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 July 2022. For more information, please see Climatological Rankings.


Illinois, Climate Division 8. Southwest

Average Temperature Rankings, August 1930

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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Warmest/Coolest
Since
Record
August 1930
1-Month
78.3°F
(25.7°C)
76.0°F
(24.4°C)
2.3°F
(1.3°C)
107th Coolest Coolest since: 1929 1915
21st Warmest Warmest since: 1918 1936
Jul–Aug 1930
2-Month
80.2°F
(26.8°C)
77.0°F
(25.0°C)
3.2°F
(1.8°C)
120th Coolest Coolest since: 1929 1967
8th Warmest Warmest since: 1901 1936
Ties: 2011
Jun–Aug 1930
3-Month
77.9°F
(25.5°C)
75.9°F
(24.4°C)
2.0°F
(1.1°C)
110th Coolest Coolest since: 1929 1915, 1927
18th Warmest Warmest since: 1914 1936
May–Aug 1930
4-Month
74.9°F
(23.8°C)
73.3°F
(22.9°C)
1.6°F
(0.9°C)
106th Coolest Coolest since: 1929 1967
22nd Warmest Warmest since: 1921 1936
Ties: 1921, 1943, 1977
Apr–Aug 1930
5-Month
71.7°F
(22.1°C)
69.7°F
(20.9°C)
2.0°F
(1.2°C)
115th Coolest Coolest since: 1929 1907
13th Warmest Warmest since: 1914 2010
Mar–Aug 1930
6-Month
66.9°F
(19.4°C)
65.5°F
(18.6°C)
1.4°F
(0.8°C)
106th Coolest Coolest since: 1929 1904
22nd Warmest Warmest since: 1925 2012
Feb–Aug 1930
7-Month
63.6°F
(17.6°C)
61.1°F
(16.2°C)
2.5°F
(1.4°C)
119th Coolest Coolest since: 1929 1904
9th Warmest Warmest since: 1921 2012
Ties: 2010
Jan–Aug 1930
8-Month
58.7°F
(14.8°C)
57.4°F
(14.1°C)
1.3°F
(0.7°C)
98th Coolest Coolest since: 1929 1912
30th Warmest Warmest since: 1925 2012
Dec 1929–Aug 1930
9-Month
56.1°F
(13.4°C)
54.8°F
(12.7°C)
1.3°F
(0.7°C)
100th Coolest Coolest since: 1929 1904
27th Warmest Warmest since: 1925 2012
Ties: 1896, 1925, 1995
Nov 1929–Aug 1930
10-Month
54.5°F
(12.5°C)
53.8°F
(12.1°C)
0.7°F
(0.4°C)
82nd Coolest Coolest since: 1929 1904
45th Warmest Warmest since: 1925 2012
Ties: 1909, 1935, 1992
Oct 1929–Aug 1930
11-Month
54.7°F
(12.6°C)
54.1°F
(12.3°C)
0.6°F
(0.3°C)
77th Coolest Coolest since: 1929 1904
50th Warmest Warmest since: 1925 2012
Ties: 1898, 1909, 1913, 2019
Sep 1929–Aug 1930
12-Month
55.8°F
(13.2°C)
55.4°F
(13.0°C)
0.4°F
(0.2°C)
68th Coolest Coolest since: 1929 1904
59th Warmest Warmest since: 1925 2012
Ties: 1988
Mar 1929–Aug 1930
18-Month
59.0°F
(15.0°C)
58.7°F
(14.8°C)
0.3°F
(0.2°C)
69th Coolest Coolest since: 1929 1904
58th Warmest Warmest since: 1923 2012
Ties: 1896, 1965, 1983
Sep 1928–Aug 1930
24-Month
55.1°F
(12.8°C)
55.4°F
(13.0°C)
-0.3°F
(-0.2°C)
41st Coolest Coolest since: 1929 1979
85th Warmest Warmest since: 1926 2017
Ties: 1902, 1945, 1958, 1967, 1984
Sep 1927–Aug 1930
36-Month
55.2°F
(12.9°C)
55.4°F
(13.0°C)
-0.2°F
(-0.1°C)
44th Coolest Coolest since: 1929 1979
81st Warmest Warmest since: 1927 2018
Ties: 1902, 1914, 1958, 1964, 1965, 1983, 1986
Sep 1926–Aug 1930
48-Month
55.1°F
(12.8°C)
55.4°F
(13.0°C)
-0.3°F
(-0.2°C)
36th Coolest Coolest since: 1929 1980
88th Warmest Warmest since: 1928 2019
Ties: 1917, 1951, 1973, 1983
Sep 1925–Aug 1930
60-Month
55.0°F
(12.8°C)
55.4°F
(13.0°C)
-0.4°F
(-0.2°C)
28th Coolest Coolest since: 1928 1906
95th Warmest Warmest since: 1929 2020
Ties: 1902, 1909, 1912, 1928, 1960, 1965

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Divisional Time Series, published August 2022, retrieved on August 17, 2022 from https://www.ncei.noaa.gov/cag/