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 2015
View Period (Months):All1234567891011121824364860
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| Period | Value | 1901-2000 Mean |
Anomaly | Rank (1895-2022) |
Warmest/Coolest Since |
Record |
|---|---|---|---|---|---|---|
|
May 2015 1-Month |
67.3°F (19.6°C) | 65.1°F (18.4°C) |
2.2°F (1.2°C) | 100th Coolest | Coolest since: 2014 | 1917, 1924 |
| 29th Warmest | Warmest since: 2012 | 2018 | ||||
| Ties: 2019 | ||||||
|
Apr–May 2015 2-Month |
62.8°F (17.1°C) | 60.1°F (15.6°C) |
2.7°F (1.5°C) | 113th Coolest | Coolest since: 2014 | 1907 |
| 16th Warmest | Warmest since: 2012 | 1896 | ||||
| Ties: 1959, 1962, 1998 | ||||||
|
Mar–May 2015 3-Month |
56.4°F (13.6°C) | 55.0°F (12.8°C) |
1.4°F (0.8°C) | 90th Coolest | Coolest since: 2014 | 1960 |
| 39th Warmest | Warmest since: 2012 | 2012 | ||||
| Ties: 1929, 1936 | ||||||
|
Feb–May 2015 4-Month |
48.8°F (9.3°C) | 49.9°F (9.9°C) |
-1.1°F (-0.6°C) | 38th Coolest | Coolest since: 2014 | 1978 |
| 91st Warmest | Warmest since: 2013 | 2012 | ||||
| Ties: 1950 | ||||||
|
Jan–May 2015 5-Month |
45.4°F (7.4°C) | 46.2°F (7.9°C) |
-0.8°F (-0.5°C) | 39th Coolest | Coolest since: 2014 | 1978 |
| 90th Warmest | Warmest since: 2013 | 2012 | ||||
| Ties: 1937, 1983, 1985, 1994 | ||||||
|
Dec 2014–May 2015 6-Month |
44.2°F (6.8°C) | 44.2°F (6.8°C) |
0.0°F (0.0°C) | 57th Coolest | Coolest since: 2014 | 1978 |
| 71st Warmest | Warmest since: 2013 | 2012 | ||||
| Ties: 1956 | ||||||
|
Nov 2014–May 2015 7-Month |
43.4°F (6.3°C) | 44.3°F (6.8°C) |
-0.9°F (-0.5°C) | 33rd Coolest | Coolest since: 2014 | 1978 |
| 95th Warmest | Warmest since: 2013 | 2012 | ||||
| Ties: 1948 | ||||||
|
Oct 2014–May 2015 8-Month |
45.3°F (7.4°C) | 46.0°F (7.8°C) |
-0.7°F (-0.4°C) | 36th Coolest | Coolest since: 2014 | 1978 |
| 92nd Warmest | Warmest since: 2013 | 2012 | ||||
| Ties: 1973 | ||||||
|
Sep 2014–May 2015 9-Month |
47.7°F (8.7°C) | 48.5°F (9.2°C) |
-0.8°F (-0.5°C) | 32nd Coolest | Coolest since: 2014 | 1978 |
| 96th Warmest | Warmest since: 2013 | 2012 | ||||
|
Aug 2014–May 2015 10-Month |
50.6°F (10.3°C) | 51.2°F (10.7°C) |
-0.6°F (-0.4°C) | 32nd Coolest | Coolest since: 2014 | 1978 |
| 96th Warmest | Warmest since: 2013 | 2012 | ||||
| Ties: 1897, 1906, 1929 | ||||||
|
Jul 2014–May 2015 11-Month |
52.7°F (11.5°C) | 53.7°F (12.1°C) |
-1.0°F (-0.6°C) | 23rd Coolest | Coolest since: 2014 | 1918 |
| 105th Warmest | Warmest since: 2013 | 2012 | ||||
| Ties: 1920 | ||||||
|
Jun 2014–May 2015 12-Month |
54.6°F (12.6°C) | 55.4°F (13.0°C) |
-0.8°F (-0.4°C) | 27th Coolest | Coolest since: 2014 | 1904, 1918 |
| 101st Warmest | Warmest since: 2013 | 2012 | ||||
| Ties: 1897, 1917, 1920, 1973 | ||||||
|
Dec 2013–May 2015 18-Month |
50.3°F (10.2°C) | 51.6°F (10.9°C) |
-1.3°F (-0.7°C) | 8th Coolest | Coolest since: 1980 | 1979 |
| 119th Warmest | Warmest since: 2014 | 2017 | ||||
| Ties: 1899, 1970 | ||||||
|
Jun 2013–May 2015 24-Month |
54.2°F (12.3°C) | 55.3°F (12.9°C) |
-1.1°F (-0.6°C) | 9th Coolest | Coolest since: 1980 | 1905, 1978 |
| 118th Warmest | Warmest since: 2014 | 2017 | ||||
| Ties: 1900, 1913, 1952, 1970 | ||||||
|
Jun 2012–May 2015 36-Month |
54.9°F (12.7°C) | 55.3°F (12.9°C) |
-0.4°F (-0.2°C) | 28th Coolest | Coolest since: 1984 | 1979 |
| 98th Warmest | Warmest since: 2014 | 2018 | ||||
| Ties: 1900, 1914, 1982 | ||||||
|
Jun 2011–May 2015 48-Month |
56.1°F (13.4°C) | 55.3°F (12.9°C) |
0.8°F (0.5°C) | 97th Coolest | Coolest since: 2011 | 1980 |
| 28th Warmest | Warmest since: 2014 | 2019 | ||||
| Ties: 1924, 1932, 1937, 1940, 1942 | ||||||
|
Jun 2010–May 2015 60-Month |
56.2°F (13.4°C) | 55.3°F (12.9°C) |
0.9°F (0.5°C) | 99th Coolest | Coolest since: 2011 | 1979, 1980, 1981 |
| 25th Warmest | Warmest since: 2014 | 2020 | ||||
| Ties: 1923, 1938, 1939, 1942, 1958, 1992, 2000 | ||||||
Citing This Page
- NOAA National Centers for Environmental information, Climate at a Glance: Divisional Time Series, published June 2022, retrieved on July 1, 2022 from https://www.ncei.noaa.gov/cag/