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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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« August 1990

October 1990 »

Pennsylvania

Average Temperature Rankings, September 1990

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
September 1990 1-Month	60.8°F (16.0°C)	61.7°F (16.5°C)	-0.9°F (-0.5°C)	38th Coolest	Coolest since: 1988	1918
				90th Warmest	Warmest since: 1989	1961
Aug–Sep 1990 2-Month	64.5°F (18.1°C)	65.0°F (18.3°C)	-0.5°F (-0.2°C)	42nd Coolest	Coolest since: 1986	1963
				86th Warmest	Warmest since: 1989	2016
Jul–Sep 1990 3-Month	66.3°F (19.1°C)	66.8°F (19.3°C)	-0.5°F (-0.2°C)	36th Coolest	Coolest since: 1986	1924, 1962, 1963, 1976
				92nd Warmest	Warmest since: 1989	2016
	Ties: 1897, 1912, 1913, 1954, 1986, 1994
Jun–Sep 1990 4-Month	66.2°F (19.0°C)	66.6°F (19.2°C)	-0.4°F (-0.2°C)	40th Coolest	Coolest since: 1986	1924
				88th Warmest	Warmest since: 1989	2005, 2016
	Ties: 1896, 1913, 1981, 1986
May–Sep 1990 5-Month	64.0°F (17.8°C)	64.8°F (18.2°C)	-0.8°F (-0.4°C)	23rd Coolest	Coolest since: 1984	1924
				105th Warmest	Warmest since: 1989	2018
	Ties: 1902, 1909, 1926, 1929
Apr–Sep 1990 6-Month	61.5°F (16.4°C)	61.8°F (16.6°C)	-0.3°F (-0.2°C)	37th Coolest	Coolest since: 1989	1907, 1924
				91st Warmest	Warmest since: 1988	2010
	Ties: 1914, 1929
Mar–Sep 1990 7-Month	58.4°F (14.7°C)	58.1°F (14.5°C)	0.3°F (0.2°C)	59th Coolest	Coolest since: 1989	1924
				69th Warmest	Warmest since: 1988	2010
	Ties: 1906, 1941, 1970, 2009
Feb–Sep 1990 8-Month	55.4°F (13.0°C)	54.2°F (12.3°C)	1.2°F (0.7°C)	99th Coolest	Coolest since: 1989	1924
				29th Warmest	Warmest since: 1987	2012
	Ties: 1925, 1933, 2006
Jan–Sep 1990 9-Month	53.0°F (11.7°C)	50.9°F (10.5°C)	2.1°F (1.2°C)	115th Coolest	Coolest since: 1989	1940
				13th Warmest	Warmest since: 1949	2012
	Ties: 1933
Dec 1989–Sep 1990 10-Month	49.5°F (9.7°C)	48.8°F (9.3°C)	0.7°F (0.4°C)	83rd Coolest	Coolest since: 1989	1904
				44th Warmest	Warmest since: 1987	2012
	Ties: 1922, 1944, 2004
Nov 1989–Sep 1990 11-Month	48.5°F (9.2°C)	47.9°F (8.8°C)	0.6°F (0.4°C)	80th Coolest	Coolest since: 1989	1904
				47th Warmest	Warmest since: 1988	2012
	Ties: 1903, 1906, 1922, 1937
Oct 1989–Sep 1990 12-Month	48.7°F (9.3°C)	48.1°F (8.9°C)	0.6°F (0.4°C)	82nd Coolest	Coolest since: 1989	1904
				45th Warmest	Warmest since: 1987	2012
	Ties: 1903, 1906, 1922, 1931, 1937, 1974
Apr 1989–Sep 1990 18-Month	52.9°F (11.6°C)	52.7°F (11.5°C)	0.2°F (0.1°C)	69th Coolest	Coolest since: 1984	1918
				58th Warmest	Warmest since: 1989	2012
	Ties: 1934, 1973, 2009, 2015
Oct 1988–Sep 1990 24-Month	48.5°F (9.2°C)	48.2°F (9.0°C)	0.3°F (0.2°C)	75th Coolest	Coolest since: 1989	1905
				51st Warmest	Warmest since: 1988	2017
	Ties: 1947, 1984
Oct 1987–Sep 1990 36-Month	48.4°F (9.1°C)	48.1°F (8.9°C)	0.3°F (0.2°C)	71st Coolest	Coolest since: 1986	1979
				54th Warmest	Warmest since: 1989	2018
	Ties: 1898, 1935, 1943, 1947, 1986
Oct 1986–Sep 1990 48-Month	48.6°F (9.2°C)	48.1°F (8.9°C)	0.5°F (0.3°C)	77th Coolest	Coolest since: 1987	1907
				47th Warmest	Warmest since: 1989	2019
	Ties: 1901, 1931, 1987
Oct 1985–Sep 1990 60-Month	48.7°F (9.3°C)	48.1°F (8.9°C)	0.6°F (0.4°C)	84th Coolest	Coolest since: 1988	1908
				39th Warmest	Warmest since: 1989	2020
	Ties: 1923, 1949, 1950, 1951, 1952, 1994

Citing This Page

• NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, Average Temperature, published September 2022, retrieved on October 5, 2022 from https://www.ncdc.noaa.gov/cag/