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 1897

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Period Value 1901-2000
Mean
Amomaly Rank
(1895-2019)
Warmest/Coolest
Since
Record
May 1897
1-Month
58.6°F
(14.8°C)
62.1°F
(16.7°C)
-3.5°F
(-1.9°C)
15th Coolest Coolest to Date 1917
111th Warmest Warmest since: 1896 2018
Ties: 1925
Apr–May 1897
2-Month
54.2°F
(12.3°C)
56.8°F
(13.8°C)
-2.6°F
(-1.5°C)
10th Coolest Coolest to Date 1907
116th Warmest Warmest since: 1896 1896
Ties: 1940
Mar–May 1897
3-Month
49.2°F
(9.6°C)
51.2°F
(10.7°C)
-2.0°F
(-1.1°C)
21st Coolest Coolest to Date 1960
105th Warmest Warmest since: 1896 2012
Ties: 1906
Feb–May 1897
4-Month
44.5°F
(6.9°C)
45.7°F
(7.6°C)
-1.2°F
(-0.7°C)
39th Coolest Coolest since: 1895 1978
87th Warmest Warmest since: 1896 2012
Jan–May 1897
5-Month
40.3°F
(4.6°C)
41.6°F
(5.3°C)
-1.3°F
(-0.7°C)
28th Coolest Coolest since: 1895 1978, 1979
98th Warmest Warmest since: 1896 2012
Dec 1896–May 1897
6-Month
39.2°F
(4.0°C)
39.6°F
(4.2°C)
-0.4°F
(-0.2°C)
47th Coolest Coolest to Date 1978
78th Warmest Warmest since: 1896 2012
Ties: 1907, 1968
Nov 1896–May 1897
7-Month
39.3°F
(4.1°C)
39.8°F
(4.3°C)
-0.5°F
(-0.2°C)
46th Coolest Coolest to Date 1904
79th Warmest Warmest since: 1896 2012
Ties: 1923, 1993
Oct 1896–May 1897
8-Month
40.6°F
(4.8°C)
41.6°F
(5.3°C)
-1.0°F
(-0.5°C)
26th Coolest Coolest to Date 1904, 1978
99th Warmest Warmest since: 1896 2012
Ties: 1994
Sep 1896–May 1897
9-Month
43.1°F
(6.2°C)
44.4°F
(6.9°C)
-1.3°F
(-0.7°C)
23rd Coolest Coolest to Date 1904
102nd Warmest Warmest since: 1896 2012
Ties: 1958, 1997
Aug 1896–May 1897
10-Month
46.2°F
(7.9°C)
47.3°F
(8.5°C)
-1.1°F
(-0.6°C)
25th Coolest Coolest to Date 1904
100th Warmest Warmest since: 1896 2012
Ties: 1924, 1958, 1993
Jul 1896–May 1897
11-Month
48.8°F
(9.3°C)
49.9°F
(9.9°C)
-1.1°F
(-0.6°C)
22nd Coolest Coolest to Date 1904
103rd Warmest Warmest since: 1896 2012
Ties: 1940, 1996
Jun 1896–May 1897
12-Month
50.6°F
(10.3°C)
51.6°F
(10.9°C)
-1.0°F
(-0.6°C)
20th Coolest Coolest to Date 1904
105th Warmest Warmest since: 1896 2012
Ties: 1920, 1926, 2015
Dec 1895–May 1897
18-Month
47.7°F
(8.7°C)
47.6°F
(8.7°C)
0.1°F
(0.0°C)
65th Coolest Coolest to Date 1979
59th Warmest Warmest to Date 2017
Ties: 1920, 1946, 2010
Jun 1895–May 1897
24-Month
51.4°F
(10.8°C)
51.6°F
(10.9°C)
-0.2°F
(-0.1°C)
41st Coolest Coolest to Date 1905
83rd Warmest Warmest to Date 2017
Ties: 1902, 1910, 1911, 1924, 1928, 1936, 1944, 1964, 1966, 1967, 1982

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published September 2019, retrieved on September 21, 2019 from https://www.ncdc.noaa.gov/cag/