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 5. East

Average Temperature Rankings, September 1971

View Period (Months):All1234567891011121824364860
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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Warmest/Coolest
Since
Record
September 1971
1-Month
68.2°F
(20.1°C)
65.1°F
(18.4°C)
3.1°F
(1.7°C)
103rd Coolest Coolest since: 1970 1918
23rd Warmest Warmest since: 1961 1925
Ties: 1941
Aug–Sep 1971
2-Month
69.2°F
(20.7°C)
68.6°F
(20.3°C)
0.6°F
(0.4°C)
74th Coolest Coolest since: 1969 1902, 1967
52nd Warmest Warmest since: 1970 1936
Ties: 1944
Jul–Sep 1971
3-Month
69.7°F
(20.9°C)
70.5°F
(21.4°C)
-0.8°F
(-0.5°C)
38th Coolest Coolest since: 1967 1967
88th Warmest Warmest since: 1970 1936
Ties: 1942, 1956, 1966
Jun–Sep 1971
4-Month
71.2°F
(21.8°C)
70.6°F
(21.4°C)
0.6°F
(0.4°C)
81st Coolest Coolest since: 1970 1915
45th Warmest Warmest since: 1959 1936
Ties: 1932, 1948
May–Sep 1971
5-Month
68.6°F
(20.3°C)
68.6°F
(20.3°C)
0.0°F
(0.0°C)
57th Coolest Coolest since: 1969 1924
69th Warmest Warmest since: 1970 1936
Ties: 1937, 1965, 2006
Apr–Sep 1971
6-Month
65.6°F
(18.7°C)
65.5°F
(18.6°C)
0.1°F
(0.1°C)
60th Coolest Coolest since: 1969 1907
66th Warmest Warmest since: 1970 1991
Ties: 1965
Mar–Sep 1971
7-Month
61.3°F
(16.3°C)
61.6°F
(16.4°C)
-0.3°F
(-0.1°C)
47th Coolest Coolest since: 1969 1924
79th Warmest Warmest since: 1970 2012
Ties: 1900, 1901, 1918, 1978, 2008, 2013
Feb–Sep 1971
8-Month
57.2°F
(14.0°C)
57.4°F
(14.1°C)
-0.2°F
(-0.1°C)
57th Coolest Coolest since: 1969 1904
69th Warmest Warmest since: 1970 2012
Ties: 1913, 1918, 1935, 1974, 2013
Jan–Sep 1971
9-Month
53.0°F
(11.7°C)
53.6°F
(12.0°C)
-0.6°F
(-0.3°C)
44th Coolest Coolest since: 1970 1904
82nd Warmest Warmest since: 1968 2012
Ties: 1968
Dec 1970–Sep 1971
10-Month
50.9°F
(10.5°C)
51.1°F
(10.6°C)
-0.2°F
(-0.1°C)
56th Coolest Coolest since: 1970 1904
69th Warmest Warmest since: 1964 2012
Ties: 1935, 1964, 1993
Nov 1970–Sep 1971
11-Month
49.8°F
(9.9°C)
50.1°F
(10.1°C)
-0.3°F
(-0.2°C)
54th Coolest Coolest since: 1970 1904
71st Warmest Warmest since: 1966 2012
Ties: 1916, 1948
Oct 1970–Sep 1971
12-Month
50.1°F
(10.1°C)
50.3°F
(10.2°C)
-0.2°F
(-0.1°C)
52nd Coolest Coolest since: 1970 1904
73rd Warmest Warmest since: 1966 2012
Ties: 1916, 1923, 1956, 1993
Apr 1970–Sep 1971
18-Month
55.6°F
(13.1°C)
55.4°F
(13.0°C)
0.2°F
(0.1°C)
72nd Coolest Coolest since: 1970 1904
53rd Warmest Warmest since: 1964 2012
Ties: 1896, 1898, 1913, 1944, 1973, 1990
Oct 1969–Sep 1971
24-Month
49.7°F
(9.8°C)
50.3°F
(10.2°C)
-0.6°F
(-0.4°C)
33rd Coolest Coolest since: 1970 1905
91st Warmest Warmest since: 1967 2017
Oct 1968–Sep 1971
36-Month
49.7°F
(9.8°C)
50.3°F
(10.2°C)
-0.6°F
(-0.4°C)
27th Coolest Coolest since: 1970 1904
96th Warmest Warmest since: 1968 2018
Ties: 1908, 1909, 1960, 1968
Oct 1967–Sep 1971
48-Month
49.7°F
(9.8°C)
50.3°F
(10.2°C)
-0.6°F
(-0.4°C)
26th Coolest Coolest since: 1970 1905
96th Warmest Warmest since: 1969 2019
Ties: 1899, 1909, 1961, 1968, 1969
Oct 1966–Sep 1971
60-Month
49.6°F
(9.8°C)
50.2°F
(10.1°C)
-0.6°F
(-0.3°C)
18th Coolest Coolest since: 1970 1905, 1906
103rd Warmest Warmest since: 1970 2002
Ties: 1910, 1913, 1927, 1930, 1963, 1970

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Divisional Time Series, published March 2020, retrieved on April 4, 2020 from https://www.ncdc.noaa.gov/cag/