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


Illinois

Average Temperature Rankings, July 1904

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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Warmest/Coolest
Since
Record
July 1904
1-Month
72.4°F
(22.4°C)
75.6°F
(24.2°C)
-3.2°F
(-1.8°C)
9th Coolest Coolest to Date 2009, 2014
118th Warmest Warmest since: 1903 1936
Jun–Jul 1904
2-Month
70.6°F
(21.4°C)
73.4°F
(23.0°C)
-2.8°F
(-1.6°C)
7th Coolest Coolest since: 1903 1915
120th Warmest Warmest since: 1902 1934
Ties: 1947
May–Jul 1904
3-Month
67.6°F
(19.8°C)
69.7°F
(20.9°C)
-2.1°F
(-1.1°C)
12th Coolest Coolest to Date 1924
115th Warmest Warmest since: 1903 1934
Ties: 1935, 1958
Apr–Jul 1904
4-Month
62.1°F
(16.7°C)
65.2°F
(18.4°C)
-3.1°F
(-1.7°C)
3rd Coolest Coolest to Date 1907
124th Warmest Warmest since: 1903 1934
Mar–Jul 1904
5-Month
57.4°F
(14.1°C)
60.1°F
(15.6°C)
-2.7°F
(-1.5°C)
5th Coolest Coolest to Date 1960
122nd Warmest Warmest since: 1903 2012
Feb–Jul 1904
6-Month
51.4°F
(10.8°C)
54.9°F
(12.7°C)
-3.5°F
(-1.9°C)
3rd Coolest Coolest to Date 1947
124th Warmest Warmest since: 1903 2012
Jan–Jul 1904
7-Month
46.8°F
(8.2°C)
50.7°F
(10.4°C)
-3.9°F
(-2.2°C)
4th Coolest Coolest to Date 1912
123rd Warmest Warmest since: 1903 2012
Dec 1903–Jul 1904
8-Month
43.8°F
(6.6°C)
48.1°F
(8.9°C)
-4.3°F
(-2.3°C)
1st Coolest Coolest to Date 1904
125th Warmest Warmest since: 1903 2012
Nov 1903–Jul 1904
9-Month
42.9°F
(6.1°C)
47.2°F
(8.4°C)
-4.3°F
(-2.3°C)
1st Coolest Coolest to Date 1904
125th Warmest Warmest since: 1903 2012
Oct 1903–Jul 1904
10-Month
44.0°F
(6.7°C)
48.0°F
(8.9°C)
-4.0°F
(-2.2°C)
1st Coolest Coolest to Date 1904
125th Warmest Warmest since: 1903 2012
Sep 1903–Jul 1904
11-Month
45.9°F
(7.7°C)
49.6°F
(9.8°C)
-3.7°F
(-2.1°C)
1st Coolest Coolest to Date 1904
125th Warmest Warmest since: 1903 2012
Aug 1903–Jul 1904
12-Month
48.1°F
(8.9°C)
51.7°F
(10.9°C)
-3.6°F
(-2.0°C)
1st Coolest Coolest to Date 1904
125th Warmest Warmest since: 1903 2012
Feb 1903–Jul 1904
18-Month
50.2°F
(10.1°C)
52.7°F
(11.5°C)
-2.5°F
(-1.4°C)
2nd Coolest Coolest to Date 1918
124th Warmest Warmest since: 1903 2012
Aug 1902–Jul 1904
24-Month
49.6°F
(9.8°C)
51.6°F
(10.9°C)
-2.0°F
(-1.1°C)
5th Coolest Coolest to Date 1905
120th Warmest Warmest since: 1903 2017
Aug 1901–Jul 1904
36-Month
49.8°F
(9.9°C)
51.6°F
(10.9°C)
-1.8°F
(-1.0°C)
4th Coolest Coolest to Date 1979
120th Warmest Warmest since: 1903 2018
Ties: 1980
Aug 1900–Jul 1904
48-Month
50.5°F
(10.3°C)
51.6°F
(10.9°C)
-1.1°F
(-0.6°C)
7th Coolest Coolest to Date 1905, 1980
116th Warmest Warmest since: 1903 2019
Ties: 1920, 1981
Aug 1899–Jul 1904
60-Month
50.7°F
(10.4°C)
51.6°F
(10.9°C)
-0.9°F
(-0.5°C)
10th Coolest Coolest to Date 1906
112th Warmest Warmest since: 1903 2020
Ties: 1971

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published April 2021, retrieved on April 21, 2021 from https://www.ncdc.noaa.gov/cag/