| Rainfall (month-to-date) | Ranking | |
| Paducah | 10.55 | Wettest |
| Evansville | 8.21 | 4th wettest |
The following are the wettest Octobers on record at Paducah and Evansville:
| Ranking | Paducah | Evansville |
| 1. | 10.55 (2009) | 11.19 (1910) |
| 2. | 7.37 (1998) | 8.40 (1919) |
| 3. | 7.26 (1985) | 8.33 (1941) |
| 4. | 6.99 (1941) | 8.21 (2009) |
| 5. | 6.91 (1949) | 7.92 (1967) |
| 6. | 6.36 (2001) | 7.27 (2001) |
| 7. | 5.88 (1984) | 7.08 (1905) |
| 8. | 5.87 (1983) | 7.01 (1949) |
| 9. | 5.82 (2007) | 6.59 (1928) |
| 10. | 5.47 (1972) | 6.25 (1925) |
Records date back to 1896 at Evansville and 1937 at Paducah.
| Avg. temp | Ranking | |
| Paducah | 55.0 | 6th coolest |
| Evansville | 53.7 | 7th coolest |
The average monthly temperature for the coolest October on record was 52.7 in Paducah (set in 1988) and 51.2 in Evansville (set in 1987 and previous years).