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 February 2021. For more information, please see Climatological Rankings.
Illinois, Climate Division 8. Southwest
Average Temperature Rankings, May 2017
View Period (Months):All1234567891011121824364860
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| Period | Value | 1901-2000 Mean |
Anomaly | Rank (1895-2020) |
Warmest/Coolest Since |
Record |
|---|---|---|---|---|---|---|
|
May 2017 1-Month |
66.0°F (18.9°C) | 65.1°F (18.4°C) |
0.9°F (0.5°C) | 75th Coolest | Coolest since: 2016 | 1917, 1924 |
| 52nd Warmest | Warmest since: 2015 | 2018 | ||||
| Ties: 1900, 1937, 1951 | ||||||
|
Apr–May 2017 2-Month |
63.2°F (17.3°C) | 60.2°F (15.7°C) |
3.0°F (1.6°C) | 115th Coolest | Coolest since: 2016 | 1907 |
| 12th Warmest | Warmest since: 2012 | 1896 | ||||
|
Mar–May 2017 3-Month |
58.2°F (14.6°C) | 55.0°F (12.8°C) |
3.2°F (1.8°C) | 116th Coolest | Coolest since: 2016 | 1960 |
| 11th Warmest | Warmest since: 2012 | 2012 | ||||
|
Feb–May 2017 4-Month |
55.2°F (12.9°C) | 50.0°F (10.0°C) |
5.2°F (2.9°C) | 125th Coolest | Coolest since: 2016 | 1978 |
| 2nd Warmest | Warmest since: 2012 | 2012 | ||||
|
Jan–May 2017 5-Month |
51.7°F (10.9°C) | 46.2°F (7.9°C) |
5.5°F (3.0°C) | 125th Coolest | Coolest since: 2016 | 1978 |
| 2nd Warmest | Warmest since: 2012 | 2012 | ||||
|
Dec 2016–May 2017 6-Month |
48.8°F (9.3°C) | 44.3°F (6.8°C) |
4.5°F (2.5°C) | 124th Coolest | Coolest since: 2016 | 1978 |
| 2nd Warmest | Warmest since: 2012 | 2012 | ||||
|
Nov 2016–May 2017 7-Month |
49.0°F (9.4°C) | 44.4°F (6.9°C) |
4.6°F (2.5°C) | 124th Coolest | Coolest since: 2016 | 1978 |
| 2nd Warmest | Warmest since: 2012 | 2012 | ||||
|
Oct 2016–May 2017 8-Month |
50.7°F (10.4°C) | 45.9°F (7.7°C) |
4.8°F (2.7°C) | 124th Coolest | Coolest since: 2016 | 1978 |
| 2nd Warmest | Warmest since: 2012 | 2012 | ||||
|
Sep 2016–May 2017 9-Month |
53.1°F (11.7°C) | 48.5°F (9.2°C) |
4.6°F (2.5°C) | 124th Coolest | Coolest since: 2016 | 1978 |
| 2nd Warmest | Warmest since: 2012 | 2012 | ||||
|
Aug 2016–May 2017 10-Month |
55.6°F (13.1°C) | 51.3°F (10.7°C) |
4.3°F (2.4°C) | 124th Coolest | Coolest since: 2016 | 1978 |
| 2nd Warmest | Warmest since: 2012 | 2012 | ||||
|
Jul 2016–May 2017 11-Month |
57.8°F (14.3°C) | 53.8°F (12.1°C) |
4.0°F (2.2°C) | 124th Coolest | Coolest since: 2016 | 1918 |
| 2nd Warmest | Warmest since: 2012 | 2012 | ||||
|
Jun 2016–May 2017 12-Month |
59.4°F (15.2°C) | 55.3°F (12.9°C) |
4.1°F (2.3°C) | 124th Coolest | Coolest since: 2016 | 1904, 1918 |
| 2nd Warmest | Warmest since: 2012 | 2012 | ||||
|
Dec 2015–May 2017 18-Month |
55.7°F (13.2°C) | 51.6°F (10.9°C) |
4.1°F (2.3°C) | 124th Coolest | Coolest since: 2016 | 1979 |
| 1st Warmest | Warmest to Date | 2017 | ||||
|
Jun 2015–May 2017 24-Month |
58.8°F (14.9°C) | 55.3°F (12.9°C) |
3.5°F (2.0°C) | 124th Coolest | Coolest since: 2016 | 1905, 1978 |
| 1st Warmest | Warmest to Date | 2017 | ||||
|
Jun 2014–May 2017 36-Month |
57.4°F (14.1°C) | 55.3°F (12.9°C) |
2.1°F (1.2°C) | 121st Coolest | Coolest since: 2016 | 1979 |
| 3rd Warmest | Warmest since: 2013 | 2018 | ||||
| Ties: 2000, 2019 | ||||||
|
Jun 2013–May 2017 48-Month |
56.5°F (13.6°C) | 55.3°F (12.9°C) |
1.2°F (0.7°C) | 104th Coolest | Coolest since: 2016 | 1980 |
| 19th Warmest | Warmest since: 2014 | 2019 | ||||
| Ties: 1933 | ||||||
|
Jun 2012–May 2017 60-Month |
56.5°F (13.6°C) | 55.4°F (13.0°C) |
1.1°F (0.6°C) | 106th Coolest | Coolest since: 2015 | 1979, 1980, 1981 |
| 16th Warmest | Warmest since: 2016 | 2020 | ||||
| Ties: 1956, 2018 | ||||||
Citing This Page
- NOAA National Centers for Environmental information, Climate at a Glance: Divisional Time Series, published March 2021, retrieved on March 9, 2021 from https://www.ncdc.noaa.gov/cag/