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 December 2019. For more information, please see Climatological Rankings.


Illinois

Average Temperature Rankings, April 1898

View Period (Months):All123456789101112182436
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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Warmest/Coolest
Since
Record
April 1898
1-Month
48.9°F
(9.4°C)
51.5°F
(10.8°C)
-2.6°F
(-1.4°C)
21st Coolest Coolest to Date 1907
105th Warmest Warmest since: 1897 2010
Mar–Apr 1898
2-Month
45.7°F
(7.6°C)
45.7°F
(7.6°C)
0.0°F
(0.0°C)
66th Coolest Coolest since: 1897 1926
60th Warmest Warmest since: 1896 2012
Ties: 1895
Feb–Apr 1898
3-Month
40.4°F
(4.7°C)
40.2°F
(4.6°C)
0.2°F
(0.1°C)
66th Coolest Coolest since: 1897 1978
60th Warmest Warmest since: 1896 2012
Ties: 1929
Jan–Apr 1898
4-Month
37.7°F
(3.2°C)
36.5°F
(2.5°C)
1.2°F
(0.7°C)
83rd Coolest Coolest since: 1897 1912
43rd Warmest Warmest since: 1896 2012
Ties: 1930, 1983
Dec 1897–Apr 1898
5-Month
35.3°F
(1.8°C)
35.1°F
(1.7°C)
0.2°F
(0.1°C)
65th Coolest Coolest since: 1897 1978
60th Warmest Warmest since: 1897 2012
Ties: 1897, 1948, 1986, 2003
Nov 1897–Apr 1898
6-Month
36.0°F
(2.2°C)
36.0°F
(2.2°C)
0.0°F
(0.0°C)
57th Coolest Coolest since: 1897 1904
68th Warmest Warmest since: 1897 2012
Ties: 1897, 1913, 1930, 2003, 2008, 2009
Oct 1897–Apr 1898
7-Month
39.4°F
(4.1°C)
38.7°F
(3.7°C)
0.7°F
(0.4°C)
79th Coolest Coolest since: 1897 1904
46th Warmest Warmest to Date 2012
Ties: 2008, 2010
Sep 1897–Apr 1898
8-Month
43.4°F
(6.3°C)
42.2°F
(5.7°C)
1.2°F
(0.6°C)
97th Coolest Coolest since: 1897 1904
28th Warmest Warmest to Date 2017
Ties: 1922, 1935, 1957
Aug 1897–Apr 1898
9-Month
46.5°F
(8.1°C)
45.6°F
(7.6°C)
0.9°F
(0.5°C)
88th Coolest Coolest since: 1897 1904
37th Warmest Warmest to Date 2017
Ties: 1949
Jul 1897–Apr 1898
10-Month
49.5°F
(9.7°C)
48.6°F
(9.2°C)
0.9°F
(0.5°C)
91st Coolest Coolest since: 1897 1904
34th Warmest Warmest to Date 2012
Ties: 1946, 1948, 1957
Jun 1897–Apr 1898
11-Month
51.5°F
(10.8°C)
50.7°F
(10.4°C)
0.8°F
(0.4°C)
85th Coolest Coolest since: 1897 1904
40th Warmest Warmest to Date 2017
Ties: 1915, 2013
May 1897–Apr 1898
12-Month
52.0°F
(11.1°C)
51.6°F
(10.9°C)
0.4°F
(0.2°C)
75th Coolest Coolest since: 1897 1918
50th Warmest Warmest to Date 2012, 2017
Ties: 1933, 1941, 1985, 2003
Nov 1896–Apr 1898
18-Month
46.7°F
(8.2°C)
46.4°F
(8.0°C)
0.3°F
(0.2°C)
71st Coolest Coolest since: 1897 1905
53rd Warmest Warmest to Date 2017
Ties: 1921, 1940, 1972, 1973, 1986
May 1896–Apr 1898
24-Month
51.8°F
(11.0°C)
51.7°F
(10.9°C)
0.1°F
(0.1°C)
71st Coolest Coolest since: 1897 1905
53rd Warmest Warmest to Date 2017
Ties: 1901, 1920, 1924, 1931, 1953, 1958, 1966, 1967, 1981, 1986, 1995
May 1895–Apr 1898
36-Month
51.7°F
(10.9°C)
51.6°F
(10.9°C)
0.1°F
(0.0°C)
61st Coolest Coolest to Date 1979
62nd Warmest Warmest to Date 2018
Ties: 1949, 1967, 1975, 1983, 1994

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published January 2020, retrieved on January 23, 2020 from https://www.ncdc.noaa.gov/cag/