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 2021. For more information, please see Climatological Rankings.


Illinois, Climate Division 3. West

Average Temperature Rankings, May 2021

View Period (Months):All1234567891011121824364860
Download: xml csv json
  • Record Coolest
  • Bottom 1/10
  • Bottom 1/3
  • Normal
  • Top 1/3
  • Top 1/10
  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Warmest/Coolest
Since
Record
May 2021
1-Month
60.6°F
(15.9°C)
62.3°F
(16.8°C)
-1.7°F
(-0.9°C)
39th Coolest Coolest since: 2020 1924
89th Warmest Warmest since: 2019 2018
Apr–May 2021
2-Month
56.1°F
(13.4°C)
56.8°F
(13.8°C)
-0.7°F
(-0.4°C)
46th Coolest Coolest since: 2020 1907
82nd Warmest Warmest since: 2019 1896
Mar–May 2021
3-Month
52.6°F
(11.4°C)
50.9°F
(10.5°C)
1.7°F
(0.9°C)
97th Coolest Coolest since: 2020 1960
31st Warmest Warmest since: 2017 2012
Ties: 1911, 1929
Feb–May 2021
4-Month
44.0°F
(6.7°C)
45.2°F
(7.3°C)
-1.2°F
(-0.6°C)
40th Coolest Coolest since: 2019 1978
88th Warmest Warmest since: 2020 2012
Ties: 1902, 1971
Jan–May 2021
5-Month
40.8°F
(4.9°C)
41.0°F
(5.0°C)
-0.2°F
(-0.1°C)
62nd Coolest Coolest since: 2019 1978
66th Warmest Warmest since: 2020 2012
Ties: 1967, 1989
Dec 2020–May 2021
6-Month
39.2°F
(4.0°C)
38.8°F
(3.8°C)
0.4°F
(0.2°C)
75th Coolest Coolest since: 2019 1978
52nd Warmest Warmest since: 2020 2012
Ties: 2013
Nov 2020–May 2021
7-Month
40.3°F
(4.6°C)
39.0°F
(3.9°C)
1.3°F
(0.7°C)
93rd Coolest Coolest since: 2019 1978
34th Warmest Warmest since: 2020 2012
Ties: 1922
Oct 2020–May 2021
8-Month
41.6°F
(5.3°C)
41.0°F
(5.0°C)
0.6°F
(0.3°C)
79th Coolest Coolest since: 2019 1978
48th Warmest Warmest since: 2020 2012
Ties: 1908, 1953
Sep 2020–May 2021
9-Month
44.1°F
(6.7°C)
43.7°F
(6.5°C)
0.4°F
(0.2°C)
76th Coolest Coolest since: 2019 1978
51st Warmest Warmest since: 2020 2012
Ties: 1925, 1935
Aug 2020–May 2021
10-Month
47.0°F
(8.3°C)
46.8°F
(8.2°C)
0.2°F
(0.1°C)
70th Coolest Coolest since: 2019 1978
57th Warmest Warmest since: 2020 2012
Ties: 1900, 1915, 1988
Jul 2020–May 2021
11-Month
49.7°F
(9.8°C)
49.4°F
(9.7°C)
0.3°F
(0.1°C)
72nd Coolest Coolest since: 2019 1904
55th Warmest Warmest since: 2020 2012
Ties: 1908, 1923, 1950, 2011, 2013
Jun 2020–May 2021
12-Month
51.7°F
(10.9°C)
51.2°F
(10.7°C)
0.5°F
(0.2°C)
80th Coolest Coolest since: 2019 1904
47th Warmest Warmest since: 2020 2012
Ties: 1923, 1950, 2011, 2018
Dec 2019–May 2021
18-Month
48.2°F
(9.0°C)
47.1°F
(8.4°C)
1.1°F
(0.6°C)
100th Coolest Coolest since: 2020 1979
26th Warmest Warmest since: 2018 2017
Jun 2019–May 2021
24-Month
52.0°F
(11.1°C)
51.3°F
(10.7°C)
0.7°F
(0.4°C)
96th Coolest Coolest since: 2020 1905
30th Warmest Warmest since: 2018 2017
Ties: 1989, 2008, 2016
Jun 2018–May 2021
36-Month
51.7°F
(10.9°C)
51.2°F
(10.7°C)
0.5°F
(0.2°C)
82nd Coolest Coolest since: 2020 1979
43rd Warmest Warmest since: 2020 2018
Ties: 1944, 1976, 1993, 2020
Jun 2017–May 2021
48-Month
51.7°F
(10.9°C)
51.2°F
(10.7°C)
0.5°F
(0.2°C)
83rd Coolest Coolest since: 2016 1980
41st Warmest Warmest since: 2020 1935
Ties: 1936, 1943, 1945, 1987, 1993
Jun 2016–May 2021
60-Month
52.4°F
(11.3°C)
51.2°F
(10.7°C)
1.2°F
(0.6°C)
115th Coolest Coolest since: 2019 1906, 1907, 1979
8th Warmest Warmest since: 2020 1935
Ties: 1936, 1942, 2003, 2007, 2019

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Divisional Time Series, published September 2021, retrieved on September 18, 2021 from https://www.ncdc.noaa.gov/cag/