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


Illinois

Average Temperature Rankings, July 1966

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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Warmest/Coolest
Since
Record
July 1966
1-Month
78.5°F
(25.8°C)
75.6°F
(24.2°C)
2.9°F
(1.6°C)
113th Coolest Coolest since: 1965 2009, 2014
14th Warmest Warmest since: 1955 1936
Jun–Jul 1966
2-Month
74.8°F
(23.8°C)
73.5°F
(23.1°C)
1.3°F
(0.7°C)
95th Coolest Coolest since: 1965 1915
32nd Warmest Warmest since: 1954 1934
May–Jul 1966
3-Month
69.2°F
(20.7°C)
69.7°F
(20.9°C)
-0.5°F
(-0.2°C)
49th Coolest Coolest since: 1961 1924
78th Warmest Warmest since: 1965 1934
Ties: 1925, 1926
Apr–Jul 1966
4-Month
64.1°F
(17.8°C)
65.1°F
(18.4°C)
-1.0°F
(-0.6°C)
25th Coolest Coolest since: 1961 1907
102nd Warmest Warmest since: 1965 1934
Mar–Jul 1966
5-Month
59.7°F
(15.4°C)
60.1°F
(15.6°C)
-0.4°F
(-0.2°C)
48th Coolest Coolest since: 1965 1960
79th Warmest Warmest since: 1964 2012
Ties: 1980
Feb–Jul 1966
6-Month
54.5°F
(12.5°C)
54.9°F
(12.7°C)
-0.4°F
(-0.2°C)
50th Coolest Coolest since: 1965 1947
77th Warmest Warmest since: 1964 2012
Ties: 1968
Jan–Jul 1966
7-Month
49.7°F
(9.8°C)
50.7°F
(10.4°C)
-1.0°F
(-0.6°C)
29th Coolest Coolest since: 1963 1912
98th Warmest Warmest since: 1965 2012
Ties: 1936, 1969, 1972, 1984, 2003
Dec 1965–Jul 1966
8-Month
48.1°F
(8.9°C)
48.0°F
(8.9°C)
0.1°F
(0.0°C)
67th Coolest Coolest since: 1965 1904
59th Warmest Warmest since: 1964 2012
Ties: 1927, 1956, 1964, 1975
Nov 1965–Jul 1966
9-Month
47.7°F
(8.7°C)
47.3°F
(8.5°C)
0.4°F
(0.2°C)
75th Coolest Coolest since: 1965 1904
51st Warmest Warmest since: 1964 2012
Ties: 1913, 1964
Oct 1965–Jul 1966
10-Month
48.3°F
(9.1°C)
48.0°F
(8.9°C)
0.3°F
(0.2°C)
70th Coolest Coolest since: 1965 1904
56th Warmest Warmest since: 1964 2012
Ties: 1950, 2013
Sep 1965–Jul 1966
11-Month
49.9°F
(9.9°C)
49.7°F
(9.8°C)
0.2°F
(0.1°C)
67th Coolest Coolest since: 1965 1904
59th Warmest Warmest since: 1964 2012
Ties: 1928, 1948
Aug 1965–Jul 1966
12-Month
51.7°F
(10.9°C)
51.6°F
(10.9°C)
0.1°F
(0.0°C)
59th Coolest Coolest since: 1965 1904
67th Warmest Warmest since: 1964 2012
Ties: 1956, 1973
Feb 1965–Jul 1966
18-Month
52.5°F
(11.4°C)
52.7°F
(11.5°C)
-0.2°F
(-0.1°C)
54th Coolest Coolest since: 1963 1918
72nd Warmest Warmest since: 1965 2012
Ties: 1896, 1973
Aug 1964–Jul 1966
24-Month
51.4°F
(10.8°C)
51.6°F
(10.9°C)
-0.2°F
(-0.1°C)
44th Coolest Coolest since: 1963 1905
81st Warmest Warmest since: 1965 2017
Ties: 1902, 1910, 1958, 1967, 1977
Aug 1963–Jul 1966
36-Month
51.8°F
(11.0°C)
51.6°F
(10.9°C)
0.2°F
(0.1°C)
72nd Coolest Coolest since: 1965 1979
52nd Warmest Warmest since: 1957 2018
Ties: 1898, 1931, 1946, 1948, 1973, 1975
Aug 1962–Jul 1966
48-Month
51.5°F
(10.8°C)
51.6°F
(10.9°C)
-0.1°F
(-0.1°C)
47th Coolest Coolest since: 1965 1905, 1980
76th Warmest Warmest since: 1959 2019
Ties: 1901, 1914, 1947, 1959, 1983
Aug 1961–Jul 1966
60-Month
51.4°F
(10.8°C)
51.6°F
(10.9°C)
-0.2°F
(-0.1°C)
41st Coolest Coolest since: 1965 1906
81st Warmest Warmest since: 1959 2020
Ties: 1915, 1917, 1921, 1926, 1951, 1967, 1984

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published May 2021, retrieved on May 12, 2021 from https://www.ncdc.noaa.gov/cag/