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


Illinois, Climate Division 1. Northwest

Average Temperature Rankings, May 2017

View Period (Months):All1234567891011121824364860
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Period Value 1901-2000
Mean
Amomaly Rank
(1895-2019)
Warmest/Coolest
Since
Record
May 2017
1-Month
58.4°F
(14.7°C)
59.7°F
(15.4°C)
-1.3°F
(-0.7°C)
45th Coolest Coolest since: 2008 1907
81st Warmest Warmest since: 2016 1977
Ties: 1923
Apr–May 2017
2-Month
55.6°F
(13.1°C)
54.1°F
(12.3°C)
1.5°F
(0.8°C)
93rd Coolest Coolest since: 2016 1907
33rd Warmest Warmest since: 2015 1977
Ties: 1903, 1906
Mar–May 2017
3-Month
50.0°F
(10.0°C)
47.9°F
(8.8°C)
2.1°F
(1.2°C)
103rd Coolest Coolest since: 2015 1960
23rd Warmest Warmest since: 2016 2012
Ties: 1922, 1945
Feb–May 2017
4-Month
46.7°F
(8.2°C)
41.9°F
(5.5°C)
4.8°F
(2.7°C)
118th Coolest Coolest since: 2016 1947
8th Warmest Warmest since: 2012 2012
Jan–May 2017
5-Month
42.7°F
(5.9°C)
37.5°F
(3.1°C)
5.2°F
(2.8°C)
121st Coolest Coolest since: 2016 1912
5th Warmest Warmest since: 2012 2012
Dec 2016–May 2017
6-Month
39.6°F
(4.2°C)
35.4°F
(1.9°C)
4.2°F
(2.3°C)
119th Coolest Coolest since: 2015 1979
6th Warmest Warmest since: 2016 2012
Ties: 2000
Nov 2016–May 2017
7-Month
40.5°F
(4.7°C)
35.6°F
(2.0°C)
4.9°F
(2.7°C)
122nd Coolest Coolest since: 2015 1904
3rd Warmest Warmest since: 2016 2012
Oct 2016–May 2017
8-Month
42.6°F
(5.9°C)
37.7°F
(3.2°C)
4.9°F
(2.7°C)
123rd Coolest Coolest since: 2016 1912
2nd Warmest Warmest since: 2012 2012
Sep 2016–May 2017
9-Month
45.5°F
(7.5°C)
40.5°F
(4.7°C)
5.0°F
(2.8°C)
123rd Coolest Coolest since: 2016 1904
2nd Warmest Warmest since: 2012 2012
Aug 2016–May 2017
10-Month
48.3°F
(9.1°C)
43.6°F
(6.4°C)
4.7°F
(2.7°C)
123rd Coolest Coolest since: 2016 1904
2nd Warmest Warmest since: 2012 2012
Jul 2016–May 2017
11-Month
50.6°F
(10.3°C)
46.3°F
(7.9°C)
4.3°F
(2.4°C)
123rd Coolest Coolest since: 2016 1904
2nd Warmest Warmest since: 2012 2012
Jun 2016–May 2017
12-Month
52.4°F
(11.3°C)
48.2°F
(9.0°C)
4.2°F
(2.3°C)
123rd Coolest Coolest since: 2016 1904
2nd Warmest Warmest since: 2012 2012
Dec 2015–May 2017
18-Month
48.4°F
(9.1°C)
43.9°F
(6.6°C)
4.5°F
(2.5°C)
123rd Coolest Coolest since: 2016 1918
1st Warmest Warmest to Date 2017
Jun 2015–May 2017
24-Month
52.0°F
(11.1°C)
48.3°F
(9.1°C)
3.7°F
(2.0°C)
123rd Coolest Coolest since: 2016 1905
1st Warmest Warmest to Date 2017
Jun 2014–May 2017
36-Month
50.4°F
(10.2°C)
48.2°F
(9.0°C)
2.2°F
(1.2°C)
119th Coolest Coolest since: 2016 1905, 1918, 1979
4th Warmest Warmest since: 2013 2000
Ties: 2006
Jun 2013–May 2017
48-Month
49.2°F
(9.6°C)
48.2°F
(9.0°C)
1.0°F
(0.6°C)
96th Coolest Coolest since: 2016 1980
26th Warmest Warmest since: 2014 2001, 2002, 2007
Ties: 1941, 1991
Jun 2012–May 2017
60-Month
49.2°F
(9.6°C)
48.1°F
(8.9°C)
1.1°F
(0.7°C)
100th Coolest Coolest since: 2015 1907, 1908
21st Warmest Warmest since: 2016 2002
Ties: 1936, 1957, 2014

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Divisional Time Series, published September 2019, retrieved on September 15, 2019 from https://www.ncdc.noaa.gov/cag/