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 January 2021. For more information, please see Climatological Rankings.


Illinois, Climate Division 8. Southwest

Average Temperature Rankings, May 1929

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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Warmest/Coolest
Since
Record
May 1929
1-Month
61.9°F
(16.6°C)
65.1°F
(18.4°C)
-3.2°F
(-1.8°C)
18th Coolest Coolest since: 1925 1917, 1924
109th Warmest Warmest since: 1928 2018
Ties: 1946
Apr–May 1929
2-Month
59.8°F
(15.4°C)
60.2°F
(15.7°C)
-0.4°F
(-0.3°C)
42nd Coolest Coolest since: 1928 1907
85th Warmest Warmest since: 1927 1896
Ties: 1939, 1952
Mar–May 1929
3-Month
56.4°F
(13.6°C)
55.0°F
(12.8°C)
1.4°F
(0.8°C)
90th Coolest Coolest since: 1928 1960
37th Warmest Warmest since: 1925 2012
Ties: 1936, 2015
Feb–May 1929
4-Month
49.1°F
(9.5°C)
50.0°F
(10.0°C)
-0.9°F
(-0.5°C)
47th Coolest Coolest since: 1928 1978
80th Warmest Warmest since: 1927 2012
Jan–May 1929
5-Month
44.8°F
(7.1°C)
46.1°F
(7.8°C)
-1.3°F
(-0.7°C)
29th Coolest Coolest since: 1924 1978
98th Warmest Warmest since: 1928 2012
Dec 1928–May 1929
6-Month
43.4°F
(6.3°C)
44.2°F
(6.8°C)
-0.8°F
(-0.5°C)
35th Coolest Coolest since: 1928 1978
91st Warmest Warmest since: 1928 2012
Ties: 1906, 1928, 1977, 2001
Nov 1928–May 1929
7-Month
43.6°F
(6.4°C)
44.4°F
(6.9°C)
-0.8°F
(-0.5°C)
36th Coolest Coolest since: 1926 1978
90th Warmest Warmest since: 1928 2012
Ties: 1906, 1915
Oct 1928–May 1929
8-Month
45.6°F
(7.6°C)
45.9°F
(7.7°C)
-0.3°F
(-0.1°C)
41st Coolest Coolest since: 1926 1978
85th Warmest Warmest since: 1928 2012
Ties: 1901, 1907, 1956
Sep 1928–May 1929
9-Month
47.8°F
(8.8°C)
48.5°F
(9.2°C)
-0.7°F
(-0.4°C)
33rd Coolest Coolest since: 1926 1978
93rd Warmest Warmest since: 1928 2012
Ties: 1906
Aug 1928–May 1929
10-Month
50.6°F
(10.3°C)
51.2°F
(10.7°C)
-0.6°F
(-0.4°C)
32nd Coolest Coolest since: 1926 1978
94th Warmest Warmest since: 1928 2012
Ties: 1897, 1906, 2015
Jul 1928–May 1929
11-Month
53.1°F
(11.7°C)
53.7°F
(12.1°C)
-0.6°F
(-0.4°C)
33rd Coolest Coolest since: 1926 1918
93rd Warmest Warmest since: 1928 2012
Ties: 1961, 1971, 1975, 1994
Jun 1928–May 1929
12-Month
54.4°F
(12.4°C)
55.4°F
(13.0°C)
-1.0°F
(-0.6°C)
22nd Coolest Coolest since: 1918 1904, 1918
104th Warmest Warmest since: 1928 2012
Ties: 1975
Dec 1927–May 1929
18-Month
50.7°F
(10.4°C)
51.6°F
(10.9°C)
-0.9°F
(-0.5°C)
16th Coolest Coolest since: 1918 1979
109th Warmest Warmest since: 1928 2017
Ties: 1951, 1961, 1977, 1985
Jun 1927–May 1929
24-Month
54.6°F
(12.6°C)
55.4°F
(13.0°C)
-0.8°F
(-0.4°C)
21st Coolest Coolest since: 1919 1905, 1978
104th Warmest Warmest since: 1928 2017
Ties: 1930, 1951, 1959, 1963, 1977, 1983
Jun 1926–May 1929
36-Month
55.0°F
(12.8°C)
55.4°F
(13.0°C)
-0.4°F
(-0.2°C)
32nd Coolest Coolest since: 1926 1979
92nd Warmest Warmest since: 1928 2018
Ties: 1908, 1926, 1951, 1964, 1995
Jun 1925–May 1929
48-Month
54.9°F
(12.7°C)
55.3°F
(12.9°C)
-0.4°F
(-0.2°C)
23rd Coolest Coolest since: 1920 1980
100th Warmest Warmest since: 1928 2019
Ties: 1900, 1930, 1964, 1985, 1996
Jun 1924–May 1929
60-Month
55.1°F
(12.8°C)
55.4°F
(13.0°C)
-0.3°F
(-0.2°C)
34th Coolest Coolest since: 1928 1979, 1980, 1981
88th Warmest Warmest since: 1928 2020
Ties: 1902, 1912, 1914, 1916, 1928, 1951, 1952, 1960, 1966, 1968, 1977, 1986

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Divisional Time Series, published February 2021, retrieved on March 3, 2021 from https://www.ncdc.noaa.gov/cag/