.1°C)	117th Coolest	Coolest since: 1997	1917
				11th Warmest	Warmest since: 1931	2015
	Ties: 2018
May–Dec 1998 8-Month	57.7°F (14.3°C)	55.3°F (12.9°C)	2.4°F (1.4°C)	120th Coolest	Coolest since: 1997	1917
				8th Warmest	Warmest since: 1931	2015
	Ties: 2012
Apr–Dec 1998 9-Month	56.8°F (13.8°C)	54.4°F (12.4°C)	2.4°F (1.4°C)	122nd Coolest	Coolest since: 1997	1917
				6th Warmest	Warmest since: 1931	2015
Mar–Dec 1998 10-Month	55.1°F (12.8°C)	52.6°F (11.4°C)	2.5°F (1.4°C)	122nd Coolest	Coolest since: 1997	1917
				6th Warmest	Warmest to Date	2021
Feb–Dec 1998 11-Month	53.3°F (11.8°C)	50.2°F (10.1°C)	3.1°F (1.7°C)	126th Coolest	Coolest since: 1997	1917
				2nd Warmest	Warmest to Date	2012
	Ties: 2016
Jan–Dec 1998 12-Month	51.8°F (11.0°C)	48.2°F (9.0°C)	3.6°F (2.0°C)	127th Coolest	Coolest since: 1997	1917
				1st Warmest	Warmest to Date	1998, 2012
	Ties: 2012
Jul 1997–Dec 1998 18-Month	52.1°F (11.2°C)	49.8°F (9.9°C)	2.3°F (1.3°C)	120th Coolest	Coolest since: 1997	1904
				7th Warmest	Warmest since: 1991	2012
	Ties: 1991, 2002
Jan 1997–Dec 1998 24-Month	49.9°F (9.9°C)	48.2°F (9.0°C)	1.7°F (0.9°C)	113th Coolest	Coolest since: 1997	1905
				14th Warmest	Warmest since: 1991	2021
Jan 1996–Dec 1998 36-Month	49.1°F (9.5°C)	48.1°F (8.9°C)	1.0°F (0.6°C)	100th Coolest	Coolest since: 1997	1905, 1926
				26th Warmest	Warmest since: 1992	2012
	Ties: 1923, 2004, 2010
Jan 1995–Dec 1998 48-Month	49.0°F (9.4°C)	48.2°F (9.0°C)	0.8°F (0.4°C)	92nd Coolest	Coolest since: 1997	1907
				33rd Warmest	Warmest since: 1993	2021
Jan 1994–Dec 1998 60-Month	48.8°F (9.3°C)	48.1°F (8.9°C)	0.7°F (0.4°C)	88th Coolest	Coolest since: 1997	1905, 1907
				36th Warmest	Warmest since: 1994	2020, 2021
	Ties: 1932, 1954, 1990

Citing This Page

• NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, Average Temperature, published September 2022, retrieved on September 30, 2022 from https://www.ncdc.noaa.gov/cag/