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


Illinois, Climate Division 3. West

Average Temperature Rankings, August 1977

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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Warmest/Coolest
Since
Record
August 1977
1-Month
71.0°F
(21.7°C)
73.6°F
(23.1°C)
-2.6°F
(-1.4°C)
16th Coolest Coolest since: 1976 1915
111th Warmest Warmest since: 1975 1947
Ties: 1974, 1994
Jul–Aug 1977
2-Month
74.8°F
(23.8°C)
74.8°F
(23.8°C)
0.0°F
(0.0°C)
70th Coolest Coolest since: 1976 1915
57th Warmest Warmest since: 1969 1936
Ties: 1948, 1969
Jun–Aug 1977
3-Month
73.6°F
(23.1°C)
73.7°F
(23.2°C)
-0.1°F
(-0.1°C)
62nd Coolest Coolest since: 1976 1915
65th Warmest Warmest since: 1975 1936
Ties: 1948
May–Aug 1977
4-Month
72.4°F
(22.4°C)
70.9°F
(21.6°C)
1.5°F
(0.8°C)
99th Coolest Coolest since: 1976 1915
28th Warmest Warmest since: 1959 1934
Apr–Aug 1977
5-Month
69.5°F
(20.8°C)
67.0°F
(19.4°C)
2.5°F
(1.4°C)
117th Coolest Coolest since: 1976 1907
10th Warmest Warmest since: 1955 1934
Ties: 1914, 1921, 1941
Mar–Aug 1977
6-Month
65.3°F
(18.5°C)
62.3°F
(16.8°C)
3.0°F
(1.7°C)
119th Coolest Coolest since: 1976 1950
8th Warmest Warmest since: 1936 2012
Feb–Aug 1977
7-Month
60.1°F
(15.6°C)
57.5°F
(14.2°C)
2.6°F
(1.4°C)
120th Coolest Coolest since: 1976 1904
7th Warmest Warmest since: 1938 2012
Jan–Aug 1977
8-Month
53.7°F
(12.1°C)
53.2°F
(11.8°C)
0.5°F
(0.3°C)
74th Coolest Coolest since: 1975 1904
53rd Warmest Warmest since: 1976 2012
Dec 1976–Aug 1977
9-Month
50.3°F
(10.2°C)
50.5°F
(10.3°C)
-0.2°F
(-0.1°C)
57th Coolest Coolest since: 1975 1904
69th Warmest Warmest since: 1976 2012
Ties: 1928, 1966
Nov 1976–Aug 1977
10-Month
48.5°F
(9.2°C)
49.4°F
(9.7°C)
-0.9°F
(-0.5°C)
30th Coolest Coolest since: 1970 1904
96th Warmest Warmest since: 1976 2012
Ties: 1907, 1927, 1994, 2009
Oct 1976–Aug 1977
11-Month
48.4°F
(9.1°C)
49.9°F
(9.9°C)
-1.5°F
(-0.8°C)
16th Coolest Coolest since: 1960 1904
110th Warmest Warmest since: 1976 2012
Ties: 1905, 1958, 1997
Sep 1976–Aug 1977
12-Month
49.7°F
(9.8°C)
51.2°F
(10.7°C)
-1.5°F
(-0.9°C)
16th Coolest Coolest since: 1960 1904
110th Warmest Warmest since: 1976 2012
Ties: 1958, 1994
Mar 1976–Aug 1977
18-Month
54.0°F
(12.2°C)
54.9°F
(12.7°C)
-0.9°F
(-0.5°C)
25th Coolest Coolest since: 1970 1904
101st Warmest Warmest since: 1976 2012
Ties: 1929
Sep 1975–Aug 1977
24-Month
51.1°F
(10.6°C)
51.3°F
(10.7°C)
-0.2°F
(-0.1°C)
51st Coolest Coolest since: 1971 1979
74th Warmest Warmest since: 1976 2017
Ties: 1898, 1928, 1958, 1983, 1986, 1995, 2010
Sep 1974–Aug 1977
36-Month
50.9°F
(10.5°C)
51.2°F
(10.7°C)
-0.3°F
(-0.2°C)
41st Coolest Coolest since: 1972 1979
83rd Warmest Warmest since: 1976 2018
Ties: 1900, 1901, 1913, 1945
Sep 1973–Aug 1977
48-Month
51.1°F
(10.6°C)
51.2°F
(10.7°C)
-0.1°F
(-0.1°C)
47th Coolest Coolest since: 1973 1905
76th Warmest Warmest since: 1976 1934
Ties: 1901, 1909, 1910, 1946, 1964, 1966, 1967, 1998
Sep 1972–Aug 1977
60-Month
51.1°F
(10.6°C)
51.2°F
(10.7°C)
-0.1°F
(-0.1°C)
47th Coolest Coolest since: 1975 1906
75th Warmest Warmest since: 1976 1934, 1935
Ties: 1916, 1921, 1926, 1947, 1951, 1952, 1975, 1984

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Divisional Time Series, published January 2021, retrieved on January 26, 2021 from https://www.ncdc.noaa.gov/cag/