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


Illinois

Average Temperature Rankings, May 1925

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Period Value 1901-2000
Mean
Amomaly Rank
(1895-2019)
Warmest/Coolest
Since
Record
May 1925
1-Month
58.6°F
(14.8°C)
62.1°F
(16.7°C)
-3.5°F
(-1.9°C)
15th Coolest Coolest since: 1924 1917
111th Warmest Warmest since: 1923 2018
Ties: 1897
Apr–May 1925
2-Month
58.0°F
(14.4°C)
56.8°F
(13.8°C)
1.2°F
(0.6°C)
88th Coolest Coolest since: 1924 1907
38th Warmest Warmest since: 1922 1896
Ties: 1903, 1914, 2014
Mar–May 1925
3-Month
52.9°F
(11.6°C)
51.1°F
(10.6°C)
1.8°F
(1.0°C)
98th Coolest Coolest since: 1924 1960
28th Warmest Warmest since: 1922 2012
Ties: 1929, 1964
Feb–May 1925
4-Month
48.3°F
(9.1°C)
45.7°F
(7.6°C)
2.6°F
(1.5°C)
110th Coolest Coolest since: 1924 1978
16th Warmest Warmest since: 1921 2012
Jan–May 1925
5-Month
43.5°F
(6.4°C)
41.6°F
(5.3°C)
1.9°F
(1.1°C)
98th Coolest Coolest since: 1924 1978, 1979
28th Warmest Warmest since: 1921 2012
Dec 1924–May 1925
6-Month
40.2°F
(4.6°C)
39.6°F
(4.2°C)
0.6°F
(0.4°C)
74th Coolest Coolest since: 1924 1978
51st Warmest Warmest since: 1922 2012
Ties: 1972
Nov 1924–May 1925
7-Month
40.4°F
(4.7°C)
39.8°F
(4.3°C)
0.6°F
(0.4°C)
79th Coolest Coolest since: 1924 1904
46th Warmest Warmest since: 1922 2012
Ties: 1935, 1950, 1967
Oct 1924–May 1925
8-Month
42.7°F
(5.9°C)
41.6°F
(5.3°C)
1.1°F
(0.6°C)
92nd Coolest Coolest since: 1924 1904, 1978
33rd Warmest Warmest since: 1922 2012
Ties: 1938
Sep 1924–May 1925
9-Month
44.7°F
(7.1°C)
44.3°F
(6.8°C)
0.4°F
(0.3°C)
72nd Coolest Coolest since: 1924 1904
53rd Warmest Warmest since: 1922 2012
Ties: 1948
Aug 1924–May 1925
10-Month
47.6°F
(8.7°C)
47.3°F
(8.5°C)
0.3°F
(0.2°C)
74th Coolest Coolest since: 1924 1904
51st Warmest Warmest since: 1923 2012
Ties: 1923, 1986, 1988, 1989, 2013, 2019
Jul 1924–May 1925
11-Month
49.7°F
(9.8°C)
49.8°F
(9.9°C)
-0.1°F
(-0.1°C)
50th Coolest Coolest since: 1924 1904
75th Warmest Warmest since: 1923 2012
Ties: 1908, 1913, 1967, 1973, 2009
Jun 1924–May 1925
12-Month
51.3°F
(10.7°C)
51.6°F
(10.9°C)
-0.3°F
(-0.2°C)
50th Coolest Coolest since: 1924 1904
75th Warmest Warmest since: 1923 2012
Ties: 1966, 1973
Dec 1923–May 1925
18-Month
47.1°F
(8.4°C)
47.6°F
(8.7°C)
-0.5°F
(-0.3°C)
37th Coolest Coolest since: 1924 1979
87th Warmest Warmest since: 1923 2017
Ties: 1926, 1969, 1977, 1985
Jun 1923–May 1925
24-Month
51.1°F
(10.6°C)
51.6°F
(10.9°C)
-0.5°F
(-0.3°C)
31st Coolest Coolest since: 1919 1905
93rd Warmest Warmest since: 1924 2017
Ties: 1983, 2014
Jun 1922–May 1925
36-Month
51.4°F
(10.8°C)
51.6°F
(10.9°C)
-0.2°F
(-0.1°C)
43rd Coolest Coolest since: 1920 1979
80th Warmest Warmest since: 1924 2018
Ties: 1903, 1909, 1910, 1931, 1951, 1959, 1965, 1967, 1996
Jun 1921–May 1925
48-Month
51.9°F
(11.1°C)
51.6°F
(10.9°C)
0.3°F
(0.2°C)
68th Coolest Coolest since: 1921 1980
54th Warmest Warmest since: 1924 2019
Ties: 1949
Jun 1920–May 1925
60-Month
52.3°F
(11.3°C)
51.6°F
(10.9°C)
0.7°F
(0.4°C)
90th Coolest Coolest since: 1924 1906, 1907, 1908, 1981
31st Warmest Warmest since: 1923 2002
Ties: 1933, 1939, 1990, 1993, 1999, 2015

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published September 2019, retrieved on September 17, 2019 from https://www.ncdc.noaa.gov/cag/