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 January 2021. For more information, please see Climatological Rankings.


Illinois

Average Temperature Rankings, August 1927

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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Warmest/Coolest
Since
Record
August 1927
1-Month
68.0°F
(20.0°C)
73.4°F
(23.0°C)
-5.4°F
(-3.0°C)
2nd Coolest Coolest since: 1915 1915
125th Warmest Warmest since: 1926 1947
Jul–Aug 1927
2-Month
70.8°F
(21.6°C)
74.4°F
(23.6°C)
-3.6°F
(-2.0°C)
6th Coolest Coolest since: 1915 1915
121st Warmest Warmest since: 1926 1936
Ties: 1992
Jun–Aug 1927
3-Month
69.6°F
(20.9°C)
73.4°F
(23.0°C)
-3.8°F
(-2.1°C)
2nd Coolest Coolest since: 1915 1915
125th Warmest Warmest since: 1926 1936
May–Aug 1927
4-Month
67.3°F
(19.6°C)
70.6°F
(21.4°C)
-3.3°F
(-1.8°C)
2nd Coolest Coolest since: 1915 1915
125th Warmest Warmest since: 1926 1934, 1936
Apr–Aug 1927
5-Month
64.2°F
(17.9°C)
66.8°F
(19.3°C)
-2.6°F
(-1.4°C)
5th Coolest Coolest since: 1917 1907
122nd Warmest Warmest since: 1926 1934
Mar–Aug 1927
6-Month
60.7°F
(15.9°C)
62.3°F
(16.8°C)
-1.6°F
(-0.9°C)
14th Coolest Coolest since: 1926 1904, 1950, 1960
113th Warmest Warmest since: 1925 2012
Ties: 1958
Feb–Aug 1927
7-Month
57.3°F
(14.1°C)
57.6°F
(14.2°C)
-0.3°F
(-0.1°C)
53rd Coolest Coolest since: 1926 1904
74th Warmest Warmest since: 1925 2012
Ties: 1910, 1968, 1984
Jan–Aug 1927
8-Month
53.2°F
(11.8°C)
53.6°F
(12.0°C)
-0.4°F
(-0.2°C)
53rd Coolest Coolest since: 1926 1904, 1912
74th Warmest Warmest since: 1925 2012
Ties: 1937, 1945, 1993
Dec 1926–Aug 1927
9-Month
50.3°F
(10.2°C)
50.9°F
(10.5°C)
-0.6°F
(-0.3°C)
42nd Coolest Coolest since: 1926 1904
84th Warmest Warmest since: 1925 2012
Ties: 1947
Nov 1926–Aug 1927
10-Month
48.8°F
(9.3°C)
49.8°F
(9.9°C)
-1.0°F
(-0.6°C)
25th Coolest Coolest since: 1926 1904
101st Warmest Warmest since: 1925 2012
Ties: 1977
Oct 1926–Aug 1927
11-Month
49.2°F
(9.6°C)
50.3°F
(10.2°C)
-1.1°F
(-0.6°C)
25th Coolest Coolest since: 1926 1904
101st Warmest Warmest since: 1925 2012
Ties: 1963
Sep 1926–Aug 1927
12-Month
50.7°F
(10.4°C)
51.7°F
(10.9°C)
-1.0°F
(-0.5°C)
27th Coolest Coolest since: 1926 1904
99th Warmest Warmest since: 1925 2012
Ties: 1929, 2015
Mar 1926–Aug 1927
18-Month
53.8°F
(12.1°C)
55.2°F
(12.9°C)
-1.4°F
(-0.8°C)
9th Coolest Coolest since: 1918 1904
117th Warmest Warmest since: 1926 2012
Ties: 1917
Sep 1925–Aug 1927
24-Month
50.4°F
(10.2°C)
51.6°F
(10.9°C)
-1.2°F
(-0.7°C)
8th Coolest Coolest since: 1918 1905
117th Warmest Warmest since: 1926 2017
Ties: 1951
Sep 1924–Aug 1927
36-Month
51.0°F
(10.6°C)
51.6°F
(10.9°C)
-0.6°F
(-0.3°C)
24th Coolest Coolest since: 1926 1979
100th Warmest Warmest since: 1925 2018
Ties: 1961, 1981
Sep 1923–Aug 1927
48-Month
50.8°F
(10.4°C)
51.6°F
(10.9°C)
-0.8°F
(-0.5°C)
14th Coolest Coolest since: 1920 1905
109th Warmest Warmest since: 1926 2019
Ties: 1961, 1971
Sep 1922–Aug 1927
60-Month
51.0°F
(10.6°C)
51.6°F
(10.9°C)
-0.6°F
(-0.3°C)
17th Coolest Coolest since: 1920 1906
105th Warmest Warmest since: 1926 2020
Ties: 1903, 1928, 1969

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published February 2021, retrieved on February 25, 2021 from https://www.ncdc.noaa.gov/cag/