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


Illinois

Average Temperature Rankings, January 1930

View Period (Months):All1234567891011121824364860
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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Warmest/Coolest
Since
Record
January 1930
1-Month
18.8°F
(-7.3°C)
25.3°F
(-3.7°C)
-6.5°F
(-3.6°C)
13th Coolest Coolest since: 1918 1977
113th Warmest Warmest since: 1929 2006
Dec 1929–Jan 1930
2-Month
24.0°F
(-4.4°C)
27.4°F
(-2.6°C)
-3.4°F
(-1.8°C)
25th Coolest Coolest since: 1920 1918
100th Warmest Warmest since: 1929 1932
Nov 1929–Jan 1930
3-Month
28.0°F
(-2.2°C)
31.9°F
(-0.1°C)
-3.9°F
(-2.1°C)
13th Coolest Coolest since: 1920 1977
112th Warmest Warmest since: 1929 1932
Oct 1929–Jan 1930
4-Month
34.2°F
(1.2°C)
37.6°F
(3.1°C)
-3.4°F
(-1.9°C)
9th Coolest Coolest since: 1926 1977
116th Warmest Warmest since: 1929 1932
Sep 1929–Jan 1930
5-Month
40.4°F
(4.7°C)
43.3°F
(6.3°C)
-2.9°F
(-1.6°C)
5th Coolest Coolest since: 1918 1977
120th Warmest Warmest since: 1929 1932
Aug 1929–Jan 1930
6-Month
45.6°F
(7.6°C)
48.4°F
(9.1°C)
-2.8°F
(-1.5°C)
4th Coolest Coolest since: 1918 1977
121st Warmest Warmest since: 1929 1932
Jul 1929–Jan 1930
7-Month
49.8°F
(9.9°C)
52.2°F
(11.2°C)
-2.4°F
(-1.3°C)
5th Coolest Coolest since: 1918 1977
120th Warmest Warmest since: 1929 1932
Jun 1929–Jan 1930
8-Month
52.2°F
(11.2°C)
54.7°F
(12.6°C)
-2.5°F
(-1.4°C)
4th Coolest Coolest since: 1918 1918, 1977
121st Warmest Warmest since: 1929 1932
Ties: 1951
May 1929–Jan 1930
9-Month
52.9°F
(11.6°C)
55.4°F
(13.0°C)
-2.5°F
(-1.4°C)
4th Coolest Coolest since: 1918 1918
121st Warmest Warmest since: 1929 1932
Apr 1929–Jan 1930
10-Month
53.0°F
(11.7°C)
55.0°F
(12.8°C)
-2.0°F
(-1.1°C)
8th Coolest Coolest since: 1918 1918
117th Warmest Warmest since: 1929 1932
Mar 1929–Jan 1930
11-Month
52.4°F
(11.3°C)
53.7°F
(12.1°C)
-1.3°F
(-0.8°C)
21st Coolest Coolest since: 1927 1918
104th Warmest Warmest since: 1929 2013
Feb 1929–Jan 1930
12-Month
49.8°F
(9.9°C)
51.6°F
(10.9°C)
-1.8°F
(-1.0°C)
9th Coolest Coolest since: 1925 1918
116th Warmest Warmest since: 1929 2013
Aug 1928–Jan 1930
18-Month
49.1°F
(9.5°C)
50.5°F
(10.3°C)
-1.4°F
(-0.8°C)
8th Coolest Coolest since: 1927 1918
116th Warmest Warmest since: 1929 2017
Ties: 1913, 1927, 1997
Feb 1928–Jan 1930
24-Month
50.3°F
(10.2°C)
51.6°F
(10.9°C)
-1.3°F
(-0.7°C)
10th Coolest Coolest since: 1925 1918
114th Warmest Warmest since: 1929 2013
Feb 1927–Jan 1930
36-Month
50.9°F
(10.5°C)
51.5°F
(10.8°C)
-0.6°F
(-0.3°C)
19th Coolest Coolest since: 1927 1905
104th Warmest Warmest since: 1929 2013
Ties: 1952, 1977, 1978, 1982
Feb 1926–Jan 1930
48-Month
50.7°F
(10.4°C)
51.5°F
(10.8°C)
-0.8°F
(-0.4°C)
13th Coolest Coolest since: 1927 1905
109th Warmest Warmest since: 1929 1934, 2002, 2019
Ties: 1904, 1962, 1971
Feb 1925–Jan 1930
60-Month
51.0°F
(10.6°C)
51.6°F
(10.9°C)
-0.6°F
(-0.3°C)
20th Coolest Coolest since: 1929 1906
101st Warmest Warmest since: 1929 1935, 2003
Ties: 1929, 1962, 1972

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published November 2019, retrieved on November 12, 2019 from https://www.ncdc.noaa.gov/cag/