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 September 2019. For more information, please see Climatological Rankings.
Illinois
Average Temperature Rankings, July 2019
View Period (Months):All1234567891011121824364860
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| Period | Value | 1901-2000 Mean |
Anomaly | Rank (1895-2019) |
Warmest/Coolest Since |
Record |
|---|---|---|---|---|---|---|
|
July 2019 1-Month |
77.4°F (25.2°C) | 75.6°F (24.2°C) |
1.8°F (1.0°C) | 100th Coolest | Coolest since: 2018 | 2009, 2014 |
| 26th Warmest | Warmest since: 2012 | 1936 | ||||
|
Jun–Jul 2019 2-Month |
74.2°F (23.4°C) | 73.5°F (23.1°C) |
0.7°F (0.3°C) | 86th Coolest | Coolest since: 2015 | 1915 |
| 40th Warmest | Warmest since: 2018 | 1934 | ||||
| Ties: 1939, 1940, 1957, 2006 | ||||||
|
May–Jul 2019 3-Month |
70.3°F (21.3°C) | 69.7°F (20.9°C) |
0.6°F (0.4°C) | 80th Coolest | Coolest since: 2017 | 1924 |
| 46th Warmest | Warmest since: 2018 | 1934 | ||||
| Ties: 1918, 2006, 2015 | ||||||
|
Apr–Jul 2019 4-Month |
65.8°F (18.8°C) | 65.1°F (18.4°C) |
0.7°F (0.4°C) | 78th Coolest | Coolest since: 2014 | 1907 |
| 48th Warmest | Warmest since: 2018 | 1934 | ||||
| Ties: 1895, 1919, 1963, 1981 | ||||||
|
Mar–Jul 2019 5-Month |
60.2°F (15.7°C) | 60.1°F (15.6°C) |
0.1°F (0.1°C) | 58th Coolest | Coolest since: 2014 | 1960 |
| 68th Warmest | Warmest since: 2018 | 2012 | ||||
| Ties: 1898, 1902, 1903, 1913, 2009 | ||||||
|
Feb–Jul 2019 6-Month |
55.0°F (12.8°C) | 54.9°F (12.7°C) |
0.1°F (0.1°C) | 65th Coolest | Coolest since: 2015 | 1947 |
| 61st Warmest | Warmest since: 2018 | 2012 | ||||
| Ties: 1948, 1962 | ||||||
|
Jan–Jul 2019 7-Month |
50.8°F (10.4°C) | 50.7°F (10.4°C) |
0.1°F (0.0°C) | 67th Coolest | Coolest since: 2015 | 1912 |
| 59th Warmest | Warmest since: 2018 | 2012 | ||||
| Ties: 1913, 1959 | ||||||
|
Dec 2018–Jul 2019 8-Month |
48.7°F (9.3°C) | 48.0°F (8.9°C) |
0.7°F (0.4°C) | 76th Coolest | Coolest since: 2015 | 1904 |
| 49th Warmest | Warmest since: 2018 | 2012 | ||||
| Ties: 1908 | ||||||
|
Nov 2018–Jul 2019 9-Month |
47.3°F (8.5°C) | 47.3°F (8.5°C) |
0.0°F (0.0°C) | 60th Coolest | Coolest since: 2015 | 1904 |
| 65th Warmest | Warmest since: 2018 | 2012 | ||||
| Ties: 1898, 1950, 1972, 1975 | ||||||
|
Oct 2018–Jul 2019 10-Month |
48.0°F (8.9°C) | 48.0°F (8.9°C) |
0.0°F (0.0°C) | 58th Coolest | Coolest since: 2015 | 1904 |
| 67th Warmest | Warmest since: 2018 | 2012 | ||||
| Ties: 1908, 1973, 1975 | ||||||
|
Sep 2018–Jul 2019 11-Month |
50.0°F (10.0°C) | 49.7°F (9.8°C) |
0.3°F (0.2°C) | 72nd Coolest | Coolest since: 2015 | 1904 |
| 53rd Warmest | Warmest since: 2018 | 2012 | ||||
| Ties: 1923, 1935, 1952, 1990 | ||||||
|
Aug 2018–Jul 2019 12-Month |
52.1°F (11.2°C) | 51.7°F (10.9°C) |
0.4°F (0.3°C) | 74th Coolest | Coolest since: 2015 | 1904 |
| 51st Warmest | Warmest since: 2018 | 2012 | ||||
| Ties: 1925, 1985 | ||||||
|
Feb 2018–Jul 2019 18-Month |
53.4°F (11.9°C) | 52.7°F (11.5°C) |
0.7°F (0.4°C) | 87th Coolest | Coolest since: 2015 | 1918 |
| 38th Warmest | Warmest since: 2018 | 2012 | ||||
| Ties: 1995, 2001, 2004 | ||||||
|
Aug 2017–Jul 2019 24-Month |
52.3°F (11.3°C) | 51.7°F (10.9°C) |
0.6°F (0.4°C) | 90th Coolest | Coolest since: 2015 | 1905 |
| 34th Warmest | Warmest since: 2018 | 2017 | ||||
| Ties: 1943 | ||||||
|
Aug 2016–Jul 2019 36-Month |
53.4°F (11.9°C) | 51.6°F (10.9°C) |
1.8°F (1.0°C) | 114th Coolest | Coolest since: 2016 | 1979 |
| 9th Warmest | Warmest since: 2018 | 2018 | ||||
| Ties: 1933 | ||||||
|
Aug 2015–Jul 2019 48-Month |
53.8°F (12.1°C) | 51.6°F (10.9°C) |
2.2°F (1.2°C) | 121st Coolest | Coolest since: 2018 | 1905, 1980 |
| 1st Warmest | Warmest to Date | 2019 | ||||
|
Aug 2014–Jul 2019 60-Month |
53.2°F (11.8°C) | 51.6°F (10.9°C) |
1.6°F (0.9°C) | 119th Coolest | Coolest since: 2018 | 1906 |
| 2nd Warmest | Warmest since: 2008 | 2002 | ||||
| Ties: 1935, 2006, 2008 | ||||||
Citing This Page
- NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published October 2019, retrieved on October 19, 2019 from https://www.ncdc.noaa.gov/cag/