Climate at a Glance

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 2019. For more information, please see Climatological Rankings.


Illinois

Average Temperature Rankings, May 2001

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  • Record Warmest
Period Value 1901-2000
Mean
Amomaly Rank
(1895-2019)
Warmest/Coolest
Since
Record
May 2001
1-Month
64.8°F
(18.2°C)
62.1°F
(16.7°C)
2.7°F
(1.5°C)
98th Coolest Coolest since: 1999 1917
28th Warmest Warmest since: 2000 2018
Apr–May 2001
2-Month
61.2°F
(16.2°C)
56.8°F
(13.8°C)
4.4°F
(2.4°C)
120th Coolest Coolest since: 2000 1907
6th Warmest Warmest since: 1991 1896
Ties: 1955
Mar–May 2001
3-Month
53.2°F
(11.8°C)
51.2°F
(10.7°C)
2.0°F
(1.1°C)
103rd Coolest Coolest since: 1999 1960
23rd Warmest Warmest since: 2000 2012
Ties: 1910, 1922
Feb–May 2001
4-Month
47.6°F
(8.7°C)
45.7°F
(7.6°C)
1.9°F
(1.1°C)
99th Coolest Coolest since: 1997 1978
27th Warmest Warmest since: 2000 2012
Ties: 1911, 1945, 2009
Jan–May 2001
5-Month
43.2°F
(6.2°C)
41.6°F
(5.3°C)
1.6°F
(0.9°C)
93rd Coolest Coolest since: 1997 1978, 1979
33rd Warmest Warmest since: 2000 2012
Ties: 1974
Dec 2000–May 2001
6-Month
39.0°F
(3.9°C)
39.6°F
(4.2°C)
-0.6°F
(-0.3°C)
42nd Coolest Coolest since: 1997 1978
83rd Warmest Warmest since: 2000 2012
Ties: 1965, 1977, 2011
Nov 2000–May 2001
7-Month
38.9°F
(3.8°C)
39.7°F
(4.3°C)
-0.8°F
(-0.5°C)
27th Coolest Coolest since: 1997 1904
98th Warmest Warmest since: 2000 2012
Ties: 1943, 1948, 1961, 1969, 1980
Oct 2000–May 2001
8-Month
41.3°F
(5.2°C)
41.6°F
(5.3°C)
-0.3°F
(-0.1°C)
44th Coolest Coolest since: 1997 1904, 1978
81st Warmest Warmest since: 2000 2012
Ties: 1929, 1965, 1989
Sep 2000–May 2001
9-Month
44.1°F
(6.7°C)
44.4°F
(6.9°C)
-0.3°F
(-0.2°C)
42nd Coolest Coolest since: 1997 1904
83rd Warmest Warmest since: 2000 2012
Ties: 1907, 1915, 1930, 1956, 1959, 1962, 1965
Aug 2000–May 2001
10-Month
47.2°F
(8.4°C)
47.3°F
(8.5°C)
-0.1°F
(-0.1°C)
49th Coolest Coolest since: 1997 1904
76th Warmest Warmest since: 2000 2012
Ties: 1907, 1908, 1913, 1915, 1961, 1973, 2009
Jul 2000–May 2001
11-Month
49.5°F
(9.7°C)
49.8°F
(9.9°C)
-0.3°F
(-0.2°C)
45th Coolest Coolest since: 1997 1904
80th Warmest Warmest since: 2000 2012
Ties: 1965, 1966
Jun 2000–May 2001
12-Month
51.2°F
(10.7°C)
51.6°F
(10.9°C)
-0.4°F
(-0.2°C)
41st Coolest Coolest since: 1997 1904
84th Warmest Warmest since: 2000 2012
Ties: 1902, 1906, 1907, 1908, 1913, 1947, 1961, 1984
Dec 1999–May 2001
18-Month
48.6°F
(9.2°C)
47.6°F
(8.7°C)
1.0°F
(0.5°C)
95th Coolest Coolest since: 1998 1979
29th Warmest Warmest since: 2000 2017
Ties: 1931, 1976, 1998
Jun 1999–May 2001
24-Month
52.7°F
(11.5°C)
51.6°F
(10.9°C)
1.1°F
(0.6°C)
103rd Coolest Coolest since: 1998 1905
21st Warmest Warmest since: 2000 2017
Ties: 1956, 1991, 2008
Jun 1998–May 2001
36-Month
53.2°F
(11.8°C)
51.6°F
(10.9°C)
1.6°F
(0.9°C)
110th Coolest Coolest since: 1999 1979
13th Warmest Warmest since: 2000 2018
Jun 1997–May 2001
48-Month
53.2°F
(11.8°C)
51.5°F
(10.8°C)
1.7°F
(1.0°C)
116th Coolest Coolest since: 2000 1980
6th Warmest Warmest since: 1935 2019
Ties: 1934, 2013
Jun 1996–May 2001
60-Month
52.7°F
(11.5°C)
51.6°F
(10.9°C)
1.1°F
(0.6°C)
107th Coolest Coolest since: 2000 1906, 1907, 1908, 1981
14th Warmest Warmest since: 1992 2002
Ties: 1991, 1992, 2016

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published September 2019, retrieved on September 17, 2019 from https://www.ncdc.noaa.gov/cag/