Climate at a Glance

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• Mapping
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Divisional Mapping

Choose from the options below and click "Plot" to create a map. Select Temperature and Precipitation Maps are available for download.

State: Contiguous U.S. 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

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

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

Time Scale: 1-Month 2-Month 3-Month 4-Month 5-Month 6-Month 7-Month 8-Month 9-Month 10-Month 11-Month 12-Month 18-Month 24-Month 36-Month 48-Month 60-Month Year-to-Date

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« February–March 1978

April–May 1978 »

Values Ranks (out of 125 years) 1901-2000 Mean Anomalies

Download Table Data:

Download All Months/Years:

Climate Division	Value	Rank (125 Years)	1901-2000 Mean	Anomaly
Illinois CD 1. Northwest	39.8°F	30	42.0°F	-2.2°F
Illinois CD 2. Northeast	39.6°F	26	41.8°F	-2.2°F
Illinois CD 3. West	42.2°F	20	45.3°F	-3.1°F
Illinois CD 4. Central	42.2°F	23	44.7°F	-2.5°F
Illinois CD 5. East	41.5°F	25	44.0°F	-2.5°F
Illinois CD 6. West Southwest	44.6°F	19	47.3°F	-2.7°F
Illinois CD 7. East Southeast	44.4°F	16	47.2°F	-2.8°F
Illinois CD 8. Southwest	48.0°F	33	50.0°F	-2.0°F
Illinois CD 9. Southeast	47.8°F	26	50.0°F	-2.2°F

Citing This Page

• NOAA National Centers for Environmental information, Climate at a Glance: Divisional Mapping, published December 2019, retrieved on December 14, 2019 from https://www.ncdc.noaa.gov/cag/