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 September 2019. For more information, please see Climatological Rankings.


Illinois

Average Temperature Rankings, July 1921

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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Warmest/Coolest
Since
Record
July 1921
1-Month
79.6°F
(26.4°C)
75.6°F
(24.2°C)
4.0°F
(2.2°C)
118th Coolest Coolest since: 1920 2009, 2014
8th Warmest Warmest since: 1916 1936
Jun–Jul 1921
2-Month
77.6°F
(25.3°C)
73.5°F
(23.1°C)
4.1°F
(2.2°C)
123rd Coolest Coolest since: 1920 1915
3rd Warmest Warmest since: 1901 1934
May–Jul 1921
3-Month
73.1°F
(22.8°C)
69.7°F
(20.9°C)
3.4°F
(1.9°C)
119th Coolest Coolest since: 1920 1924
7th Warmest Warmest to Date 1934
Apr–Jul 1921
4-Month
68.4°F
(20.2°C)
65.1°F
(18.4°C)
3.3°F
(1.8°C)
120th Coolest Coolest since: 1920 1907
6th Warmest Warmest to Date 1934
Mar–Jul 1921
5-Month
64.4°F
(18.0°C)
60.1°F
(15.6°C)
4.3°F
(2.4°C)
124th Coolest Coolest since: 1920 1960
2nd Warmest Warmest to Date 2012
Feb–Jul 1921
6-Month
59.5°F
(15.3°C)
54.9°F
(12.7°C)
4.6°F
(2.6°C)
124th Coolest Coolest since: 1920 1947
2nd Warmest Warmest to Date 2012
Jan–Jul 1921
7-Month
55.6°F
(13.1°C)
50.7°F
(10.4°C)
4.9°F
(2.7°C)
124th Coolest Coolest since: 1920 1912
2nd Warmest Warmest to Date 2012
Dec 1920–Jul 1921
8-Month
52.6°F
(11.4°C)
48.1°F
(8.9°C)
4.5°F
(2.5°C)
123rd Coolest Coolest since: 1920 1904
2nd Warmest Warmest to Date 2012
Nov 1920–Jul 1921
9-Month
51.0°F
(10.6°C)
47.2°F
(8.4°C)
3.8°F
(2.2°C)
121st Coolest Coolest since: 1920 1904
4th Warmest Warmest to Date 2012
Oct 1920–Jul 1921
10-Month
51.8°F
(11.0°C)
47.9°F
(8.8°C)
3.9°F
(2.2°C)
122nd Coolest Coolest since: 1920 1904
3rd Warmest Warmest to Date 2012
Sep 1920–Jul 1921
11-Month
53.4°F
(11.9°C)
49.7°F
(9.8°C)
3.7°F
(2.1°C)
122nd Coolest Coolest since: 1920 1904
3rd Warmest Warmest to Date 2012
Ties: 2016
Aug 1920–Jul 1921
12-Month
54.9°F
(12.7°C)
51.7°F
(10.9°C)
3.2°F
(1.8°C)
121st Coolest Coolest since: 1920 1904
4th Warmest Warmest to Date 2012
Ties: 2016
Feb 1920–Jul 1921
18-Month
54.4°F
(12.4°C)
52.7°F
(11.5°C)
1.7°F
(0.9°C)
107th Coolest Coolest since: 1920 1918
18th Warmest Warmest to Date 2012
Ties: 1931, 1988
Aug 1919–Jul 1921
24-Month
52.4°F
(11.3°C)
51.6°F
(10.9°C)
0.8°F
(0.4°C)
93rd Coolest Coolest since: 1920 1905
31st Warmest Warmest since: 1914 2017
Ties: 1923, 1956
Aug 1918–Jul 1921
36-Month
52.7°F
(11.5°C)
51.6°F
(10.9°C)
1.1°F
(0.6°C)
101st Coolest Coolest since: 1920 1979
22nd Warmest Warmest to Date 2018
Ties: 1988
Aug 1917–Jul 1921
48-Month
51.7°F
(10.9°C)
51.6°F
(10.9°C)
0.1°F
(0.0°C)
57th Coolest Coolest since: 1920 1905, 1980
65th Warmest Warmest since: 1916 2019
Ties: 1931, 1938, 1946, 1948, 1995, 2016
Aug 1916–Jul 1921
60-Month
51.4°F
(10.8°C)
51.6°F
(10.9°C)
-0.2°F
(-0.1°C)
41st Coolest Coolest since: 1920 1906
80th Warmest Warmest since: 1917 2002
Ties: 1915, 1917, 1926, 1951, 1966, 1967, 1984

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published October 2019, retrieved on October 20, 2019 from https://www.ncdc.noaa.gov/cag/