The table below summarizes July 90+ degree day records, total July 2012 90+ degree days, and the average number of 90+ degree days in July for several cities in Central and Southeast Illinois. Data are preliminary and subject to revision.
| Location |
Record Days |
2012 Days |
Average Days |
Records Began |
| Charleston |
28 (1936) |
30 |
12 |
1896 |
| Danville |
28 (1921) |
27 |
12 |
1895 |
| Decatur |
28 (1921+) |
20 |
13 |
1894 |
| Effingham |
27 (1954) |
29 |
13 |
1951 |
| Galesburg |
26 (1901) |
19 |
8 |
1897 |
| Jacksonville |
29 (1916) |
26 |
13 |
1895 |
| Lincoln |
30 (1916) |
21 |
12 |
1906 |
| Normal |
27 (1916+) |
23 |
12 |
1893 |
| Olney |
29 (1901) |
28 |
15 |
1897 |
| Palestine |
30 (1921) |
26 |
15 |
1892 |
| Paris |
30 (1921) |
26 |
12 |
1893 |
| Peoria |
26 (1901+) |
26 |
11 |
1883 |
| Springfield |
27 (1901) |
28 |
11 |
1879 |
| Urbana |
25 (1921) |
26 |
9 |
1889 |