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 July 2022. For more information, please see Climatological Rankings.


Illinois, Climate Division 8. Southwest

Average Temperature Rankings, May 1970

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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
May 1970
1-Month
68.0°F
(20.0°C)
65.1°F
(18.4°C)
2.9°F
(1.6°C)
107th Coolest Coolest since: 1969 1917, 1924
22nd Warmest Warmest since: 1965 2018
Ties: 2000
Apr–May 1970
2-Month
62.7°F
(17.1°C)
60.2°F
(15.7°C)
2.5°F
(1.4°C)
109th Coolest Coolest since: 1969 1907
20th Warmest Warmest since: 1965 1896
Ties: 1915
Mar–May 1970
3-Month
55.3°F
(12.9°C)
55.0°F
(12.8°C)
0.3°F
(0.1°C)
64th Coolest Coolest since: 1969 1960
65th Warmest Warmest since: 1967 2012
Ties: 1933
Feb–May 1970
4-Month
49.7°F
(9.8°C)
50.0°F
(10.0°C)
-0.3°F
(-0.2°C)
55th Coolest Coolest since: 1969 1978
74th Warmest Warmest since: 1967 2012
Ties: 1965, 1988
Jan–May 1970
5-Month
44.6°F
(7.0°C)
46.2°F
(7.9°C)
-1.6°F
(-0.9°C)
24th Coolest Coolest since: 1968 1978
105th Warmest Warmest since: 1969 2012
Ties: 1902
Dec 1969–May 1970
6-Month
42.5°F
(5.8°C)
44.2°F
(6.8°C)
-1.7°F
(-1.0°C)
15th Coolest Coolest since: 1963 1978
113th Warmest Warmest since: 1969 2012
Ties: 1960, 1963
Nov 1969–May 1970
7-Month
42.4°F
(5.8°C)
44.3°F
(6.8°C)
-1.9°F
(-1.0°C)
15th Coolest Coolest since: 1960 1978
113th Warmest Warmest since: 1969 2012
Oct 1969–May 1970
8-Month
44.2°F
(6.8°C)
46.0°F
(7.8°C)
-1.8°F
(-1.0°C)
16th Coolest Coolest since: 1960 1978
112th Warmest Warmest since: 1969 2012
Ties: 1905, 1920
Sep 1969–May 1970
9-Month
46.8°F
(8.2°C)
48.6°F
(9.2°C)
-1.8°F
(-1.0°C)
13th Coolest Coolest since: 1968 1978
115th Warmest Warmest since: 1969 2012
Ties: 1968
Aug 1969–May 1970
10-Month
49.5°F
(9.7°C)
51.2°F
(10.7°C)
-1.7°F
(-1.0°C)
10th Coolest Coolest since: 1968 1978
118th Warmest Warmest since: 1969 2012
Jul 1969–May 1970
11-Month
52.2°F
(11.2°C)
53.7°F
(12.1°C)
-1.5°F
(-0.9°C)
12th Coolest Coolest since: 1968 1918
116th Warmest Warmest since: 1969 2012
Ties: 1958
Jun 1969–May 1970
12-Month
53.9°F
(12.2°C)
55.3°F
(12.9°C)
-1.4°F
(-0.7°C)
12th Coolest Coolest since: 1968 1904, 1918
116th Warmest Warmest since: 1969 2012
Ties: 1993, 2014
Dec 1968–May 1970
18-Month
50.3°F
(10.2°C)
51.7°F
(10.9°C)
-1.4°F
(-0.7°C)
8th Coolest Coolest since: 1918 1979
119th Warmest Warmest since: 1969 2017
Ties: 1899, 2015
Jun 1968–May 1970
24-Month
54.2°F
(12.3°C)
55.4°F
(13.0°C)
-1.2°F
(-0.7°C)
9th Coolest Coolest since: 1969 1905, 1978
118th Warmest Warmest since: 1968 2017
Ties: 1900, 1913, 1952, 2015
Jun 1967–May 1970
36-Month
53.9°F
(12.2°C)
55.4°F
(13.0°C)
-1.5°F
(-0.8°C)
5th Coolest Coolest since: 1906 1979
121st Warmest Warmest since: 1969 2018
Jun 1966–May 1970
48-Month
54.3°F
(12.4°C)
55.3°F
(12.9°C)
-1.0°F
(-0.5°C)
9th Coolest Coolest since: 1907 1980
116th Warmest Warmest since: 1969 2019
Jun 1965–May 1970
60-Month
54.5°F
(12.5°C)
55.4°F
(13.0°C)
-0.9°F
(-0.5°C)
10th Coolest Coolest since: 1908 1979, 1980, 1981
114th Warmest Warmest since: 1969 2020

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Divisional Time Series, published August 2022, retrieved on August 19, 2022 from https://www.ncei.noaa.gov/cag/