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, April 1951

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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Warmest/Coolest
Since
Record
April 1951
1-Month
48.2°F
(9.0°C)
51.5°F
(10.8°C)
-3.3°F
(-1.8°C)
15th Coolest Coolest since: 1950 1907
111th Warmest Warmest since: 1949 2010
Mar–Apr 1951
2-Month
42.2°F
(5.7°C)
45.6°F
(7.6°C)
-3.4°F
(-1.9°C)
12th Coolest Coolest since: 1950 1926
114th Warmest Warmest since: 1949 2012
Ties: 1906, 2013
Feb–Apr 1951
3-Month
37.9°F
(3.3°C)
40.1°F
(4.5°C)
-2.2°F
(-1.2°C)
32nd Coolest Coolest since: 1950 1978
94th Warmest Warmest since: 1949 2012
Jan–Apr 1951
4-Month
35.0°F
(1.7°C)
36.4°F
(2.4°C)
-1.4°F
(-0.7°C)
31st Coolest Coolest since: 1947 1912
95th Warmest Warmest since: 1950 2012
Ties: 2018
Dec 1950–Apr 1951
5-Month
32.3°F
(0.2°C)
35.1°F
(1.7°C)
-2.8°F
(-1.5°C)
14th Coolest Coolest since: 1936 1978
111th Warmest Warmest since: 1950 2012
Nov 1950–Apr 1951
6-Month
32.7°F
(0.4°C)
36.0°F
(2.2°C)
-3.3°F
(-1.8°C)
9th Coolest Coolest since: 1936 1904
116th Warmest Warmest since: 1950 2012
Ties: 1920
Oct 1950–Apr 1951
7-Month
36.5°F
(2.5°C)
38.7°F
(3.7°C)
-2.2°F
(-1.2°C)
16th Coolest Coolest since: 1936 1904
109th Warmest Warmest since: 1950 2012
Sep 1950–Apr 1951
8-Month
40.0°F
(4.4°C)
42.1°F
(5.6°C)
-2.1°F
(-1.2°C)
13th Coolest Coolest since: 1936 1904
112th Warmest Warmest since: 1950 2017
Ties: 1926, 1996
Aug 1950–Apr 1951
9-Month
43.2°F
(6.2°C)
45.6°F
(7.6°C)
-2.4°F
(-1.4°C)
11th Coolest Coolest since: 1936 1904
114th Warmest Warmest since: 1950 2017
Jul 1950–Apr 1951
10-Month
46.1°F
(7.8°C)
48.6°F
(9.2°C)
-2.5°F
(-1.4°C)
8th Coolest Coolest since: 1918 1904
117th Warmest Warmest since: 1950 2012
Jun 1950–Apr 1951
11-Month
48.3°F
(9.1°C)
50.7°F
(10.4°C)
-2.4°F
(-1.3°C)
6th Coolest Coolest since: 1936 1904
119th Warmest Warmest since: 1950 2017
Ties: 1936, 2014
May 1950–Apr 1951
12-Month
49.6°F
(9.8°C)
51.7°F
(10.9°C)
-2.1°F
(-1.1°C)
9th Coolest Coolest since: 1936 1918
116th Warmest Warmest since: 1950 2012, 2017
Ties: 1978, 2014
Nov 1949–Apr 1951
18-Month
45.2°F
(7.3°C)
46.4°F
(8.0°C)
-1.2°F
(-0.7°C)
15th Coolest Coolest since: 1936 1905
109th Warmest Warmest since: 1950 2017
Ties: 1936
May 1949–Apr 1951
24-Month
50.9°F
(10.5°C)
51.6°F
(10.9°C)
-0.7°F
(-0.4°C)
27th Coolest Coolest since: 1930 1905
97th Warmest Warmest since: 1950 2017
Ties: 1927, 1960
May 1948–Apr 1951
36-Month
51.3°F
(10.7°C)
51.6°F
(10.9°C)
-0.3°F
(-0.2°C)
39th Coolest Coolest since: 1930 1979
84th Warmest Warmest since: 1950 2018
Ties: 1910, 1929, 1972, 1998
May 1947–Apr 1951
48-Month
51.4°F
(10.8°C)
51.5°F
(10.8°C)
-0.1°F
(0.0°C)
42nd Coolest Coolest since: 1930 1980
80th Warmest Warmest since: 1950 2019
Ties: 1909, 1953, 1960, 1973, 1977, 1983
May 1946–Apr 1951
60-Month
51.4°F
(10.8°C)
51.6°F
(10.9°C)
-0.2°F
(-0.1°C)
40th Coolest Coolest since: 1930 1906
81st Warmest Warmest since: 1950 1935, 2002
Ties: 1910, 1916, 1952, 1960, 1961, 1968, 1984, 1986

Citing This Page

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