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 March 2021. For more information, please see Climatological Rankings.


Illinois, Climate Division 8. Southwest

Average Temperature Rankings, May 1899

View Period (Months):All12345678910111218243648
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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Warmest/Coolest
Since
Record
May 1899
1-Month
66.7°F
(19.3°C)
65.1°F
(18.4°C)
1.6°F
(0.9°C)
84th Coolest Coolest since: 1898 1917, 1924
43rd Warmest Warmest since: 1896 2018
Ties: 1908, 1953
Apr–May 1899
2-Month
60.9°F
(16.1°C)
60.2°F
(15.7°C)
0.7°F
(0.4°C)
76th Coolest Coolest since: 1898 1907
51st Warmest Warmest since: 1896 1896
Ties: 1903, 1914, 1933, 1988, 2005, 2016
Mar–May 1899
3-Month
53.6°F
(12.0°C)
55.0°F
(12.8°C)
-1.4°F
(-0.8°C)
33rd Coolest Coolest since: 1897 1960
94th Warmest Warmest since: 1898 2012
Feb–May 1899
4-Month
45.6°F
(7.6°C)
50.0°F
(10.0°C)
-4.4°F
(-2.4°C)
2nd Coolest Coolest to Date 1978
125th Warmest Warmest since: 1898 2012
Ties: 1960
Jan–May 1899
5-Month
42.6°F
(5.9°C)
46.2°F
(7.9°C)
-3.6°F
(-2.0°C)
5th Coolest Coolest since: 1895 1978
122nd Warmest Warmest since: 1898 2012
Ties: 1895
Dec 1898–May 1899
6-Month
40.6°F
(4.8°C)
44.2°F
(6.8°C)
-3.6°F
(-2.0°C)
3rd Coolest Coolest to Date 1978
123rd Warmest Warmest since: 1898 2012
Ties: 1904, 1984
Nov 1898–May 1899
7-Month
40.6°F
(4.8°C)
44.3°F
(6.8°C)
-3.7°F
(-2.0°C)
3rd Coolest Coolest to Date 1978
123rd Warmest Warmest since: 1898 2012
Ties: 1904
Oct 1898–May 1899
8-Month
42.3°F
(5.7°C)
46.0°F
(7.8°C)
-3.7°F
(-2.1°C)
2nd Coolest Coolest to Date 1978
124th Warmest Warmest since: 1898 2012
Sep 1898–May 1899
9-Month
45.6°F
(7.6°C)
48.5°F
(9.2°C)
-2.9°F
(-1.6°C)
4th Coolest Coolest to Date 1978
122nd Warmest Warmest since: 1898 2012
Aug 1898–May 1899
10-Month
48.6°F
(9.2°C)
51.3°F
(10.7°C)
-2.7°F
(-1.5°C)
4th Coolest Coolest to Date 1978
122nd Warmest Warmest since: 1898 2012
Jul 1898–May 1899
11-Month
51.1°F
(10.6°C)
53.7°F
(12.1°C)
-2.6°F
(-1.5°C)
3rd Coolest Coolest to Date 1918
123rd Warmest Warmest since: 1898 2012
Jun 1898–May 1899
12-Month
53.2°F
(11.8°C)
55.4°F
(13.0°C)
-2.2°F
(-1.2°C)
5th Coolest Coolest to Date 1904, 1918
121st Warmest Warmest since: 1898 2012
Ties: 1968
Dec 1897–May 1899
18-Month
50.3°F
(10.2°C)
51.7°F
(10.9°C)
-1.4°F
(-0.7°C)
8th Coolest Coolest to Date 1979
117th Warmest Warmest since: 1898 2017
Ties: 1970, 2015
Jun 1897–May 1899
24-Month
54.7°F
(12.6°C)
55.3°F
(12.9°C)
-0.6°F
(-0.3°C)
28th Coolest Coolest to Date 1905, 1978
97th Warmest Warmest since: 1898 2017
Ties: 1917, 1960
Jun 1896–May 1899
36-Month
54.7°F
(12.6°C)
55.4°F
(13.0°C)
-0.7°F
(-0.4°C)
21st Coolest Coolest to Date 1979
103rd Warmest Warmest since: 1898 2018
Ties: 1901, 1930, 1952, 1961, 1981
Jun 1895–May 1899
48-Month
55.0°F
(12.8°C)
55.4°F
(13.0°C)
-0.4°F
(-0.2°C)
29th Coolest Coolest to Date 1980
94th Warmest Warmest to Date 2019
Ties: 1912, 1914, 1931, 1952, 1960, 1972, 1973, 1983, 1997

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Divisional Time Series, published April 2021, retrieved on May 6, 2021 from https://www.ncdc.noaa.gov/cag/