Climate at a Glance
Statewide 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
Average Temperature Rankings, October 2018
View Period (Months):All1234567891011121824364860
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| Period | Value | 1901-2000 Mean |
Anomaly | Rank (1895-2021) |
Warmest/Coolest Since |
Record |
|---|---|---|---|---|---|---|
|
October 2018 1-Month |
54.2°F (12.3°C) | 54.6°F (12.6°C) |
-0.4°F (-0.3°C) | 54th Coolest | Coolest since: 2012 | 1925 |
| 74th Warmest | Warmest since: 2017 | 1963 | ||||
| Ties: 2008 | ||||||
|
Sep–Oct 2018 2-Month |
62.2°F (16.8°C) | 60.4°F (15.8°C) |
1.8°F (1.0°C) | 99th Coolest | Coolest since: 2014 | 1917 |
| 29th Warmest | Warmest since: 2017 | 1897, 2016 | ||||
| Ties: 1986, 2000 | ||||||
|
Aug–Oct 2018 3-Month |
66.4°F (19.1°C) | 64.8°F (18.2°C) |
1.6°F (0.9°C) | 104th Coolest | Coolest since: 2017 | 1917 |
| 24th Warmest | Warmest since: 2016 | 1947 | ||||
| Ties: 1920 | ||||||
|
Jul–Oct 2018 4-Month |
68.6°F (20.3°C) | 67.5°F (19.7°C) |
1.1°F (0.6°C) | 99th Coolest | Coolest since: 2017 | 1917 |
| 29th Warmest | Warmest since: 2016 | 1936 | ||||
| Ties: 1922, 1930, 1933, 1940, 2002 | ||||||
|
Jun–Oct 2018 5-Month |
69.8°F (21.0°C) | 68.2°F (20.1°C) |
1.6°F (0.9°C) | 104th Coolest | Coolest since: 2017 | 1917 |
| 24th Warmest | Warmest since: 2016 | 1936 | ||||
| Ties: 1973 | ||||||
|
May–Oct 2018 6-Month |
70.0°F (21.1°C) | 67.3°F (19.6°C) |
2.7°F (1.5°C) | 124th Coolest | Coolest since: 2017 | 1917 |
| 4th Warmest | Warmest since: 2007 | 1936 | ||||
|
Apr–Oct 2018 7-Month |
66.4°F (19.1°C) | 65.0°F (18.3°C) |
1.4°F (0.8°C) | 107th Coolest | Coolest since: 2017 | 1917 |
| 21st Warmest | Warmest since: 2017 | 2010 | ||||
| Ties: 1938, 1986, 2017 | ||||||
|
Mar–Oct 2018 8-Month |
63.0°F (17.2°C) | 61.9°F (16.6°C) |
1.1°F (0.6°C) | 101st Coolest | Coolest since: 2015 | 1917 |
| 27th Warmest | Warmest since: 2017 | 2012 | ||||
| Ties: 1914, 1939 | ||||||
|
Feb–Oct 2018 9-Month |
59.5°F (15.3°C) | 58.2°F (14.6°C) |
1.3°F (0.7°C) | 104th Coolest | Coolest since: 2015 | 1917 |
| 24th Warmest | Warmest since: 2017 | 2012 | ||||
| Ties: 1911 | ||||||
|
Jan–Oct 2018 10-Month |
56.0°F (13.3°C) | 54.9°F (12.7°C) |
1.1°F (0.6°C) | 93rd Coolest | Coolest since: 2015 | 1904 |
| 35th Warmest | Warmest since: 2017 | 2012 | ||||
| Ties: 2020 | ||||||
|
Dec 2017–Oct 2018 11-Month |
53.6°F (12.0°C) | 52.6°F (11.4°C) |
1.0°F (0.6°C) | 94th Coolest | Coolest since: 2015 | 1904 |
| 33rd Warmest | Warmest since: 2017 | 2012 | ||||
| Ties: 1911, 1946, 1949 | ||||||
|
Nov 2017–Oct 2018 12-Month |
52.6°F (11.4°C) | 51.6°F (10.9°C) |
1.0°F (0.5°C) | 94th Coolest | Coolest since: 2015 | 1904 |
| 33rd Warmest | Warmest since: 2017 | 2012 | ||||
| Ties: 1988, 2020 | ||||||
|
May 2017–Oct 2018 18-Month |
57.8°F (14.3°C) | 56.9°F (13.8°C) |
0.9°F (0.5°C) | 97th Coolest | Coolest since: 2015 | 1904 |
| 30th Warmest | Warmest since: 2017 | 2012 | ||||
| Ties: 1941, 1988, 2011, 2013, 2020 | ||||||
|
Nov 2016–Oct 2018 24-Month |
53.7°F (12.1°C) | 51.6°F (10.9°C) |
2.1°F (1.2°C) | 116th Coolest | Coolest since: 2016 | 1905 |
| 10th Warmest | Warmest since: 2017 | 2017 | ||||
| Ties: 2006 | ||||||
|
Nov 2015–Oct 2018 36-Month |
54.4°F (12.4°C) | 51.6°F (10.9°C) |
2.8°F (1.5°C) | 124th Coolest | Coolest since: 2017 | 1904, 1979 |
| 1st Warmest | Warmest to Date | 2018 | ||||
|
Nov 2014–Oct 2018 48-Month |
53.6°F (12.0°C) | 51.6°F (10.9°C) |
2.0°F (1.1°C) | 122nd Coolest | Coolest since: 2017 | 1905 |
| 2nd Warmest | Warmest since: 2007 | 2019 | ||||
| Ties: 2007 | ||||||
|
Nov 2013–Oct 2018 60-Month |
52.7°F (11.5°C) | 51.6°F (10.9°C) |
1.1°F (0.6°C) | 107th Coolest | Coolest since: 2017 | 1905, 1906 |
| 16th Warmest | Warmest since: 2016 | 2002, 2020 | ||||
| Ties: 1936, 2001, 2004, 2005, 2009, 2012 | ||||||
Citing This Page
- NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published August 2022, retrieved on August 17, 2022 from https://www.ncei.noaa.gov/cag/