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


Illinois

Average Temperature Rankings, September 1969

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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Warmest/Coolest
Since
Record
September 1969
1-Month
65.4°F
(18.6°C)
66.2°F
(19.0°C)
-0.8°F
(-0.4°C)
45th Coolest Coolest since: 1968 1918
82nd Warmest Warmest since: 1965 1925, 1933
Ties: 1923
Aug–Sep 1969
2-Month
69.2°F
(20.7°C)
69.8°F
(21.0°C)
-0.6°F
(-0.3°C)
42nd Coolest Coolest since: 1967 1967
85th Warmest Warmest since: 1968 1936
Ties: 1923, 1934, 1943, 2006, 2011, 2012, 2014, 2020
Jul–Sep 1969
3-Month
71.5°F
(21.9°C)
71.7°F
(22.1°C)
-0.2°F
(-0.2°C)
55th Coolest Coolest since: 1968 1967
72nd Warmest Warmest since: 1961 1936
Ties: 1899, 1990, 2013
Jun–Sep 1969
4-Month
70.8°F
(21.6°C)
71.7°F
(22.1°C)
-0.9°F
(-0.5°C)
35th Coolest Coolest since: 1967 1915, 1924
92nd Warmest Warmest since: 1968 1936
Ties: 1972, 1997
May–Sep 1969
5-Month
69.1°F
(20.6°C)
69.7°F
(20.9°C)
-0.6°F
(-0.3°C)
35th Coolest Coolest since: 1968 1924
92nd Warmest Warmest since: 1965 1936
Ties: 1920, 1963, 1979, 1982, 1990, 2008, 2014
Apr–Sep 1969
6-Month
66.5°F
(19.2°C)
66.8°F
(19.3°C)
-0.3°F
(-0.1°C)
46th Coolest Coolest since: 1968 1907
81st Warmest Warmest since: 1965 2010
Ties: 1897, 1912, 1947, 2004
Mar–Sep 1969
7-Month
61.8°F
(16.6°C)
62.8°F
(17.1°C)
-1.0°F
(-0.5°C)
24th Coolest Coolest since: 1967 1924
103rd Warmest Warmest since: 1968 2012
Ties: 1940, 1966, 1993, 2014
Feb–Sep 1969
8-Month
57.9°F
(14.4°C)
58.6°F
(14.8°C)
-0.7°F
(-0.4°C)
35th Coolest Coolest since: 1967 1904
92nd Warmest Warmest since: 1968 2012
Ties: 1906
Jan–Sep 1969
9-Month
54.0°F
(12.2°C)
54.9°F
(12.7°C)
-0.9°F
(-0.5°C)
29th Coolest Coolest since: 1967 1904, 1912
98th Warmest Warmest since: 1968 2012
Ties: 1962, 1997
Dec 1968–Sep 1969
10-Month
51.5°F
(10.8°C)
52.4°F
(11.3°C)
-0.9°F
(-0.5°C)
26th Coolest Coolest since: 1967 1904
100th Warmest Warmest since: 1968 2012
Ties: 1907, 1967, 1970
Nov 1968–Sep 1969
11-Month
50.5°F
(10.3°C)
51.4°F
(10.8°C)
-0.9°F
(-0.5°C)
28th Coolest Coolest since: 1963 1904
98th Warmest Warmest since: 1968 2012
Ties: 1977
Oct 1968–Sep 1969
12-Month
50.8°F
(10.4°C)
51.6°F
(10.9°C)
-0.8°F
(-0.5°C)
28th Coolest Coolest since: 1967 1904
98th Warmest Warmest since: 1968 2012
Ties: 1962, 1967
Apr 1968–Sep 1969
18-Month
56.0°F
(13.3°C)
56.7°F
(13.7°C)
-0.7°F
(-0.4°C)
31st Coolest Coolest since: 1968 1904, 1918
95th Warmest Warmest since: 1966 2012
Ties: 1926, 1936, 1963, 1975
Oct 1967–Sep 1969
24-Month
50.9°F
(10.5°C)
51.6°F
(10.9°C)
-0.7°F
(-0.4°C)
25th Coolest Coolest since: 1968 1979
100th Warmest Warmest since: 1968 2017
Ties: 1906, 1952, 1962, 1968, 1994
Oct 1966–Sep 1969
36-Month
50.9°F
(10.5°C)
51.6°F
(10.9°C)
-0.7°F
(-0.4°C)
21st Coolest Coolest since: 1963 1979
103rd Warmest Warmest since: 1968 2018
Ties: 1926
Oct 1965–Sep 1969
48-Month
51.0°F
(10.6°C)
51.6°F
(10.9°C)
-0.6°F
(-0.3°C)
21st Coolest Coolest since: 1963 1905
102nd Warmest Warmest since: 1968 2019
Ties: 1908, 1962
Oct 1964–Sep 1969
60-Month
51.0°F
(10.6°C)
51.6°F
(10.9°C)
-0.6°F
(-0.3°C)
18th Coolest Coolest since: 1963 1906
104th Warmest Warmest since: 1968 2020
Ties: 1902, 1927, 1928, 1930

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published January 2021, retrieved on January 22, 2021 from https://www.ncdc.noaa.gov/cag/