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 May 2022. For more information, please see Climatological Rankings.
Illinois, Climate Division 8. Southwest
Average Temperature Rankings, May 2011
View Period (Months):All1234567891011121824364860
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| Period | Value | 1901-2000 Mean |
Anomaly | Rank (1895-2022) |
Warmest/Coolest Since |
Record |
|---|---|---|---|---|---|---|
|
May 2011 1-Month |
65.0°F (18.3°C) | 65.1°F (18.4°C) |
-0.1°F (-0.1°C) | 57th Coolest | Coolest since: 2008 | 1917, 1924 |
| 72nd Warmest | Warmest since: 2010 | 2018 | ||||
| Ties: 1980 | ||||||
|
Apr–May 2011 2-Month |
62.0°F (16.7°C) | 60.1°F (15.6°C) |
1.9°F (1.1°C) | 100th Coolest | Coolest since: 2009 | 1907 |
| 29th Warmest | Warmest since: 2010 | 1896 | ||||
|
Mar–May 2011 3-Month |
56.8°F (13.8°C) | 55.0°F (12.8°C) |
1.8°F (1.0°C) | 100th Coolest | Coolest since: 2009 | 1960 |
| 29th Warmest | Warmest since: 2010 | 2012 | ||||
| Ties: 1945 | ||||||
|
Feb–May 2011 4-Month |
51.7°F (10.9°C) | 49.9°F (9.9°C) |
1.8°F (1.0°C) | 101st Coolest | Coolest since: 2010 | 1978 |
| 28th Warmest | Warmest since: 2009 | 2012 | ||||
| Ties: 1953, 2007 | ||||||
|
Jan–May 2011 5-Month |
47.0°F (8.3°C) | 46.1°F (7.8°C) |
0.9°F (0.5°C) | 82nd Coolest | Coolest since: 2010 | 1978 |
| 47th Warmest | Warmest since: 2009 | 2012 | ||||
| Ties: 1959 | ||||||
|
Dec 2010–May 2011 6-Month |
44.1°F (6.7°C) | 44.3°F (6.8°C) |
-0.2°F (-0.1°C) | 54th Coolest | Coolest since: 2008 | 1978 |
| 74th Warmest | Warmest since: 2010 | 2012 | ||||
| Ties: 1937, 1959 | ||||||
|
Nov 2010–May 2011 7-Month |
44.5°F (6.9°C) | 44.3°F (6.8°C) |
0.2°F (0.1°C) | 59th Coolest | Coolest since: 2008 | 1978 |
| 69th Warmest | Warmest since: 2010 | 2012 | ||||
| Ties: 1898, 1916, 1930, 1952 | ||||||
|
Oct 2010–May 2011 8-Month |
46.4°F (8.0°C) | 46.0°F (7.8°C) |
0.4°F (0.2°C) | 75th Coolest | Coolest since: 2010 | 1978 |
| 53rd Warmest | Warmest since: 2010 | 2012 | ||||
| Ties: 1896, 1909, 2008, 2010, 2013 | ||||||
|
Sep 2010–May 2011 9-Month |
48.9°F (9.4°C) | 48.5°F (9.2°C) |
0.4°F (0.2°C) | 74th Coolest | Coolest since: 2010 | 1978 |
| 54th Warmest | Warmest since: 2010 | 2012 | ||||
| Ties: 1903, 1908, 1967, 1981, 1985, 1990, 2009, 2010 | ||||||
|
Aug 2010–May 2011 10-Month |
52.0°F (11.1°C) | 51.3°F (10.7°C) |
0.7°F (0.4°C) | 85th Coolest | Coolest since: 2010 | 1978 |
| 43rd Warmest | Warmest since: 2008 | 2012 | ||||
| Ties: 1909, 1937, 1953, 2018 | ||||||
|
Jul 2010–May 2011 11-Month |
54.6°F (12.6°C) | 53.7°F (12.1°C) |
0.9°F (0.5°C) | 91st Coolest | Coolest since: 2010 | 1918 |
| 37th Warmest | Warmest since: 2008 | 2012 | ||||
| Ties: 1946, 1953, 2013 | ||||||
|
Jun 2010–May 2011 12-Month |
56.6°F (13.7°C) | 55.4°F (13.0°C) |
1.2°F (0.7°C) | 102nd Coolest | Coolest since: 2010 | 1904, 1918 |
| 26th Warmest | Warmest since: 2007 | 2012 | ||||
| Ties: 1937, 2019 | ||||||
|
Dec 2009–May 2011 18-Month |
52.6°F (11.4°C) | 51.7°F (10.9°C) |
0.9°F (0.5°C) | 96th Coolest | Coolest since: 2010 | 1979 |
| 31st Warmest | Warmest since: 2008 | 2017 | ||||
| Ties: 2003 | ||||||
|
Jun 2009–May 2011 24-Month |
56.0°F (13.3°C) | 55.4°F (13.0°C) |
0.6°F (0.3°C) | 90th Coolest | Coolest since: 2010 | 1905, 1978 |
| 37th Warmest | Warmest since: 2009 | 2017 | ||||
| Ties: 2009 | ||||||
|
Jun 2008–May 2011 36-Month |
55.8°F (13.2°C) | 55.3°F (12.9°C) |
0.5°F (0.3°C) | 81st Coolest | Coolest since: 2010 | 1979 |
| 45th Warmest | Warmest since: 2010 | 2018 | ||||
| Ties: 1924, 1941, 1942, 1950, 2003, 2010 | ||||||
|
Jun 2007–May 2011 48-Month |
56.0°F (13.3°C) | 55.4°F (13.0°C) |
0.6°F (0.3°C) | 91st Coolest | Coolest since: 2010 | 1980 |
| 34th Warmest | Warmest since: 2010 | 2019 | ||||
| Ties: 1938, 1939, 1944, 1988, 1989, 1991, 2004, 2010 | ||||||
|
Jun 2006–May 2011 60-Month |
56.1°F (13.4°C) | 55.3°F (12.9°C) |
0.8°F (0.5°C) | 91st Coolest | Coolest since: 2005 | 1979, 1980, 1981 |
| 33rd Warmest | Warmest since: 2010 | 2020 | ||||
| Ties: 1933, 1937, 1941, 1955, 1991, 2005 | ||||||
Citing This Page
- NOAA National Centers for Environmental information, Climate at a Glance: Divisional Time Series, published June 2022, retrieved on July 5, 2022 from https://www.ncei.noaa.gov/cag/