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 2021. For more information, please see Climatological Rankings.


Illinois, Climate Division 8. Southwest

Average Temperature Rankings, March 2021

View Period (Months):All1234567891011121824364860
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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Warmest/Coolest
Since
Record
March 2021
1-Month
51.2°F
(10.7°C)
44.6°F
(7.0°C)
6.6°F
(3.7°C)
117th Coolest Coolest since: 2020 1960
11th Warmest Warmest since: 2016 2012
Ties: 1935
Feb–Mar 2021
2-Month
39.0°F
(3.9°C)
39.7°F
(4.3°C)
-0.7°F
(-0.4°C)
49th Coolest Coolest since: 2015 1899, 1978
79th Warmest Warmest since: 2020 2012
Ties: 1920, 1950, 1962, 1963, 1964, 1984
Jan–Mar 2021
3-Month
37.5°F
(3.1°C)
36.8°F
(2.7°C)
0.7°F
(0.4°C)
75th Coolest Coolest since: 2019 1978
53rd Warmest Warmest since: 2020 2012
Ties: 1928
Dec 2020–Mar 2021
4-Month
37.4°F
(3.0°C)
36.3°F
(2.4°C)
1.1°F
(0.6°C)
78th Coolest Coolest since: 2018 1978
49th Warmest Warmest since: 2020 2012
Ties: 1942, 1955
Nov 2020–Mar 2021
5-Month
40.0°F
(4.4°C)
38.0°F
(3.3°C)
2.0°F
(1.1°C)
99th Coolest Coolest since: 2019 1912, 1978
28th Warmest Warmest since: 2020 2012
Ties: 1938
Oct 2020–Mar 2021
6-Month
42.6°F
(5.9°C)
41.3°F
(5.2°C)
1.3°F
(0.7°C)
92nd Coolest Coolest since: 2019 1978
35th Warmest Warmest since: 2020 2012
Sep 2020–Mar 2021
7-Month
46.3°F
(7.9°C)
45.2°F
(7.3°C)
1.1°F
(0.6°C)
89th Coolest Coolest since: 2019 1977
38th Warmest Warmest since: 2020 1932
Ties: 1919, 1934, 1990, 2018
Aug 2020–Mar 2021
8-Month
49.9°F
(9.9°C)
49.1°F
(9.5°C)
0.8°F
(0.4°C)
85th Coolest Coolest since: 2019 1977
42nd Warmest Warmest since: 2020 1932, 2017
Ties: 1925, 1931, 1937, 2019
Jul 2020–Mar 2021
9-Month
53.3°F
(11.8°C)
52.3°F
(11.3°C)
1.0°F
(0.5°C)
92nd Coolest Coolest since: 2019 1977
35th Warmest Warmest since: 2020 1932, 2012
Ties: 1909, 1914, 1938, 1946, 1957, 2013
Jun 2020–Mar 2021
10-Month
55.5°F
(13.1°C)
54.4°F
(12.4°C)
1.1°F
(0.7°C)
97th Coolest Coolest since: 2019 1977
30th Warmest Warmest since: 2020 2012
Ties: 1923, 1931, 1981, 1995, 2011, 2013, 2019
May 2020–Mar 2021
11-Month
56.2°F
(13.4°C)
55.3°F
(12.9°C)
0.9°F
(0.5°C)
84th Coolest Coolest since: 2018 1977
43rd Warmest Warmest since: 2020 2012
Ties: 1901, 1988, 1991
Apr 2020–Mar 2021
12-Month
56.0°F
(13.3°C)
55.4°F
(13.0°C)
0.6°F
(0.3°C)
77th Coolest Coolest since: 2015 1918, 1977
50th Warmest Warmest since: 2020 2012
Ties: 1933, 1945, 1949, 1989
Oct 2019–Mar 2021
18-Month
51.8°F
(11.0°C)
50.6°F
(10.3°C)
1.2°F
(0.7°C)
103rd Coolest Coolest since: 2019 1979
23rd Warmest Warmest since: 2020 2017
Ties: 1953, 1987
Apr 2019–Mar 2021
24-Month
56.7°F
(13.7°C)
55.3°F
(12.9°C)
1.4°F
(0.8°C)
109th Coolest Coolest since: 2019 1978
17th Warmest Warmest since: 2020 2017
Ties: 1923, 1956
Apr 2018–Mar 2021
36-Month
56.7°F
(13.7°C)
55.4°F
(13.0°C)
1.3°F
(0.7°C)
109th Coolest Coolest since: 2016 1979
16th Warmest Warmest since: 2020 2018
Ties: 1939, 2001, 2014
Apr 2017–Mar 2021
48-Month
56.6°F
(13.7°C)
55.3°F
(12.9°C)
1.3°F
(0.8°C)
110th Coolest Coolest since: 2017 1980
14th Warmest Warmest since: 2020 2019
Apr 2016–Mar 2021
60-Month
57.1°F
(13.9°C)
55.3°F
(12.9°C)
1.8°F
(1.0°C)
120th Coolest Coolest since: 2019 1981
3rd Warmest Warmest since: 2020 2020

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Divisional Time Series, published July 2021, retrieved on August 5, 2021 from https://www.ncdc.noaa.gov/cag/