Climate at a Glance

Divisional 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 June 2020. For more information, please see Climatological Rankings.


Illinois, Climate Division 8. Southwest

Average Temperature Rankings, April 1981

View Period (Months):All1234567891011121824364860
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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Warmest/Coolest
Since
Record
April 1981
1-Month
62.2°F
(16.8°C)
55.3°F
(12.9°C)
6.9°F
(3.9°C)
125th Coolest Coolest since: 1980 1907
2nd Warmest Warmest since: 1896 1896
Mar–Apr 1981
2-Month
53.4°F
(11.9°C)
50.0°F
(10.0°C)
3.4°F
(1.9°C)
107th Coolest Coolest since: 1980 1926, 1960
20th Warmest Warmest since: 1977 2012
Ties: 1986, 2004
Feb–Apr 1981
3-Month
47.9°F
(8.8°C)
44.9°F
(7.2°C)
3.0°F
(1.6°C)
110th Coolest Coolest since: 1980 1899
17th Warmest Warmest since: 1977 2012
Jan–Apr 1981
4-Month
43.4°F
(6.3°C)
41.4°F
(5.2°C)
2.0°F
(1.1°C)
97th Coolest Coolest since: 1980 1978
30th Warmest Warmest since: 1976 2012
Ties: 1911, 1919, 1945, 1987
Dec 1980–Apr 1981
5-Month
41.9°F
(5.5°C)
40.1°F
(4.5°C)
1.8°F
(1.0°C)
99th Coolest Coolest since: 1980 1978
27th Warmest Warmest since: 1976 2012
Nov 1980–Apr 1981
6-Month
42.2°F
(5.7°C)
40.8°F
(4.9°C)
1.4°F
(0.8°C)
95th Coolest Coolest since: 1980 1912
31st Warmest Warmest since: 1976 2012
Ties: 1990
Oct 1980–Apr 1981
7-Month
44.0°F
(6.7°C)
43.2°F
(6.2°C)
0.8°F
(0.5°C)
84th Coolest Coolest since: 1980 1899, 1978
42nd Warmest Warmest since: 1976 2012
Ties: 1964, 1987, 2008
Sep 1980–Apr 1981
8-Month
47.4°F
(8.6°C)
46.4°F
(8.0°C)
1.0°F
(0.6°C)
88th Coolest Coolest since: 1980 1918
38th Warmest Warmest since: 1976 2017
Ties: 1923, 2007
Aug 1980–Apr 1981
9-Month
51.2°F
(10.7°C)
49.8°F
(9.9°C)
1.4°F
(0.8°C)
101st Coolest Coolest since: 1980 1918
25th Warmest Warmest since: 1976 2017
Ties: 1925, 1935, 1938, 1957
Jul 1980–Apr 1981
10-Month
54.3°F
(12.4°C)
52.6°F
(11.4°C)
1.7°F
(1.0°C)
108th Coolest Coolest since: 1980 1918
18th Warmest Warmest since: 1974 2012
Jun 1980–Apr 1981
11-Month
56.1°F
(13.4°C)
54.5°F
(12.5°C)
1.6°F
(0.9°C)
109th Coolest Coolest since: 1980 1918
17th Warmest Warmest since: 1974 2012, 2017
Ties: 2020
May 1980–Apr 1981
12-Month
56.8°F
(13.8°C)
55.4°F
(13.0°C)
1.4°F
(0.8°C)
106th Coolest Coolest since: 1980 1918
20th Warmest Warmest since: 1976 2012, 2017
Ties: 1919, 1921, 1922, 2011
Nov 1979–Apr 1981
18-Month
50.9°F
(10.5°C)
50.5°F
(10.3°C)
0.4°F
(0.2°C)
76th Coolest Coolest since: 1980 1979
49th Warmest Warmest since: 1976 2017
Ties: 1938, 1943, 1967, 1986, 1990, 1995, 2004
May 1979–Apr 1981
24-Month
55.4°F
(13.0°C)
55.4°F
(13.0°C)
0.0°F
(0.0°C)
54th Coolest Coolest since: 1980 1978
71st Warmest Warmest since: 1976 2017
Ties: 1897, 1909, 1916, 1947, 1965
May 1978–Apr 1981
36-Month
54.7°F
(12.6°C)
55.3°F
(12.9°C)
-0.6°F
(-0.3°C)
22nd Coolest Coolest since: 1980 1979
102nd Warmest Warmest since: 1976 2018
May 1977–Apr 1981
48-Month
54.4°F
(12.4°C)
55.3°F
(12.9°C)
-0.9°F
(-0.5°C)
9th Coolest Coolest since: 1980 1980
114th Warmest Warmest since: 1977 2019
Ties: 1918, 1982
May 1976–Apr 1981
60-Month
54.0°F
(12.2°C)
55.4°F
(13.0°C)
-1.4°F
(-0.8°C)
1st Coolest Coolest since: 1980 1980, 1981
121st Warmest Warmest since: 1980 2020
Ties: 1980

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Divisional Time Series, published July 2020, retrieved on August 5, 2020 from https://www.ncdc.noaa.gov/cag/