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 1966

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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Warmest/Coolest
Since
Record
August 1966
1-Month
70.8°F
(21.6°C)
73.4°F
(23.0°C)
-2.6°F
(-1.4°C)
15th Coolest Coolest since: 1950 1915
112th Warmest Warmest since: 1965 1947
Jul–Aug 1966
2-Month
74.6°F
(23.7°C)
74.4°F
(23.6°C)
0.2°F
(0.1°C)
70th Coolest Coolest since: 1965 1915
57th Warmest Warmest since: 1959 1936
Ties: 1909, 1923, 1969
Jun–Aug 1966
3-Month
73.4°F
(23.0°C)
73.4°F
(23.0°C)
0.0°F
(0.0°C)
57th Coolest Coolest since: 1965 1915
70th Warmest Warmest since: 1964 1936
Ties: 1948, 1977, 1978, 1986, 2001
May–Aug 1966
4-Month
69.6°F
(20.9°C)
70.7°F
(21.5°C)
-1.1°F
(-0.6°C)
28th Coolest Coolest since: 1961 1915
99th Warmest Warmest since: 1965 1934, 1936
Ties: 1928, 1951, 1971, 1985, 1989, 2008
Apr–Aug 1966
5-Month
65.5°F
(18.6°C)
66.8°F
(19.3°C)
-1.3°F
(-0.7°C)
18th Coolest Coolest since: 1961 1907
109th Warmest Warmest since: 1965 1934
Ties: 1897, 1926
Mar–Aug 1966
6-Month
61.5°F
(16.4°C)
62.3°F
(16.8°C)
-0.8°F
(-0.4°C)
35th Coolest Coolest since: 1965 1904, 1950, 1960
92nd Warmest Warmest since: 1964 2012
Ties: 1972, 2008
Feb–Aug 1966
7-Month
56.9°F
(13.8°C)
57.6°F
(14.2°C)
-0.7°F
(-0.4°C)
39th Coolest Coolest since: 1965 1904
88th Warmest Warmest since: 1964 2012
Ties: 1901, 1916, 1969, 1975, 1980, 1993, 1997
Jan–Aug 1966
8-Month
52.3°F
(11.3°C)
53.5°F
(11.9°C)
-1.2°F
(-0.6°C)
23rd Coolest Coolest since: 1963 1904, 1912
104th Warmest Warmest since: 1965 2012
Ties: 1950, 1951
Dec 1965–Aug 1966
9-Month
50.7°F
(10.4°C)
50.9°F
(10.5°C)
-0.2°F
(-0.1°C)
53rd Coolest Coolest since: 1965 1904
73rd Warmest Warmest since: 1964 2012
Ties: 1943, 1948, 1959, 1968, 1993
Nov 1965–Aug 1966
10-Month
50.0°F
(10.0°C)
49.9°F
(9.9°C)
0.1°F
(0.1°C)
68th Coolest Coolest since: 1965 1904
58th Warmest Warmest since: 1964 2012
Ties: 1959, 1975, 1989
Oct 1965–Aug 1966
11-Month
50.3°F
(10.2°C)
50.3°F
(10.2°C)
0.0°F
(0.0°C)
53rd Coolest Coolest since: 1965 1904
73rd Warmest Warmest since: 1964 2012
Ties: 1903, 1928, 1980
Sep 1965–Aug 1966
12-Month
51.6°F
(10.9°C)
51.6°F
(10.9°C)
0.0°F
(0.0°C)
54th Coolest Coolest since: 1965 1904
72nd Warmest Warmest since: 1964 2012
Ties: 1947, 1980
Mar 1965–Aug 1966
18-Month
54.8°F
(12.7°C)
55.2°F
(12.9°C)
-0.4°F
(-0.2°C)
42nd Coolest Coolest since: 1963 1904
84th Warmest Warmest since: 1965 2012
Ties: 1903, 1915, 1928, 1948, 1959, 1971, 1980, 1985
Sep 1964–Aug 1966
24-Month
51.4°F
(10.8°C)
51.7°F
(10.9°C)
-0.3°F
(-0.1°C)
47th Coolest Coolest since: 1963 1905
78th Warmest Warmest since: 1965 2017
Ties: 1897, 1910, 1945, 1958
Sep 1963–Aug 1966
36-Month
51.8°F
(11.0°C)
51.6°F
(10.9°C)
0.2°F
(0.1°C)
71st Coolest Coolest since: 1965 1979
53rd Warmest Warmest since: 1957 2018
Ties: 1948, 1973, 2016
Sep 1962–Aug 1966
48-Month
51.4°F
(10.8°C)
51.6°F
(10.9°C)
-0.2°F
(-0.1°C)
42nd Coolest Coolest since: 1965 1905
81st Warmest Warmest since: 1959 2019
Ties: 1909, 1951, 1952, 1953, 1973, 1984
Sep 1961–Aug 1966
60-Month
51.4°F
(10.8°C)
51.6°F
(10.9°C)
-0.2°F
(-0.1°C)
43rd Coolest Coolest since: 1965 1906
79th Warmest Warmest since: 1959 2020
Ties: 1914, 1917, 1951, 1968, 1984, 1996

Citing This Page

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