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 1981

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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Warmest/Coolest
Since
Record
August 1981
1-Month
72.0°F
(22.2°C)
73.4°F
(23.0°C)
-1.4°F
(-0.8°C)
34th Coolest Coolest since: 1977 1915
93rd Warmest Warmest since: 1980 1947
Ties: 1907
Jul–Aug 1981
2-Month
73.4°F
(23.0°C)
74.5°F
(23.6°C)
-1.1°F
(-0.6°C)
35th Coolest Coolest since: 1979 1915
92nd Warmest Warmest since: 1980 1936
Ties: 1903, 1929, 1972
Jun–Aug 1981
3-Month
73.2°F
(22.9°C)
73.5°F
(23.1°C)
-0.3°F
(-0.2°C)
53rd Coolest Coolest since: 1979 1915
74th Warmest Warmest since: 1980 1936
Ties: 2008
May–Aug 1981
4-Month
69.4°F
(20.8°C)
70.6°F
(21.4°C)
-1.2°F
(-0.6°C)
24th Coolest Coolest since: 1976 1915
103rd Warmest Warmest since: 1980 1934, 1936
Ties: 1897, 1935, 1990
Apr–Aug 1981
5-Month
67.0°F
(19.4°C)
66.8°F
(19.3°C)
0.2°F
(0.1°C)
63rd Coolest Coolest since: 1979 1907
64th Warmest Warmest since: 1980 1934
Ties: 1916, 1956, 1985
Mar–Aug 1981
6-Month
62.7°F
(17.1°C)
62.3°F
(16.8°C)
0.4°F
(0.3°C)
72nd Coolest Coolest since: 1980 1904, 1950, 1960
55th Warmest Warmest since: 1977 2012
Ties: 1939
Feb–Aug 1981
7-Month
58.2°F
(14.6°C)
57.6°F
(14.2°C)
0.6°F
(0.4°C)
77th Coolest Coolest since: 1980 1904
50th Warmest Warmest since: 1977 2012
Ties: 1941
Jan–Aug 1981
8-Month
54.1°F
(12.3°C)
53.6°F
(12.0°C)
0.5°F
(0.3°C)
77th Coolest Coolest since: 1980 1904, 1912
50th Warmest Warmest since: 1976 2012
Ties: 1913, 1942
Dec 1980–Aug 1981
9-Month
51.5°F
(10.8°C)
50.9°F
(10.5°C)
0.6°F
(0.3°C)
79th Coolest Coolest since: 1980 1904
47th Warmest Warmest since: 1976 2012
Ties: 1925
Nov 1980–Aug 1981
10-Month
50.5°F
(10.3°C)
49.9°F
(9.9°C)
0.6°F
(0.4°C)
85th Coolest Coolest since: 1980 1904
41st Warmest Warmest since: 1976 2012
Ties: 1925, 2011
Oct 1980–Aug 1981
11-Month
50.5°F
(10.3°C)
50.3°F
(10.2°C)
0.2°F
(0.1°C)
68th Coolest Coolest since: 1980 1904
58th Warmest Warmest since: 1976 2012
Ties: 1909, 1959, 2013
Sep 1980–Aug 1981
12-Month
52.0°F
(11.1°C)
51.7°F
(10.9°C)
0.3°F
(0.2°C)
75th Coolest Coolest since: 1980 1904
51st Warmest Warmest since: 1976 2012
Ties: 1909, 1935, 2008
Mar 1980–Aug 1981
18-Month
55.5°F
(13.1°C)
55.2°F
(12.9°C)
0.3°F
(0.2°C)
73rd Coolest Coolest since: 1980 1904
53rd Warmest Warmest since: 1976 2012
Ties: 1901, 1909, 1933, 1943, 1946
Sep 1979–Aug 1981
24-Month
51.8°F
(11.0°C)
51.7°F
(10.9°C)
0.1°F
(0.1°C)
70th Coolest Coolest since: 1980 1905
55th Warmest Warmest since: 1976 2017
Ties: 1941, 1947, 1965, 1972
Sep 1978–Aug 1981
36-Month
51.0°F
(10.6°C)
51.6°F
(10.9°C)
-0.6°F
(-0.3°C)
24th Coolest Coolest since: 1980 1979
100th Warmest Warmest since: 1977 2018
Ties: 1927, 1961
Sep 1977–Aug 1981
48-Month
50.5°F
(10.3°C)
51.6°F
(10.9°C)
-1.1°F
(-0.6°C)
9th Coolest Coolest since: 1980 1905
114th Warmest Warmest since: 1978 2019
Sep 1976–Aug 1981
60-Month
50.4°F
(10.2°C)
51.6°F
(10.9°C)
-1.2°F
(-0.7°C)
6th Coolest Coolest since: 1908 1906
116th Warmest Warmest since: 1980 2020

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published January 2021, retrieved on January 26, 2021 from https://www.ncdc.noaa.gov/cag/