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 8. Southwest
Average Temperature Rankings, June 2018
View Period (Months):All1234567891011121824364860
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| Period | Value | 1901-2000 Mean |
Anomaly | Rank (1895-2020) |
Warmest/Coolest Since |
Record |
|---|---|---|---|---|---|---|
|
June 2018 1-Month |
78.1°F (25.6°C) | 73.9°F (23.3°C) |
4.2°F (2.3°C) | 120th Coolest | Coolest since: 2017 | 1903 |
| 7th Warmest | Warmest since: 2010 | 1952 | ||||
|
May–Jun 2018 2-Month |
75.6°F (24.2°C) | 69.5°F (20.8°C) |
6.1°F (3.4°C) | 126th Coolest | Coolest since: 2017 | 1907 |
| 1st Warmest | Warmest to Date | 2018 | ||||
|
Apr–Jun 2018 3-Month |
66.9°F (19.4°C) | 64.7°F (18.2°C) |
2.2°F (1.2°C) | 109th Coolest | Coolest since: 2016 | 1907 |
| 18th Warmest | Warmest since: 2017 | 2010 | ||||
| Ties: 1952, 1998, 2006 | ||||||
|
Mar–Jun 2018 4-Month |
61.2°F (16.2°C) | 59.7°F (15.4°C) |
1.5°F (0.8°C) | 98th Coolest | Coolest since: 2015 | 1960 |
| 29th Warmest | Warmest since: 2017 | 2012 | ||||
| Ties: 1896, 1959, 1967, 2000, 2015 | ||||||
|
Feb–Jun 2018 5-Month |
56.7°F (13.7°C) | 54.7°F (12.6°C) |
2.0°F (1.1°C) | 106th Coolest | Coolest since: 2015 | 1912, 1960, 1978 |
| 21st Warmest | Warmest since: 2017 | 2012 | ||||
| Ties: 1952, 1976, 2004 | ||||||
|
Jan–Jun 2018 6-Month |
52.0°F (11.1°C) | 50.8°F (10.4°C) |
1.2°F (0.7°C) | 92nd Coolest | Coolest since: 2015 | 1912, 1978 |
| 35th Warmest | Warmest since: 2017 | 2012 | ||||
| Ties: 1922, 1934, 1955, 2009, 2011 | ||||||
|
Dec 2017–Jun 2018 7-Month |
49.5°F (9.7°C) | 48.5°F (9.2°C) |
1.0°F (0.5°C) | 84th Coolest | Coolest since: 2015 | 1978 |
| 42nd Warmest | Warmest since: 2017 | 2012 | ||||
| Ties: 1914, 1942, 1944, 2010, 2013 | ||||||
|
Nov 2017–Jun 2018 8-Month |
49.2°F (9.6°C) | 48.0°F (8.9°C) |
1.2°F (0.7°C) | 92nd Coolest | Coolest since: 2015 | 1912 |
| 34th Warmest | Warmest since: 2017 | 2012 | ||||
|
Oct 2017–Jun 2018 9-Month |
50.4°F (10.2°C) | 49.0°F (9.4°C) |
1.4°F (0.8°C) | 98th Coolest | Coolest since: 2015 | 1912, 1978 |
| 28th Warmest | Warmest since: 2017 | 2012 | ||||
| Ties: 1946 | ||||||
|
Sep 2017–Jun 2018 10-Month |
52.5°F (11.4°C) | 51.1°F (10.6°C) |
1.4°F (0.8°C) | 105th Coolest | Coolest since: 2015 | 1978 |
| 21st Warmest | Warmest since: 2017 | 2012 | ||||
| Ties: 1942, 1953, 1974 | ||||||
|
Aug 2017–Jun 2018 11-Month |
54.4°F (12.4°C) | 53.4°F (11.9°C) |
1.0°F (0.5°C) | 93rd Coolest | Coolest since: 2015 | 1904, 1978 |
| 33rd Warmest | Warmest since: 2017 | 2012 | ||||
| Ties: 1898, 1938 | ||||||
|
Jul 2017–Jun 2018 12-Month |
56.5°F (13.6°C) | 55.4°F (13.0°C) |
1.1°F (0.6°C) | 99th Coolest | Coolest since: 2015 | 1904, 1912, 1918, 1978 |
| 27th Warmest | Warmest since: 2017 | 2012 | ||||
| Ties: 1937, 1981, 2008 | ||||||
|
Jan 2017–Jun 2018 18-Month |
56.1°F (13.4°C) | 53.8°F (12.1°C) |
2.3°F (1.3°C) | 118th Coolest | Coolest since: 2016 | 1979 |
| 8th Warmest | Warmest since: 2017 | 2017 | ||||
| Ties: 1939, 1954, 2000 | ||||||
|
Jul 2016–Jun 2018 24-Month |
57.8°F (14.3°C) | 55.4°F (13.0°C) |
2.4°F (1.3°C) | 121st Coolest | Coolest since: 2016 | 1978, 1979 |
| 4th Warmest | Warmest since: 2017 | 2017 | ||||
|
Jul 2015–Jun 2018 36-Month |
58.0°F (14.4°C) | 55.3°F (12.9°C) |
2.7°F (1.5°C) | 123rd Coolest | Coolest since: 2017 | 1979 |
| 1st Warmest | Warmest to Date | 2018 | ||||
|
Jul 2014–Jun 2018 48-Month |
57.2°F (14.0°C) | 55.4°F (13.0°C) |
1.8°F (1.0°C) | 121st Coolest | Coolest since: 2017 | 1980 |
| 2nd Warmest | Warmest to Date | 2019 | ||||
| Ties: 2020 | ||||||
|
Jul 2013–Jun 2018 60-Month |
56.5°F (13.6°C) | 55.3°F (12.9°C) |
1.2°F (0.7°C) | 107th Coolest | Coolest since: 2017 | 1980 |
| 15th Warmest | Warmest since: 2017 | 2020 | ||||
| Ties: 1956, 2003, 2017 | ||||||
Citing This Page
- NOAA National Centers for Environmental information, Climate at a Glance: Divisional Time Series, published October 2020, retrieved on October 25, 2020 from https://www.ncdc.noaa.gov/cag/