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


Illinois, Climate Division 1. Northwest

Average Temperature Rankings, April 1897

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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Warmest/Coolest
Since
Record
April 1897
1-Month
47.5°F
(8.6°C)
48.3°F
(9.1°C)
-0.8°F
(-0.5°C)
42nd Coolest Coolest to Date 2018
84th Warmest Warmest since: 1896 2010
Ties: 1916, 1932
Mar–Apr 1897
2-Month
40.3°F
(4.6°C)
42.0°F
(5.6°C)
-1.7°F
(-1.0°C)
38th Coolest Coolest to Date 1926
88th Warmest Warmest since: 1896 2012
Feb–Apr 1897
3-Month
35.6°F
(2.0°C)
36.0°F
(2.2°C)
-0.4°F
(-0.2°C)
59th Coolest Coolest since: 1895 1912, 2014
67th Warmest Warmest since: 1896 2012
Ties: 1949
Jan–Apr 1897
4-Month
31.4°F
(-0.3°C)
31.9°F
(-0.1°C)
-0.5°F
(-0.2°C)
51st Coolest Coolest since: 1895 1912
75th Warmest Warmest since: 1896 2012
Ties: 1914
Dec 1896–Apr 1897
5-Month
31.1°F
(-0.5°C)
30.6°F
(-0.8°C)
0.5°F
(0.3°C)
72nd Coolest Coolest to Date 1979
53rd Warmest Warmest since: 1896 2012
Ties: 1944
Nov 1896–Apr 1897
6-Month
31.5°F
(-0.3°C)
31.6°F
(-0.2°C)
-0.1°F
(-0.1°C)
58th Coolest Coolest to Date 1912
67th Warmest Warmest since: 1896 2012
Oct 1896–Apr 1897
7-Month
33.7°F
(0.9°C)
34.6°F
(1.4°C)
-0.9°F
(-0.5°C)
33rd Coolest Coolest to Date 1912
92nd Warmest Warmest since: 1896 2012
Ties: 2019
Sep 1896–Apr 1897
8-Month
36.9°F
(2.7°C)
38.2°F
(3.4°C)
-1.3°F
(-0.7°C)
27th Coolest Coolest to Date 1904, 1912
98th Warmest Warmest since: 1896 2017
Aug 1896–Apr 1897
9-Month
40.7°F
(4.8°C)
41.8°F
(5.4°C)
-1.1°F
(-0.6°C)
27th Coolest Coolest to Date 1904
98th Warmest Warmest since: 1896 2017
Ties: 1916, 1959
Jul 1896–Apr 1897
10-Month
43.9°F
(6.6°C)
45.0°F
(7.2°C)
-1.1°F
(-0.6°C)
25th Coolest Coolest to Date 1904
100th Warmest Warmest since: 1896 2012
Ties: 1952, 1960, 1997
Jun 1896–Apr 1897
11-Month
46.2°F
(7.9°C)
47.2°F
(8.4°C)
-1.0°F
(-0.5°C)
29th Coolest Coolest to Date 1904
96th Warmest Warmest since: 1896 2012, 2017
Ties: 1997
May 1896–Apr 1897
12-Month
48.0°F
(8.9°C)
48.3°F
(9.1°C)
-0.3°F
(-0.2°C)
47th Coolest Coolest to Date 1918
78th Warmest Warmest since: 1896 2012, 2017
Ties: 1902, 1906, 1927, 1928, 2018
Nov 1895–Apr 1897
18-Month
42.8°F
(6.0°C)
42.7°F
(5.9°C)
0.1°F
(0.1°C)
67th Coolest Coolest to Date 1918
57th Warmest Warmest to Date 2017
Ties: 1907, 1920, 1948, 1973, 1983, 2010
May 1895–Apr 1897
24-Month
48.3°F
(9.1°C)
48.2°F
(9.0°C)
0.1°F
(0.1°C)
58th Coolest Coolest to Date 1905
66th Warmest Warmest to Date 2017
Ties: 1898, 1920, 1958, 1972, 1995

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Divisional Time Series, published October 2019, retrieved on October 13, 2019 from https://www.ncdc.noaa.gov/cag/