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 September 2020. For more information, please see Climatological Rankings.


Illinois

Average Temperature Rankings, May 1898

View Period (Months):All123456789101112182436
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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Warmest/Coolest
Since
Record
May 1898
1-Month
61.8°F
(16.6°C)
62.1°F
(16.7°C)
-0.3°F
(-0.1°C)
53rd Coolest Coolest since: 1897 1917
74th Warmest Warmest since: 1896 2018
Apr–May 1898
2-Month
55.4°F
(13.0°C)
56.9°F
(13.8°C)
-1.5°F
(-0.8°C)
32nd Coolest Coolest since: 1897 1907
95th Warmest Warmest since: 1896 1896
Ties: 1989
Mar–May 1898
3-Month
51.1°F
(10.6°C)
51.2°F
(10.7°C)
-0.1°F
(-0.1°C)
55th Coolest Coolest since: 1897 1960
72nd Warmest Warmest since: 1896 2012
Ties: 1914, 1956
Feb–May 1898
4-Month
45.8°F
(7.7°C)
45.7°F
(7.6°C)
0.1°F
(0.1°C)
66th Coolest Coolest since: 1897 1978
61st Warmest Warmest since: 1896 2012
Ties: 1935, 1970, 1988, 1995
Jan–May 1898
5-Month
42.5°F
(5.8°C)
41.6°F
(5.3°C)
0.9°F
(0.5°C)
80th Coolest Coolest since: 1897 1978, 1979
47th Warmest Warmest since: 1896 2012
Ties: 1941, 1945
Dec 1897–May 1898
6-Month
39.7°F
(4.3°C)
39.6°F
(4.2°C)
0.1°F
(0.1°C)
64th Coolest Coolest since: 1897 1978
62nd Warmest Warmest since: 1896 2012
Ties: 1975
Nov 1897–May 1898
7-Month
39.7°F
(4.3°C)
39.8°F
(4.3°C)
-0.1°F
(0.0°C)
56th Coolest Coolest since: 1897 1904
70th Warmest Warmest since: 1896 2012
Ties: 1910, 1913
Oct 1897–May 1898
8-Month
42.2°F
(5.7°C)
41.6°F
(5.3°C)
0.6°F
(0.4°C)
80th Coolest Coolest since: 1897 1904, 1978
46th Warmest Warmest to Date 2012
Ties: 1911, 1928, 1931, 1934, 2013
Sep 1897–May 1898
9-Month
45.4°F
(7.4°C)
44.3°F
(6.8°C)
1.1°F
(0.6°C)
93rd Coolest Coolest since: 1897 1904
33rd Warmest Warmest to Date 2012
Ties: 1941, 1946
Aug 1897–May 1898
10-Month
48.0°F
(8.9°C)
47.2°F
(8.4°C)
0.8°F
(0.5°C)
85th Coolest Coolest since: 1897 1904
41st Warmest Warmest since: 1896 2012
Ties: 1896, 1983, 2018
Jul 1897–May 1898
11-Month
50.6°F
(10.3°C)
49.8°F
(9.9°C)
0.8°F
(0.4°C)
87th Coolest Coolest since: 1897 1904
39th Warmest Warmest to Date 2012
Ties: 1953
Jun 1897–May 1898
12-Month
52.3°F
(11.3°C)
51.6°F
(10.9°C)
0.7°F
(0.4°C)
81st Coolest Coolest since: 1897 1904
45th Warmest Warmest to Date 2012
Ties: 1988
Dec 1896–May 1898
18-Month
47.9°F
(8.8°C)
47.6°F
(8.7°C)
0.3°F
(0.1°C)
72nd Coolest Coolest since: 1897 1979
53rd Warmest Warmest to Date 2017
Ties: 1981, 1984, 1990
Jun 1896–May 1898
24-Month
51.5°F
(10.8°C)
51.7°F
(10.9°C)
-0.2°F
(-0.1°C)
53rd Coolest Coolest since: 1897 1905
72nd Warmest Warmest to Date 2017
Ties: 1909, 1920, 1947
Jun 1895–May 1898
36-Month
51.7°F
(10.9°C)
51.6°F
(10.9°C)
0.1°F
(0.0°C)
67th Coolest Coolest to Date 1979
57th Warmest Warmest to Date 2018
Ties: 1938, 1947, 1948, 1958, 1966, 1973, 1975

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published October 2020, retrieved on October 20, 2020 from https://www.ncdc.noaa.gov/cag/