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


Illinois, Climate Division 3. West

Average Temperature Rankings, August 2019

View Period (Months):All1234567891011121824364860
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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Warmest/Coolest
Since
Record
August 2019
1-Month
72.4°F
(22.4°C)
73.6°F
(23.1°C)
-1.2°F
(-0.7°C)
36th Coolest Coolest since: 2017 1915
91st Warmest Warmest since: 2018 1947
Ties: 1912, 1951
Jul–Aug 2019
2-Month
75.2°F
(24.0°C)
74.9°F
(23.8°C)
0.3°F
(0.2°C)
87th Coolest Coolest since: 2018 1915
40th Warmest Warmest since: 2012 1936
Ties: 1909, 1923, 1928
Jun–Aug 2019
3-Month
73.8°F
(23.2°C)
73.7°F
(23.2°C)
0.1°F
(0.0°C)
66th Coolest Coolest since: 2017 1915
61st Warmest Warmest since: 2018 1936
Ties: 1964
May–Aug 2019
4-Month
70.7°F
(21.5°C)
70.9°F
(21.6°C)
-0.2°F
(-0.1°C)
61st Coolest Coolest since: 2017 1915
66th Warmest Warmest since: 2018 1934
Ties: 2000
Apr–Aug 2019
5-Month
66.9°F
(19.4°C)
67.0°F
(19.4°C)
-0.1°F
(0.0°C)
59th Coolest Coolest since: 2014 1907
68th Warmest Warmest since: 2018 1934
Ties: 1912, 1985, 2000
Mar–Aug 2019
6-Month
61.9°F
(16.6°C)
62.3°F
(16.8°C)
-0.4°F
(-0.2°C)
44th Coolest Coolest since: 2014 1950
83rd Warmest Warmest since: 2018 2012
Ties: 1935, 1943
Feb–Aug 2019
7-Month
56.7°F
(13.7°C)
57.4°F
(14.1°C)
-0.7°F
(-0.4°C)
42nd Coolest Coolest since: 2015 1904
85th Warmest Warmest since: 2018 2012
Jan–Aug 2019
8-Month
52.5°F
(11.4°C)
53.2°F
(11.8°C)
-0.7°F
(-0.4°C)
41st Coolest Coolest since: 2015 1904
86th Warmest Warmest since: 2018 2012
Ties: 1897, 1962, 2003
Dec 2018–Aug 2019
9-Month
50.4°F
(10.2°C)
50.5°F
(10.3°C)
-0.1°F
(-0.1°C)
67th Coolest Coolest since: 2015 1904
59th Warmest Warmest since: 2018 2012
Ties: 1897, 1935, 1964, 1968, 1974, 2011, 2013
Nov 2018–Aug 2019
10-Month
48.8°F
(9.3°C)
49.5°F
(9.7°C)
-0.7°F
(-0.4°C)
41st Coolest Coolest since: 2015 1904
85th Warmest Warmest since: 2018 2012
Ties: 1936, 1945, 1950
Oct 2018–Aug 2019
11-Month
49.1°F
(9.5°C)
49.9°F
(9.9°C)
-0.8°F
(-0.4°C)
34th Coolest Coolest since: 2015 1904
92nd Warmest Warmest since: 2018 2012
Ties: 1971, 2001
Sep 2018–Aug 2019
12-Month
50.8°F
(10.4°C)
51.2°F
(10.7°C)
-0.4°F
(-0.3°C)
45th Coolest Coolest since: 2015 1904
81st Warmest Warmest since: 2018 2012
Ties: 1903, 1945, 2003
Mar 2018–Aug 2019
18-Month
55.0°F
(12.8°C)
55.0°F
(12.8°C)
0.0°F
(0.0°C)
68th Coolest Coolest since: 2015 1904
58th Warmest Warmest since: 2018 2012
Ties: 1898, 1913, 1972, 2010
Sep 2017–Aug 2019
24-Month
51.5°F
(10.8°C)
51.2°F
(10.7°C)
0.3°F
(0.1°C)
78th Coolest Coolest since: 2015 1979
47th Warmest Warmest since: 2018 2017
Ties: 1909, 1947, 1948, 1976, 1998
Sep 2016–Aug 2019
36-Month
52.5°F
(11.4°C)
51.2°F
(10.7°C)
1.3°F
(0.7°C)
110th Coolest Coolest since: 2016 1979
14th Warmest Warmest since: 2018 2018
Ties: 1935, 2001, 2002
Sep 2015–Aug 2019
48-Month
53.1°F
(11.7°C)
51.3°F
(10.7°C)
1.8°F
(1.0°C)
121st Coolest Coolest since: 2018 1905
2nd Warmest Warmest since: 1934 1934
Sep 2014–Aug 2019
60-Month
52.5°F
(11.4°C)
51.2°F
(10.7°C)
1.3°F
(0.7°C)
115th Coolest Coolest since: 2018 1906
7th Warmest Warmest since: 2008 1934, 1935
Ties: 1957, 2008

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Divisional Time Series, published January 2021, retrieved on January 19, 2021 from https://www.ncdc.noaa.gov/cag/