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 July 2020. For more information, please see Climatological Rankings.


Illinois

Average Temperature Rankings, May 2002

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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Warmest/Coolest
Since
Record
May 2002
1-Month
59.1°F
(15.1°C)
62.1°F
(16.7°C)
-3.0°F
(-1.6°C)
27th Coolest Coolest since: 1997 1917
100th Warmest Warmest since: 2001 2018
Ties: 1915, 1929
Apr–May 2002
2-Month
56.3°F
(13.5°C)
56.8°F
(13.8°C)
-0.5°F
(-0.3°C)
44th Coolest Coolest since: 1997 1907
83rd Warmest Warmest since: 2001 1896
Mar–May 2002
3-Month
50.1°F
(10.1°C)
51.1°F
(10.6°C)
-1.0°F
(-0.5°C)
42nd Coolest Coolest since: 1997 1960
85th Warmest Warmest since: 2001 2012
Feb–May 2002
4-Month
46.2°F
(7.9°C)
45.6°F
(7.6°C)
0.6°F
(0.3°C)
75th Coolest Coolest since: 1997 1978
52nd Warmest Warmest since: 2001 2012
Ties: 1949, 1956
Jan–May 2002
5-Month
43.7°F
(6.5°C)
41.6°F
(5.3°C)
2.1°F
(1.2°C)
105th Coolest Coolest since: 2001 1978, 1979
22nd Warmest Warmest since: 2000 2012
Ties: 1933, 1954, 1964
Dec 2001–May 2002
6-Month
42.4°F
(5.8°C)
39.6°F
(4.2°C)
2.8°F
(1.6°C)
114th Coolest Coolest since: 2001 1978
12th Warmest Warmest since: 2000 2012
Ties: 1999
Nov 2001–May 2002
7-Month
43.5°F
(6.4°C)
39.8°F
(4.3°C)
3.7°F
(2.1°C)
120th Coolest Coolest since: 2001 1904
6th Warmest Warmest since: 2000 2012
Oct 2001–May 2002
8-Month
44.8°F
(7.1°C)
41.7°F
(5.4°C)
3.1°F
(1.7°C)
119th Coolest Coolest since: 2001 1904, 1978
7th Warmest Warmest since: 2000 2012
Sep 2001–May 2002
9-Month
46.9°F
(8.3°C)
44.3°F
(6.8°C)
2.6°F
(1.5°C)
115th Coolest Coolest since: 2001 1904
11th Warmest Warmest since: 2000 2012
Ties: 1987
Aug 2001–May 2002
10-Month
49.7°F
(9.8°C)
47.3°F
(8.5°C)
2.4°F
(1.3°C)
117th Coolest Coolest since: 2001 1904
9th Warmest Warmest since: 2000 2012
Jul 2001–May 2002
11-Month
52.1°F
(11.2°C)
49.9°F
(9.9°C)
2.2°F
(1.3°C)
117th Coolest Coolest since: 2001 1904
9th Warmest Warmest since: 2000 2012
Jun 2001–May 2002
12-Month
53.6°F
(12.0°C)
51.7°F
(10.9°C)
1.9°F
(1.1°C)
115th Coolest Coolest since: 2001 1904
11th Warmest Warmest since: 2000 2012
Dec 2000–May 2002
18-Month
48.7°F
(9.3°C)
47.6°F
(8.7°C)
1.1°F
(0.6°C)
97th Coolest Coolest since: 2001 1979
28th Warmest Warmest since: 2000 2017
Ties: 1953
Jun 2000–May 2002
24-Month
52.4°F
(11.3°C)
51.6°F
(10.9°C)
0.8°F
(0.4°C)
92nd Coolest Coolest since: 1998 1905
33rd Warmest Warmest since: 2001 2017
Jun 1999–May 2002
36-Month
53.0°F
(11.7°C)
51.6°F
(10.9°C)
1.4°F
(0.8°C)
108th Coolest Coolest since: 1999 1979
16th Warmest Warmest since: 2001 2018
Ties: 1932, 1992
Jun 1998–May 2002
48-Month
53.3°F
(11.8°C)
51.6°F
(10.9°C)
1.7°F
(0.9°C)
120th Coolest Coolest since: 2001 1980
3rd Warmest Warmest since: 1935 2019
Ties: 2007, 2018, 2020
Jun 1997–May 2002
60-Month
53.3°F
(11.8°C)
51.6°F
(10.9°C)
1.7°F
(0.9°C)
120th Coolest Coolest since: 2001 1906, 1907, 1908, 1981
2nd Warmest Warmest to Date 2020

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published August 2020, retrieved on August 9, 2020 from https://www.ncdc.noaa.gov/cag/