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 2020. For more information, please see Climatological Rankings.


Illinois

Average Temperature Rankings, August 1941

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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Warmest/Coolest
Since
Record
August 1941
1-Month
75.3°F
(24.1°C)
73.4°F
(23.0°C)
1.9°F
(1.1°C)
103rd Coolest Coolest since: 1940 1915
24th Warmest Warmest since: 1938 1947
Ties: 2003
Jul–Aug 1941
2-Month
75.8°F
(24.3°C)
74.5°F
(23.6°C)
1.3°F
(0.7°C)
99th Coolest Coolest since: 1940 1915
28th Warmest Warmest since: 1938 1936
Ties: 1949, 1959, 1987, 1993, 2007
Jun–Aug 1941
3-Month
74.7°F
(23.7°C)
73.5°F
(23.1°C)
1.2°F
(0.6°C)
96th Coolest Coolest since: 1940 1915
31st Warmest Warmest since: 1936 1936
Ties: 1955, 2007
May–Aug 1941
4-Month
72.5°F
(22.5°C)
70.6°F
(21.4°C)
1.9°F
(1.1°C)
108th Coolest Coolest since: 1940 1915
19th Warmest Warmest since: 1936 1934, 1936
Ties: 1949
Apr–Aug 1941
5-Month
69.2°F
(20.7°C)
66.8°F
(19.3°C)
2.4°F
(1.4°C)
116th Coolest Coolest since: 1940 1907
11th Warmest Warmest since: 1936 1934
Mar–Aug 1941
6-Month
63.5°F
(17.5°C)
62.3°F
(16.8°C)
1.2°F
(0.7°C)
102nd Coolest Coolest since: 1940 1904, 1950, 1960
25th Warmest Warmest since: 1938 2012
Ties: 1911, 1922, 1930, 1933, 1995, 2000, 2017
Feb–Aug 1941
7-Month
58.2°F
(14.6°C)
57.6°F
(14.2°C)
0.6°F
(0.4°C)
77th Coolest Coolest since: 1940 1904
50th Warmest Warmest since: 1938 2012
Ties: 1981
Jan–Aug 1941
8-Month
54.5°F
(12.5°C)
53.5°F
(11.9°C)
1.0°F
(0.6°C)
85th Coolest Coolest since: 1940 1904, 1912
42nd Warmest Warmest since: 1939 2012
Ties: 1922, 1976
Dec 1940–Aug 1941
9-Month
52.3°F
(11.3°C)
50.9°F
(10.5°C)
1.4°F
(0.8°C)
98th Coolest Coolest since: 1940 1904
28th Warmest Warmest since: 1938 2012
Ties: 1914, 1931
Nov 1940–Aug 1941
10-Month
50.9°F
(10.5°C)
49.9°F
(9.9°C)
1.0°F
(0.6°C)
93rd Coolest Coolest since: 1940 1904
33rd Warmest Warmest since: 1939 2012
Ties: 1896, 1922, 1933
Oct 1940–Aug 1941
11-Month
51.6°F
(10.9°C)
50.3°F
(10.2°C)
1.3°F
(0.7°C)
99th Coolest Coolest since: 1940 1904
27th Warmest Warmest since: 1939 2012
Ties: 2020
Sep 1940–Aug 1941
12-Month
52.7°F
(11.5°C)
51.6°F
(10.9°C)
1.1°F
(0.6°C)
97th Coolest Coolest since: 1940 1904
29th Warmest Warmest since: 1939 2012
Ties: 1919, 1931
Mar 1940–Aug 1941
18-Month
55.6°F
(13.1°C)
55.2°F
(12.9°C)
0.4°F
(0.2°C)
78th Coolest Coolest since: 1940 1904
48th Warmest Warmest since: 1939 2012
Ties: 1896, 1938, 1947, 1976
Sep 1939–Aug 1941
24-Month
51.8°F
(11.0°C)
51.6°F
(10.9°C)
0.2°F
(0.1°C)
70th Coolest Coolest since: 1937 1905
55th Warmest Warmest since: 1940 2017
Ties: 1947, 1965, 1972, 1981
Sep 1938–Aug 1941
36-Month
52.3°F
(11.3°C)
51.6°F
(10.9°C)
0.7°F
(0.4°C)
88th Coolest Coolest since: 1940 1979
36th Warmest Warmest since: 1939 2018
Ties: 1942, 2003
Sep 1937–Aug 1941
48-Month
52.3°F
(11.3°C)
51.6°F
(10.9°C)
0.7°F
(0.4°C)
89th Coolest Coolest since: 1940 1905
34th Warmest Warmest since: 1935 2019
Ties: 1944, 2004, 2010
Sep 1936–Aug 1941
60-Month
52.2°F
(11.2°C)
51.6°F
(10.9°C)
0.6°F
(0.3°C)
81st Coolest Coolest since: 1940 1906
41st Warmest Warmest since: 1938 2020
Ties: 1938, 1988, 1993

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published January 2021, retrieved on January 28, 2021 from https://www.ncdc.noaa.gov/cag/