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


Illinois, Climate Division 8. Southwest

Average Temperature Rankings, April 1921

View Period (Months):All1234567891011121824364860
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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Warmest/Coolest
Since
Record
April 1921
1-Month
56.1°F
(13.4°C)
55.3°F
(12.9°C)
0.8°F
(0.5°C)
71st Coolest Coolest since: 1920 1907
56th Warmest Warmest since: 1919 1896
Ties: 1934
Mar–Apr 1921
2-Month
54.7°F
(12.6°C)
50.0°F
(10.0°C)
4.7°F
(2.6°C)
119th Coolest Coolest since: 1920 1926, 1960
8th Warmest Warmest since: 1910 2012
Feb–Apr 1921
3-Month
49.7°F
(9.8°C)
44.9°F
(7.2°C)
4.8°F
(2.6°C)
120th Coolest Coolest since: 1920 1899
7th Warmest Warmest to Date 2012
Jan–Apr 1921
4-Month
46.6°F
(8.1°C)
41.4°F
(5.2°C)
5.2°F
(2.9°C)
123rd Coolest Coolest since: 1920 1978
4th Warmest Warmest to Date 2012
Dec 1920–Apr 1921
5-Month
44.5°F
(6.9°C)
40.0°F
(4.4°C)
4.5°F
(2.5°C)
122nd Coolest Coolest since: 1920 1978
4th Warmest Warmest to Date 2012
Nov 1920–Apr 1921
6-Month
44.0°F
(6.7°C)
40.8°F
(4.9°C)
3.2°F
(1.8°C)
117th Coolest Coolest since: 1920 1912
9th Warmest Warmest to Date 2012
Oct 1920–Apr 1921
7-Month
46.5°F
(8.1°C)
43.3°F
(6.3°C)
3.2°F
(1.8°C)
120th Coolest Coolest since: 1920 1899, 1978
6th Warmest Warmest to Date 2012
Sep 1920–Apr 1921
8-Month
49.5°F
(9.7°C)
46.4°F
(8.0°C)
3.1°F
(1.7°C)
119th Coolest Coolest since: 1920 1918
7th Warmest Warmest to Date 2017
Ties: 1999
Aug 1920–Apr 1921
9-Month
52.1°F
(11.2°C)
49.7°F
(9.8°C)
2.4°F
(1.4°C)
118th Coolest Coolest since: 1920 1918
8th Warmest Warmest to Date 2017
Ties: 1954, 2002
Jul 1920–Apr 1921
10-Month
54.6°F
(12.6°C)
52.6°F
(11.4°C)
2.0°F
(1.2°C)
115th Coolest Coolest since: 1920 1918
11th Warmest Warmest to Date 2012
Ties: 1939
Jun 1920–Apr 1921
11-Month
56.2°F
(13.4°C)
54.5°F
(12.5°C)
1.7°F
(0.9°C)
112th Coolest Coolest since: 1920 1918
14th Warmest Warmest to Date 2012, 2017
Ties: 1939, 1974
May 1920–Apr 1921
12-Month
56.8°F
(13.8°C)
55.3°F
(12.9°C)
1.5°F
(0.9°C)
106th Coolest Coolest since: 1920 1918
20th Warmest Warmest since: 1919 2012, 2017
Ties: 1919, 1922, 1981, 2011
Nov 1919–Apr 1921
18-Month
50.6°F
(10.3°C)
50.5°F
(10.3°C)
0.1°F
(0.0°C)
58th Coolest Coolest since: 1919 1979
67th Warmest Warmest since: 1920 2017
Ties: 1925, 1926, 1948, 1998, 2009
May 1919–Apr 1921
24-Month
55.7°F
(13.2°C)
55.4°F
(13.0°C)
0.3°F
(0.2°C)
78th Coolest Coolest since: 1920 1978
47th Warmest Warmest since: 1920 2017
Ties: 1898, 1920, 1950, 1967, 1973, 1990, 1993
May 1918–Apr 1921
36-Month
56.1°F
(13.4°C)
55.4°F
(13.0°C)
0.7°F
(0.4°C)
95th Coolest Coolest since: 1920 1979
29th Warmest Warmest to Date 2018
Ties: 1943, 1988, 2005
May 1917–Apr 1921
48-Month
55.0°F
(12.8°C)
55.4°F
(13.0°C)
-0.4°F
(-0.2°C)
31st Coolest Coolest since: 1920 1980
92nd Warmest Warmest since: 1917 2019
Ties: 1901, 1912, 1930, 1952, 1968, 1977, 1983
May 1916–Apr 1921
60-Month
55.0°F
(12.8°C)
55.3°F
(12.9°C)
-0.3°F
(-0.1°C)
31st Coolest Coolest since: 1920 1980, 1981
91st Warmest Warmest since: 1917 2020
Ties: 1900, 1913, 1914, 1929, 1961, 1977, 1986

Citing This Page

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