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 February 2020. 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
(1895-2019)
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)
104th 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)
106th 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)
65th Coolest Coolest since: 1969 1960
61st 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)
54th Coolest Coolest since: 1969 1978
72nd 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
102nd 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
110th 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
110th 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
109th 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
112th 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
115th 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
113th 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
113th 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
116th 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
115th 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
118th 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
113th 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
111th Warmest Warmest since: 1969 1935, 2019

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Divisional Time Series, published March 2020, retrieved on April 3, 2020 from https://www.ncdc.noaa.gov/cag/