Statewide Rankings

Statewide Data Info
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Illinois

Average Temperature Rankings, September 1905

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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
September 1905
1-Month
67.3°F
(19.6°C)
66.2°F
(19.0°C)
1.1°F
(0.6°C)
77th Coolest
Coolest since:
1918
52nd Warmest
Warmest since:
1925, 1933
Aug–Sep 1905
2-Month
70.7°F
(21.5°C)
69.8°F
(21.0°C)
0.9°F
(0.5°C)
86th Coolest
Coolest since:
1967
43rd Warmest
Warmest since:
1936
Ties: 1919, 2013
Jul–Sep 1905
3-Month
71.3°F
(21.8°C)
71.7°F
(22.1°C)
-0.4°F
(-0.3°C)
48th Coolest
Coolest since:
1967
81st Warmest
Warmest since:
1936
Ties: 1912, 1920
Jun–Sep 1905
4-Month
71.5°F
(21.9°C)
71.6°F
(22.0°C)
-0.1°F
(-0.1°C)
51st Coolest
Coolest since:
1915, 1924
78th Warmest
Warmest since:
1936
Ties: 1949, 1968, 2013
May–Sep 1905
5-Month
69.7°F
(20.9°C)
69.7°F
(20.9°C)
0.0°F
(0.0°C)
56th Coolest
Coolest since:
1924
73rd Warmest
Warmest since:
1936
Ties: 1926, 1957, 1973
Apr–Sep 1905
6-Month
66.6°F
(19.2°C)
66.7°F
(19.3°C)
-0.1°F
(-0.1°C)
51st Coolest
Coolest since:
1907
78th Warmest
Warmest since:
2010
Ties: 1916, 1943, 1971, 1973, 1981, 2020
Mar–Sep 1905
7-Month
63.4°F
(17.4°C)
62.8°F
(17.1°C)
0.6°F
(0.3°C)
76th Coolest
Coolest since:
1924
53rd Warmest
Warmest since:
2012
Ties: 1942, 1983, 2020
Feb–Sep 1905
8-Month
57.7°F
(14.3°C)
58.7°F
(14.8°C)
-1.0°F
(-0.5°C)
28th Coolest
Coolest since:
1904
101st Warmest
Warmest since:
2012
Ties: 1965, 1966, 2008
Jan–Sep 1905
9-Month
53.4°F
(11.9°C)
55.0°F
(12.8°C)
-1.6°F
(-0.9°C)
13th Coolest
Coolest since:
1904, 1912
116th Warmest
Warmest since:
2012
Ties: 1895, 1918, 1920, 1929, 1960
Dec 1904–Sep 1905
10-Month
50.8°F
(10.4°C)
52.4°F
(11.3°C)
-1.6°F
(-0.9°C)
16th Coolest
Coolest since:
1904
112th Warmest
Warmest since:
2012
Ties: 1963
Nov 1904–Sep 1905
11-Month
50.0°F
(10.0°C)
51.4°F
(10.8°C)
-1.4°F
(-0.8°C)
18th Coolest
Coolest since:
1904
110th Warmest
Warmest since:
2012
Ties: 1960, 1963
Oct 1904–Sep 1905
12-Month
50.3°F
(10.2°C)
51.6°F
(10.9°C)
-1.3°F
(-0.7°C)
16th Coolest
Coolest since:
1904
112th Warmest
Warmest since:
2012
Ties: 1958, 1960, 1977, 1984
Apr 1904–Sep 1905
18-Month
54.9°F
(12.7°C)
56.7°F
(13.7°C)
-1.8°F
(-1.0°C)
4th Coolest
Coolest since:
1904, 1918
124th Warmest
Warmest since:
2012
Oct 1903–Sep 1905
24-Month
49.2°F
(9.6°C)
51.7°F
(10.9°C)
-2.5°F
(-1.3°C)
2nd Coolest
Coolest since:
1979
125th Warmest
Warmest since:
2017
Oct 1902–Sep 1905
36-Month
49.9°F
(9.9°C)
51.6°F
(10.9°C)
-1.7°F
(-1.0°C)
3rd Coolest
Coolest since:
1979
123rd Warmest
Warmest since:
2018
Ties: 1906
Oct 1901–Sep 1905
48-Month
49.8°F
(9.9°C)
51.5°F
(10.8°C)
-1.7°F
(-0.9°C)
1st Coolest
Coolest since:
1905
124th Warmest
Warmest since:
2019
Oct 1900–Sep 1905
60-Month
50.3°F
(10.2°C)
51.6°F
(10.9°C)
-1.3°F
(-0.7°C)
2nd Coolest
Coolest since:
1906
122nd Warmest
Warmest since:
2020
Ties: 1982

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