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 1915

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Period Value 1901-2000
Mean
Amomaly Rank
(1895-2019)
Warmest/Coolest
Since
Record
May 1915
1-Month
59.1°F
(15.1°C)
62.1°F
(16.7°C)
-3.0°F
(-1.6°C)
27th Coolest Coolest since: 1910 1917
99th Warmest Warmest since: 1914 2018
Ties: 1929, 2002
Apr–May 1915
2-Month
58.5°F
(14.7°C)
56.8°F
(13.8°C)
1.7°F
(0.9°C)
96th Coolest Coolest since: 1914 1907
30th Warmest Warmest since: 1906 1896
Mar–May 1915
3-Month
50.4°F
(10.2°C)
51.1°F
(10.6°C)
-0.7°F
(-0.4°C)
47th Coolest Coolest since: 1913 1960
79th Warmest Warmest since: 1914 2012
Ties: 1935, 1989
Feb–May 1915
4-Month
46.6°F
(8.1°C)
45.7°F
(7.6°C)
0.9°F
(0.5°C)
82nd Coolest Coolest since: 1914 1978
44th Warmest Warmest since: 1911 2012
Ties: 1903, 2018
Jan–May 1915
5-Month
41.7°F
(5.4°C)
41.6°F
(5.3°C)
0.1°F
(0.1°C)
62nd Coolest Coolest since: 1914 1978, 1979
64th Warmest Warmest since: 1911 2012
Ties: 1985
Dec 1914–May 1915
6-Month
38.5°F
(3.6°C)
39.6°F
(4.2°C)
-1.1°F
(-0.6°C)
28th Coolest Coolest since: 1912 1978
97th Warmest Warmest since: 1914 2012
Ties: 1971
Nov 1914–May 1915
7-Month
39.2°F
(4.0°C)
39.8°F
(4.3°C)
-0.6°F
(-0.3°C)
40th Coolest Coolest since: 1912 1904
85th Warmest Warmest since: 1914 2012
Ties: 1900, 1907, 1937, 1956, 2008
Oct 1914–May 1915
8-Month
41.4°F
(5.2°C)
41.6°F
(5.3°C)
-0.2°F
(-0.1°C)
48th Coolest Coolest since: 1912 1904, 1978
77th Warmest Warmest since: 1914 2012
Ties: 1959, 2019
Sep 1914–May 1915
9-Month
44.1°F
(6.7°C)
44.4°F
(6.9°C)
-0.3°F
(-0.2°C)
42nd Coolest Coolest since: 1912 1904
83rd Warmest Warmest since: 1914 2012
Ties: 1907, 1930, 1956, 1959, 1962, 1965, 2001
Aug 1914–May 1915
10-Month
47.2°F
(8.4°C)
47.3°F
(8.5°C)
-0.1°F
(-0.1°C)
49th Coolest Coolest since: 1913 1904
76th Warmest Warmest since: 1914 2012
Ties: 1907, 1908, 1913, 1961, 1973, 2001, 2009
Jul 1914–May 1915
11-Month
50.0°F
(10.0°C)
49.8°F
(9.9°C)
0.2°F
(0.1°C)
66th Coolest Coolest since: 1913 1904
59th Warmest Warmest since: 1914 2012
Ties: 1901, 1923, 1927, 1945, 1986
Jun 1914–May 1915
12-Month
52.1°F
(11.2°C)
51.6°F
(10.9°C)
0.5°F
(0.3°C)
75th Coolest Coolest since: 1913 1904
50th Warmest Warmest since: 1914 2012
Ties: 1945, 2003
Dec 1913–May 1915
18-Month
48.2°F
(9.0°C)
47.6°F
(8.7°C)
0.6°F
(0.3°C)
85th Coolest Coolest since: 1913 1979
39th Warmest Warmest since: 1914 2017
Ties: 1909, 1945, 1957, 1989
Jun 1913–May 1915
24-Month
52.5°F
(11.4°C)
51.6°F
(10.9°C)
0.9°F
(0.5°C)
95th Coolest Coolest since: 1914 1905
29th Warmest Warmest to Date 2017
Ties: 1934, 2004
Jun 1912–May 1915
36-Month
52.1°F
(11.2°C)
51.6°F
(10.9°C)
0.5°F
(0.3°C)
79th Coolest Coolest since: 1914 1979
44th Warmest Warmest to Date 2018
Ties: 1924, 1944
Jun 1911–May 1915
48-Month
51.5°F
(10.8°C)
51.6°F
(10.9°C)
-0.1°F
(-0.1°C)
49th Coolest Coolest since: 1914 1980
73rd Warmest Warmest since: 1903 2019
Ties: 1903, 1917, 1959, 1984, 1985
Jun 1910–May 1915
60-Month
51.5°F
(10.8°C)
51.6°F
(10.9°C)
-0.1°F
(-0.1°C)
50th Coolest Coolest since: 1914 1906, 1907, 1908, 1981
71st Warmest Warmest to Date 2002
Ties: 1951, 1986

Citing This Page

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