Greatest snowfalls in Rochester in a 24-hour period
| Rank | Date | Inches | Centimeters |
| 1 | February 15, 1837 | 30.0 | 76.2 |
| 2 | March 1, 1900 | 29.8 | 75.7 |
| 3 | March 4, 1999 | 24.3 | 61.7 |
| 4 | January 3, 1996 | 23.0 | 58.4 |
| 5 | February 6-7, 1978 | 22.8 | 57.9 |
| 6 | December 24-25, 1978 | 19.1 | 48.5 |
| 7 | February 14-15, 1960 | 18.7 | 47.5 |
| 8 | January 23, 1966 | 18.2 | 46.2 |
| 9 | February 16, 1838 | 18.0 | 45.7 |
| 10 | January 12-13, 1856 | 18.0 | 45.7 |
| 11 | March 11-12, 1992 | 17.9 | 45.5 |
Changes, corrections to: Morris A. Pierce
Last updated March 4, 1999