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City 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

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City: Wilmington

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« May 1991

July 1991 »

Wilmington, Delaware

Average Temperature Rankings, June 1991

View Period (Months):All1234567891011121824364860

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• Record Coolest
• Bottom 1/10
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• Record Warmest

Period	Value	1981-2010 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
June 1991 1-Month	73.1°F (22.8°C)	72.2°F (22.3°C)	0.9°F (0.5°C)	59th Coolest	Coolest since: 1990	1972, 1979
				17th Warmest	Warmest since: 1989	2010
	Ties: 1949, 2007, 2015, 2020
May–Jun 1991 2-Month	70.9°F (21.6°C)	67.6°F (19.8°C)	3.3°F (1.8°C)	74th Coolest	Coolest since: 1990	1967
				2nd Warmest	Warmest to Date	2010
Apr–Jun 1991 3-Month	65.3°F (18.5°C)	62.8°F (17.1°C)	2.5°F (1.4°C)	72nd Coolest	Coolest since: 1990	1950, 1967
				4th Warmest	Warmest to Date	2010
Mar–Jun 1991 4-Month	60.1°F (15.6°C)	57.9°F (14.4°C)	2.2°F (1.2°C)	71st Coolest	Coolest since: 1990	1950
				3rd Warmest	Warmest to Date	2010
Feb–Jun 1991 5-Month	55.9°F (13.3°C)	53.4°F (11.9°C)	2.5°F (1.4°C)	72nd Coolest	Coolest since: 1990	1978
				2nd Warmest	Warmest to Date	2012
Jan–Jun 1991 6-Month	52.2°F (11.2°C)	49.9°F (9.9°C)	2.3°F (1.3°C)	70th Coolest	Coolest since: 1990	1978
				4th Warmest	Warmest to Date	2012
	Ties: 2002, 2020
Dec 1990–Jun 1991 7-Month	50.5°F (10.3°C)	48.0°F (8.9°C)	2.5°F (1.4°C)	68th Coolest	Coolest since: 1990	1978
				5th Warmest	Warmest to Date	2012
	Ties: 2016
Nov 1990–Jun 1991 8-Month	50.2°F (10.1°C)	47.8°F (8.8°C)	2.4°F (1.3°C)	67th Coolest	Coolest since: 1990	1978
				5th Warmest	Warmest to Date	2012
Oct 1990–Jun 1991 9-Month	51.2°F (10.7°C)	48.7°F (9.3°C)	2.5°F (1.4°C)	68th Coolest	Coolest since: 1990	1978
				4th Warmest	Warmest to Date	2012
Sep 1990–Jun 1991 10-Month	52.7°F (11.5°C)	50.6°F (10.3°C)	2.1°F (1.2°C)	65th Coolest	Coolest since: 1990	1978
				7th Warmest	Warmest to Date	2012
Aug 1990–Jun 1991 11-Month	54.7°F (12.6°C)	52.9°F (11.6°C)	1.8°F (1.0°C)	64th Coolest	Coolest since: 1990	1963, 1978
				8th Warmest	Warmest to Date	2012, 2017
Jul 1990–Jun 1991 12-Month	56.5°F (13.6°C)	54.9°F (12.7°C)	1.6°F (0.9°C)	64th Coolest	Coolest since: 1990	1963
				8th Warmest	Warmest to Date	2012
	Ties: 2019, 2021
Jan 1990–Jun 1991 18-Month	55.0°F (12.8°C)	53.2°F (11.8°C)	1.8°F (1.0°C)	64th Coolest	Coolest since: 1990	1979
				6th Warmest	Warmest to Date	2012, 2017
	Ties: 2022
Jul 1989–Jun 1991 24-Month	55.5°F (13.1°C)	54.8°F (12.7°C)	0.7°F (0.4°C)	55th Coolest	Coolest since: 1990	1978
				13th Warmest	Warmest to Date	2017
	Ties: 1992, 2009, 2011, 2016
Jul 1988–Jun 1991 36-Month	55.1°F (12.8°C)	54.9°F (12.7°C)	0.2°F (0.1°C)	43rd Coolest	Coolest since: 1990	1979
				21st Warmest	Warmest since: 1976	2018, 2022
Jul 1987–Jun 1991 48-Month	54.7°F (12.6°C)	54.8°F (12.7°C)	-0.1°F (-0.1°C)	34th Coolest	Coolest since: 1990	1966
				26th Warmest	Warmest since: 1976	2019, 2020, 2022
	Ties: 1974, 1975
Jul 1986–Jun 1991 60-Month	54.5°F (12.5°C)	54.8°F (12.7°C)	-0.3°F (-0.2°C)	27th Coolest	Coolest since: 1985	1967
				30th Warmest	Warmest since: 1977	2020
	Ties: 1996

Citing This Page

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