Divisional Rankings

Divisional Data Info
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Illinois, Climate Division 2. Northeast

Average Temperature Rankings, September 1977

View Period (Months):
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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
September 1977
1-Month
63.8°F
(17.7°C)
63.7°F
(17.6°C)
0.1°F
(0.1°C)
62nd Coolest
Coolest since:
1918
67th Warmest
Warmest since:
1897
Ties: 1964
Aug–Sep 1977
2-Month
66.3°F
(19.1°C)
67.4°F
(19.7°C)
-1.1°F
(-0.6°C)
32nd Coolest
Coolest since:
1902
97th Warmest
Warmest since:
1947
Ties: 1945
Jul–Sep 1977
3-Month
69.4°F
(20.8°C)
69.4°F
(20.8°C)
0.0°F
(0.0°C)
57th Coolest
Coolest since:
1924
72nd Warmest
Warmest since:
1936
Ties: 1932, 1940
Jun–Sep 1977
4-Month
68.9°F
(20.5°C)
69.2°F
(20.7°C)
-0.3°F
(-0.2°C)
46th Coolest
Coolest since:
1915
83rd Warmest
Warmest since:
2005
Ties: 1994
May–Sep 1977
5-Month
68.5°F
(20.3°C)
67.1°F
(19.5°C)
1.4°F
(0.8°C)
99th Coolest
Coolest since:
1924
30th Warmest
Warmest since:
1921, 1988
Ties: 1999, 2002, 2020
Apr–Sep 1977
6-Month
66.1°F
(18.9°C)
63.9°F
(17.7°C)
2.2°F
(1.2°C)
116th Coolest
Coolest since:
1907
13th Warmest
Warmest since:
1921
Ties: 1959, 2016
Mar–Sep 1977
7-Month
62.8°F
(17.1°C)
59.9°F
(15.5°C)
2.9°F
(1.6°C)
123rd Coolest
Coolest since:
1924
6th Warmest
Warmest since:
2012
Ties: 1987, 2016
Feb–Sep 1977
8-Month
58.0°F
(14.4°C)
55.5°F
(13.1°C)
2.5°F
(1.3°C)
120th Coolest
Coolest since:
1904, 1917
9th Warmest
Warmest since:
2012
Ties: 2017
Jan–Sep 1977
9-Month
52.4°F
(11.3°C)
51.7°F
(10.9°C)
0.7°F
(0.4°C)
83rd Coolest
Coolest since:
1904, 1912
46th Warmest
Warmest since:
2012
Ties: 1949, 1976, 2004
Dec 1976–Sep 1977
10-Month
48.9°F
(9.4°C)
49.1°F
(9.5°C)
-0.2°F
(-0.1°C)
48th Coolest
Coolest since:
1904
80th Warmest
Warmest since:
2012
Ties: 1927, 1948, 1959, 1961, 1966, 2008
Nov 1976–Sep 1977
11-Month
47.2°F
(8.4°C)
48.1°F
(8.9°C)
-0.9°F
(-0.5°C)
29th Coolest
Coolest since:
1904
99th Warmest
Warmest since:
2012
Ties: 1967, 1984
Oct 1976–Sep 1977
12-Month
47.2°F
(8.4°C)
48.5°F
(9.2°C)
-1.3°F
(-0.8°C)
17th Coolest
Coolest since:
1904
111th Warmest
Warmest since:
2012
Ties: 1907, 1915
Apr 1976–Sep 1977
18-Month
52.6°F
(11.4°C)
53.6°F
(12.0°C)
-1.0°F
(-0.6°C)
20th Coolest
Coolest since:
1904
108th Warmest
Warmest since:
2012
Ties: 1920
Oct 1975–Sep 1977
24-Month
48.5°F
(9.2°C)
48.4°F
(9.1°C)
0.1°F
(0.1°C)
58th Coolest
Coolest since:
1918
69th Warmest
Warmest since:
2017
Ties: 1897, 1920, 1938, 1950, 1957, 1964
Oct 1974–Sep 1977
36-Month
48.5°F
(9.2°C)
48.4°F
(9.1°C)
0.1°F
(0.1°C)
60th Coolest
Coolest since:
1979
66th Warmest
Warmest since:
2000
Ties: 1900, 1915, 1946, 1948, 1950
Oct 1973–Sep 1977
48-Month
48.6°F
(9.2°C)
48.4°F
(9.1°C)
0.2°F
(0.1°C)
65th Coolest
Coolest since:
1905, 1918
60th Warmest
Warmest since:
2001, 2002, 2019
Ties: 1901, 1931, 1943, 1985
Oct 1972–Sep 1977
60-Month
48.7°F
(9.3°C)
48.4°F
(9.1°C)
0.3°F
(0.2°C)
73rd Coolest
Coolest since:
1905, 1906
51st Warmest
Warmest since:
2002
Ties: 1944, 1945, 1959

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