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 January 2020. For more information, please see Climatological Rankings.


Illinois, Climate Division 6. West Southwest

Average Temperature Rankings, July 1999

View Period (Months):All1234567891011121824364860
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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Warmest/Coolest
Since
Record
July 1999
1-Month
79.2°F
(26.2°C)
76.8°F
(24.9°C)
2.4°F
(1.3°C)
110th Coolest Coolest since: 1998 2014
16th Warmest Warmest since: 1983 1936
Ties: 1913
Jun–Jul 1999
2-Month
76.0°F
(24.4°C)
74.7°F
(23.7°C)
1.3°F
(0.7°C)
97th Coolest Coolest since: 1998 1915
29th Warmest Warmest since: 1991 1934
Ties: 1966, 1988
May–Jul 1999
3-Month
72.2°F
(22.3°C)
70.9°F
(21.6°C)
1.3°F
(0.7°C)
95th Coolest Coolest since: 1997 1924
31st Warmest Warmest since: 1998 1934
Ties: 1922
Apr–Jul 1999
4-Month
68.1°F
(20.1°C)
66.5°F
(19.2°C)
1.6°F
(0.9°C)
103rd Coolest Coolest since: 1998 1907
23rd Warmest Warmest since: 1991 1934
Ties: 1911
Mar–Jul 1999
5-Month
62.4°F
(16.9°C)
61.5°F
(16.4°C)
0.9°F
(0.5°C)
86th Coolest Coolest since: 1997 1960
40th Warmest Warmest since: 1998 2012
Ties: 1949, 1974
Feb–Jul 1999
6-Month
58.6°F
(14.8°C)
56.5°F
(13.6°C)
2.1°F
(1.2°C)
110th Coolest Coolest since: 1997 1904, 1947
16th Warmest Warmest since: 1998 2012
Ties: 1925, 2000
Jan–Jul 1999
7-Month
54.0°F
(12.2°C)
52.2°F
(11.2°C)
1.8°F
(1.0°C)
103rd Coolest Coolest since: 1997 1912
23rd Warmest Warmest since: 1998 2012
Ties: 1925, 1955, 1964
Dec 1998–Jul 1999
8-Month
51.8°F
(11.0°C)
49.7°F
(9.8°C)
2.1°F
(1.2°C)
110th Coolest Coolest since: 1997 1904
15th Warmest Warmest since: 1998 2012
Ties: 1919, 2005
Nov 1998–Jul 1999
9-Month
51.2°F
(10.7°C)
48.8°F
(9.3°C)
2.4°F
(1.4°C)
113th Coolest Coolest since: 1998 1904
12th Warmest Warmest since: 1991 2012
Ties: 2005
Oct 1998–Jul 1999
10-Month
51.8°F
(11.0°C)
49.5°F
(9.7°C)
2.3°F
(1.3°C)
114th Coolest Coolest since: 1998 1904
11th Warmest Warmest since: 1991 2012
Ties: 2005
Sep 1998–Jul 1999
11-Month
53.7°F
(12.1°C)
51.2°F
(10.7°C)
2.5°F
(1.4°C)
117th Coolest Coolest since: 1998 1904
8th Warmest Warmest since: 1991 2012
Ties: 1991
Aug 1998–Jul 1999
12-Month
55.5°F
(13.1°C)
53.1°F
(11.7°C)
2.4°F
(1.4°C)
117th Coolest Coolest since: 1998 1904
8th Warmest Warmest since: 1954 2012
Feb 1998–Jul 1999
18-Month
56.7°F
(13.7°C)
54.3°F
(12.4°C)
2.4°F
(1.3°C)
122nd Coolest Coolest since: 1998 1918
3rd Warmest Warmest since: 1954 2012, 2017
Ties: 1954
Aug 1997–Jul 1999
24-Month
55.1°F
(12.8°C)
53.1°F
(11.7°C)
2.0°F
(1.1°C)
116th Coolest Coolest since: 1998 1905
8th Warmest Warmest since: 1955 2017
Ties: 1954, 2006
Aug 1996–Jul 1999
36-Month
54.0°F
(12.2°C)
53.1°F
(11.7°C)
0.9°F
(0.5°C)
101st Coolest Coolest since: 1998 1979
22nd Warmest Warmest since: 1992 2018
Ties: 1935, 1943, 1987, 1988, 2004
Aug 1995–Jul 1999
48-Month
53.5°F
(11.9°C)
53.1°F
(11.7°C)
0.4°F
(0.2°C)
78th Coolest Coolest since: 1998 1905
44th Warmest Warmest since: 1994 2019
Ties: 1936, 1937, 1943, 1974, 1994, 2011, 2015
Aug 1994–Jul 1999
60-Month
53.6°F
(12.0°C)
53.1°F
(11.7°C)
0.5°F
(0.3°C)
80th Coolest Coolest since: 1998 1906
41st Warmest Warmest since: 1993 2002
Ties: 1938, 1945, 1946, 1959, 1988, 1993, 2015

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Divisional Time Series, published February 2020, retrieved on February 16, 2020 from https://www.ncdc.noaa.gov/cag/