Climate at a Glance

Divisional 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 August 2020. For more information, please see Climatological Rankings.


Illinois, Climate Division 8. Southwest

Average Temperature Rankings, July 1979

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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Warmest/Coolest
Since
Record
July 1979
1-Month
76.8°F
(24.9°C)
77.9°F
(25.5°C)
-1.1°F
(-0.6°C)
41st Coolest Coolest since: 1975 2014
86th Warmest Warmest since: 1978 2012
Ties: 1900
Jun–Jul 1979
2-Month
75.4°F
(24.1°C)
76.0°F
(24.4°C)
-0.6°F
(-0.3°C)
48th Coolest Coolest since: 1976 1904, 1927
79th Warmest Warmest since: 1978 1934
Ties: 1899, 1926, 1955, 1962, 1995, 2001, 2007
May–Jul 1979
3-Month
71.2°F
(21.8°C)
72.3°F
(22.4°C)
-1.1°F
(-0.6°C)
30th Coolest Coolest since: 1976 1924
97th Warmest Warmest since: 1978 1934
Ties: 1909, 1958
Apr–Jul 1979
4-Month
66.8°F
(19.3°C)
68.0°F
(20.0°C)
-1.2°F
(-0.7°C)
17th Coolest Coolest since: 1976 1907
110th Warmest Warmest since: 1978 2012
Ties: 1897, 1927, 1940, 1989
Mar–Jul 1979
5-Month
62.3°F
(16.8°C)
63.3°F
(17.4°C)
-1.0°F
(-0.6°C)
27th Coolest Coolest since: 1971 1960
100th Warmest Warmest since: 1978 2012
Ties: 1899, 1900, 1937
Feb–Jul 1979
6-Month
56.0°F
(13.3°C)
58.7°F
(14.8°C)
-2.7°F
(-1.5°C)
9th Coolest Coolest since: 1978 1947
118th Warmest Warmest since: 1977 2012
Jan–Jul 1979
7-Month
50.6°F
(10.3°C)
54.6°F
(12.6°C)
-4.0°F
(-2.3°C)
2nd Coolest Coolest since: 1912 1912
125th Warmest Warmest since: 1978 2012
Dec 1978–Jul 1979
8-Month
48.7°F
(9.3°C)
52.2°F
(11.2°C)
-3.5°F
(-1.9°C)
2nd Coolest Coolest since: 1978 1978
124th Warmest Warmest since: 1977 2012
Ties: 1904
Nov 1978–Jul 1979
9-Month
48.5°F
(9.2°C)
51.3°F
(10.7°C)
-2.8°F
(-1.5°C)
5th Coolest Coolest since: 1978 1904, 1912
121st Warmest Warmest since: 1977 2012
Oct 1978–Jul 1979
10-Month
49.2°F
(9.6°C)
52.0°F
(11.1°C)
-2.8°F
(-1.5°C)
5th Coolest Coolest since: 1978 1904, 1912
121st Warmest Warmest since: 1977 2012
Sep 1978–Jul 1979
11-Month
51.2°F
(10.7°C)
53.5°F
(11.9°C)
-2.3°F
(-1.2°C)
6th Coolest Coolest since: 1978 1904
120th Warmest Warmest since: 1977 2012
Aug 1978–Jul 1979
12-Month
53.2°F
(11.8°C)
55.4°F
(13.0°C)
-2.2°F
(-1.2°C)
6th Coolest Coolest since: 1978 1904
120th Warmest Warmest since: 1977 2012
Feb 1978–Jul 1979
18-Month
54.0°F
(12.2°C)
56.4°F
(13.6°C)
-2.4°F
(-1.4°C)
1st Coolest Coolest since: 1918 1918, 1979
125th Warmest Warmest since: 1978 2012
Ties: 1918
Aug 1977–Jul 1979
24-Month
53.0°F
(11.7°C)
55.3°F
(12.9°C)
-2.3°F
(-1.2°C)
1st Coolest Coolest to Date 1979
124th Warmest Warmest since: 1978 2017
Aug 1976–Jul 1979
36-Month
53.2°F
(11.8°C)
55.4°F
(13.0°C)
-2.2°F
(-1.2°C)
1st Coolest Coolest to Date 1979
123rd Warmest Warmest since: 1978 2018
Aug 1975–Jul 1979
48-Month
53.9°F
(12.2°C)
55.3°F
(12.9°C)
-1.4°F
(-0.7°C)
2nd Coolest Coolest since: 1905 1980
121st Warmest Warmest since: 1978 2019
Ties: 1905
Aug 1974–Jul 1979
60-Month
54.1°F
(12.3°C)
55.4°F
(13.0°C)
-1.3°F
(-0.7°C)
3rd Coolest Coolest since: 1906 1906, 1980
119th Warmest Warmest since: 1978 2020
Ties: 1981, 1982

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Divisional Time Series, published September 2020, retrieved on September 26, 2020 from https://www.ncdc.noaa.gov/cag/