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


Illinois

Average Temperature Rankings, September 1910

View Period (Months):All1234567891011121824364860
Download: xml csv json
  • Record Coolest
  • Bottom 1/10
  • Bottom 1/3
  • Normal
  • Top 1/3
  • Top 1/10
  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Warmest/Coolest
Since
Record
September 1910
1-Month
65.9°F
(18.8°C)
66.2°F
(19.0°C)
-0.3°F
(-0.2°C)
55th Coolest Coolest since: 1909 1918
71st Warmest Warmest since: 1908 1925, 1933
Ties: 1965, 2009
Aug–Sep 1910
2-Month
69.0°F
(20.6°C)
69.8°F
(21.0°C)
-0.8°F
(-0.4°C)
38th Coolest Coolest since: 1907 1967
88th Warmest Warmest since: 1909 1936
Ties: 1957
Jul–Sep 1910
3-Month
71.2°F
(21.8°C)
71.7°F
(22.1°C)
-0.5°F
(-0.3°C)
46th Coolest Coolest since: 1909 1967
80th Warmest Warmest since: 1908 1936
Ties: 1956
Jun–Sep 1910
4-Month
70.7°F
(21.5°C)
71.6°F
(22.0°C)
-0.9°F
(-0.5°C)
33rd Coolest Coolest since: 1907 1915, 1924
93rd Warmest Warmest since: 1909 1936
Ties: 1975
May–Sep 1910
5-Month
68.0°F
(20.0°C)
69.8°F
(21.0°C)
-1.8°F
(-1.0°C)
14th Coolest Coolest since: 1907 1924
112th Warmest Warmest since: 1909 1936
Ties: 1928
Apr–Sep 1910
6-Month
65.3°F
(18.5°C)
66.7°F
(19.3°C)
-1.4°F
(-0.8°C)
17th Coolest Coolest since: 1907 1907
109th Warmest Warmest since: 1909 2010
Ties: 1902, 1935, 1974, 1996
Mar–Sep 1910
7-Month
63.2°F
(17.3°C)
62.8°F
(17.1°C)
0.4°F
(0.2°C)
66th Coolest Coolest since: 1909 1924
60th Warmest Warmest since: 1908 2012
Ties: 1900
Feb–Sep 1910
8-Month
58.4°F
(14.7°C)
58.7°F
(14.8°C)
-0.3°F
(-0.1°C)
56th Coolest Coolest since: 1909 1904
70th Warmest Warmest since: 1908 2012
Ties: 1943, 1992
Jan–Sep 1910
9-Month
54.7°F
(12.6°C)
55.0°F
(12.8°C)
-0.3°F
(-0.2°C)
55th Coolest Coolest since: 1909 1904, 1912
71st Warmest Warmest since: 1908 2012
Ties: 1945, 1948, 1974, 1980
Dec 1909–Sep 1910
10-Month
51.2°F
(10.7°C)
52.4°F
(11.3°C)
-1.2°F
(-0.6°C)
20th Coolest Coolest since: 1905 1904
105th Warmest Warmest since: 1909 2012
Nov 1909–Sep 1910
11-Month
51.0°F
(10.6°C)
51.3°F
(10.7°C)
-0.3°F
(-0.1°C)
45th Coolest Coolest since: 1907 1904
80th Warmest Warmest since: 1909 2012
Ties: 1936, 1956, 1965, 2008
Oct 1909–Sep 1910
12-Month
50.9°F
(10.5°C)
51.6°F
(10.9°C)
-0.7°F
(-0.4°C)
31st Coolest Coolest since: 1907 1904
94th Warmest Warmest since: 1909 2012
Ties: 1929
Apr 1909–Sep 1910
18-Month
55.8°F
(13.2°C)
56.7°F
(13.7°C)
-0.9°F
(-0.5°C)
23rd Coolest Coolest since: 1908 1904, 1918
102nd Warmest Warmest since: 1909 2012
Ties: 1927, 1958, 1970, 1978, 1994
Oct 1908–Sep 1910
24-Month
51.3°F
(10.7°C)
51.7°F
(10.9°C)
-0.4°F
(-0.2°C)
41st Coolest Coolest since: 1908 1979
83rd Warmest Warmest since: 1909 2017
Ties: 1919, 1937
Oct 1907–Sep 1910
36-Month
51.5°F
(10.8°C)
51.6°F
(10.9°C)
-0.1°F
(-0.1°C)
50th Coolest Coolest since: 1909 1979
73rd Warmest Warmest since: 1898 2018
Ties: 1925, 1945, 1977, 1986
Oct 1906–Sep 1910
48-Month
51.2°F
(10.7°C)
51.6°F
(10.9°C)
-0.4°F
(-0.2°C)
31st Coolest Coolest since: 1908 1905
91st Warmest Warmest since: 1909 2019
Ties: 1972, 1996
Oct 1905–Sep 1910
60-Month
51.3°F
(10.7°C)
51.6°F
(10.9°C)
-0.3°F
(-0.2°C)
35th Coolest Coolest since: 1909 1906
86th Warmest Warmest since: 1901 2002
Ties: 1900, 1960, 1966, 1967, 1973

Citing This Page

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