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


Illinois, Climate Division 3. West

Average Temperature Rankings, August 1909

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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Warmest/Coolest
Since
Record
August 1909
1-Month
77.6°F
(25.3°C)
73.6°F
(23.1°C)
4.0°F
(2.2°C)
117th Coolest Coolest since: 1908 1915
10th Warmest Warmest since: 1900 1947
Jul–Aug 1909
2-Month
75.2°F
(24.0°C)
74.8°F
(23.8°C)
0.4°F
(0.2°C)
87th Coolest Coolest since: 1908 1915
40th Warmest Warmest since: 1901 1936
Ties: 1923, 1928, 2019
Jun–Aug 1909
3-Month
74.1°F
(23.4°C)
73.7°F
(23.2°C)
0.4°F
(0.2°C)
76th Coolest Coolest since: 1908 1915
51st Warmest Warmest since: 1901 1936
Ties: 1922
May–Aug 1909
4-Month
70.5°F
(21.4°C)
70.9°F
(21.6°C)
-0.4°F
(-0.2°C)
56th Coolest Coolest since: 1908 1915
71st Warmest Warmest since: 1905 1934
Ties: 1898, 1905, 1942
Apr–Aug 1909
5-Month
66.2°F
(19.0°C)
66.9°F
(19.4°C)
-0.7°F
(-0.4°C)
34th Coolest Coolest since: 1907 1907
93rd Warmest Warmest since: 1908 1934
Ties: 1960, 1972, 1973, 1974, 1984, 1989
Mar–Aug 1909
6-Month
61.4°F
(16.3°C)
62.3°F
(16.8°C)
-0.9°F
(-0.5°C)
32nd Coolest Coolest since: 1907 1950
95th Warmest Warmest since: 1908 2012
Ties: 1899, 1923, 1928, 1940, 1966, 1971, 1975
Feb–Aug 1909
7-Month
57.1°F
(13.9°C)
57.5°F
(14.2°C)
-0.4°F
(-0.3°C)
50th Coolest Coolest since: 1907 1904
77th Warmest Warmest since: 1908 2012
Ties: 1901, 1968, 1992, 2009
Jan–Aug 1909
8-Month
53.1°F
(11.7°C)
53.2°F
(11.8°C)
-0.1°F
(-0.1°C)
60th Coolest Coolest since: 1907 1904
67th Warmest Warmest since: 1908 2012
Ties: 1900
Dec 1908–Aug 1909
9-Month
50.6°F
(10.3°C)
50.4°F
(10.2°C)
0.2°F
(0.1°C)
72nd Coolest Coolest since: 1907 1904
54th Warmest Warmest since: 1908 2012
Ties: 1948
Nov 1908–Aug 1909
10-Month
49.8°F
(9.9°C)
49.5°F
(9.7°C)
0.3°F
(0.2°C)
78th Coolest Coolest since: 1907 1904
48th Warmest Warmest since: 1908 2012
Ties: 1900, 1992
Oct 1908–Aug 1909
11-Month
50.1°F
(10.1°C)
49.9°F
(9.9°C)
0.2°F
(0.2°C)
68th Coolest Coolest since: 1908 1904
58th Warmest Warmest since: 1908 2012
Ties: 1898, 1908, 1916, 1959, 1980
Sep 1908–Aug 1909
12-Month
51.7°F
(10.9°C)
51.3°F
(10.7°C)
0.4°F
(0.2°C)
79th Coolest Coolest since: 1908 1904
47th Warmest Warmest since: 1901 2012
Ties: 1900, 1923, 1946, 1981, 2011
Mar 1908–Aug 1909
18-Month
55.3°F
(12.9°C)
55.0°F
(12.8°C)
0.3°F
(0.1°C)
75th Coolest Coolest since: 1908 1904
51st Warmest Warmest since: 1901 2012
Sep 1907–Aug 1909
24-Month
51.5°F
(10.8°C)
51.2°F
(10.7°C)
0.3°F
(0.1°C)
78th Coolest Coolest since: 1908 1979
47th Warmest Warmest since: 1901 2017
Ties: 1947, 1948, 1976, 1998, 2019
Sep 1906–Aug 1909
36-Month
51.2°F
(10.7°C)
51.2°F
(10.7°C)
0.0°F
(0.0°C)
57th Coolest Coolest since: 1908 1979
67th Warmest Warmest since: 1898 2018
Ties: 1910, 1930, 1937, 1946, 1947, 1959
Sep 1905–Aug 1909
48-Month
51.1°F
(10.6°C)
51.2°F
(10.7°C)
-0.1°F
(-0.1°C)
47th Coolest Coolest since: 1908 1905
76th Warmest Warmest since: 1901 1934
Ties: 1901, 1910, 1946, 1964, 1966, 1967, 1977, 1998
Sep 1904–Aug 1909
60-Month
50.9°F
(10.5°C)
51.2°F
(10.7°C)
-0.3°F
(-0.2°C)
34th Coolest Coolest since: 1908 1906
88th Warmest Warmest since: 1901 1934, 1935
Ties: 1965, 1967, 1986, 1998

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Divisional Time Series, published October 2020, retrieved on October 31, 2020 from https://www.ncdc.noaa.gov/cag/