| Division 4 Seasonal Snowfall | ||||||||||
| Year | September | October | November | December | January | February | March | April | May | Seasonal Snowfall |
| 50-51** | 0.0 | 0.0 | 1.7 | 8.9 | 4.6 | 2.5 | 0.6 | 0.0 | 0.0 | 18.3 |
| 51-52** | 0.0 | 0.0 | 0.5 | 19.9 | 4.4 | 0.9 | 6.6 | 0.0 | 0.0 | 32.3 |
| 52-53** | 0.0 | 0.0 | 2.3 | 5.8 | 8.4 | 2.0 | 5.9 | 0.3 | 0.0 | 24.8 |
| 53-54** | 0.0 | 0.0 | 11.9 | 0.0 | 10.6 | 1.7 | 1.2 | 0.1 | 0.0 | 25.6 |
| 54-55** | 0.0 | 0.0 | 0.7 | 0.7 | 4.4 | 7.3 | 3.0 | 0.0 | 0.0 | 16.1 |
| 55-56** | 0.0 | 0.0 | 4.4 | 1.8 | 5.1 | 4.8 | 12.4 | 0.1 | 0.0 | 28.5 |
| 56-57 | 0.0 | 0.0 | 0.5 | 0.6 | 8.2 | 9.7 | 2.8 | 0.2 | 0.0 | 22.0 |
| 57-58 | 0.0 | 0.0 | 0.1 | 5.9 | 4.0 | 12.2 | 26.5 | 0.0 | 0.0 | 48.7 |
| 58-59 | 0.0 | 0.0 | 0.5 | 1.4 | 5.5 | 2.2 | 6.0 | 3.3 | 0.0 | 18.9 |
| 59-60 | 0.0 | 0.0 | 0.0 | 4.6 | 0.4 | 10.4 | 20.2 | 0.0 | 0.0 | 35.6 |
| 60-61 | 0.0 | 0.1 | 0.1 | 18.2 | 25.9 | 21.9 | 3.5 | 4.6 | 0.0 | 74.3 |
| 61-62 | 0.0 | 0.0 | 3.2 | 12.1 | 1.9 | 14.8 | 15.8 | 0.0 | 0.0 | 47.8 |
| 62-63 | 0.0 | 0.0 | 2.9 | 15.1 | 7.2 | 13.5 | 5.4 | 0.0 | 0.0 | 44.1 |
| 63-64 | 0.0 | 0.0 | 0.1 | 13.5 | 19.5 | 31.9 | 7.1 | 0.8 | 0.0 | 72.9 |
| 64-65 | 0.0 | 0.0 | 0.0 | 1.0 | 12.0 | 1.0 | 15.0 | 0.0 | 0.0 | 29.0 |
| 65-66 | 0.0 | 0.0 | 0.0 | 0.0 | 24.2 | 14.1 | 0.1 | 0.8 | 0.0 | 39.2 |
| 66-67 | 0.0 | 0.0 | 0.6 | 17.3 | 0.5 | 13.8 | 8.0 | 0.0 | 0.0 | 40.2 |
| 67-68 | 0.0 | 0.0 | 5.2 | 14.1 | 6.5 | 1.6 | 7.7 | 0.0 | 0.0 | 35.1 |
| 68-69 | 0.0 | 0.0 | 6.6 | 0.1 | 0.7 | 9.7 | 5.1 | 0.0 | 0.0 | 22.2 |
| 69-70 | 0.0 | 0.0 | 0.2 | 27.6 | 9.3 | 6.0 | 11.7 | 0.0 | 0.0 | 54.8 |
| 70-71 | 0.0 | 0.0 | 0.0 | 6.7 | 15.9 | 4.8 | 7.2 | 0.3 | 0.0 | 34.9 |
| 71-72 | 0.0 | 0.0 | 9.4 | 0.1 | 3.0 | 20.9 | 0.7 | 0.4 | 0.0 | 34.5 |
| 72-73 | 0.0 | 0.7 | 1.8 | 1.8 | 0.1 | 2.8 | 0.0 | 0.0 | 0.0 | 7.2 |
| 73-74 | 0.0 | 0.0 | 0.0 | 12.4 | 5.6 | 4.6 | 0.3 | 0.0 | 0.0 | 22.9 |
| 74-75 | 0.0 | 0.0 | 0.0 | 0.4 | 12.2 | 9.7 | 5.3 | 0.0 | 0.0 | 27.6 |
| 75-76 | 0.0 | 0.0 | 0.0 | 1.2 | 4.7 | 1.0 | 9.4 | 0.0 | 0.0 | 16.3 |
| 76-77 | 0.0 | 0.0 | 0.7 | 3.5 | 11.3 | 4.3 | 0.3 | 0.0 | 0.0 | 20.1 |
| 77-78 | 0.0 | 0.0 | 0.6 | 3.6 | 26.1 | 15.1 | 6.4 | 0.0 | 0.0 | 51.8 |
| 78-79 | 0.0 | 0.0 | 3.4 | 0.3 | 10.5 | 22.9 | 0.0 | 0.0 | 0.0 | 37.1 |
| 79-80 | 0.0 | 0.3 | 0.0 | 0.2 | 4.8 | 1.5 | 6.9 | 0.0 | 0.0 | 13.7 |
| 80-81 | 0.0 | 0.0 | 1.3 | 4.6 | 4.3 | 1.9 | 6.7 | 0.0 | 0.0 | 18.8 |
| 81-82 | 0.0 | 0.0 | 0.8 | 9.2 | 17.8 | 10.3 | 5.2 | 6.6 | 0.0 | 49.9 |
| 82-83 | 0.0 | 0.0 | 0.0 | 1.2 | 2.6 | 25.8 | 0.6 | 0.9 | 0.0 | 31.1 |
| 83-84 | 0.0 | 0.0 | 0.2 | 2.5 | 10.1 | 1.7 | 17.1 | 0.0 | 0.0 | 31.6 |
| 84-85 | 0.0 | 0.0 | 2.2 | 1.5 | 9.6 | 11.6 | 0.0 | 4.6 | 0.0 | 29.5 |
| 85-86 | 0.0 | 0.0 | 0.0 | 4.7 | 4.1 | 20.2 | 0.3 | 0.0 | 0.0 | 29.3 |
| 86-87 | 0.0 | 0.0 | 0.0 | 1.9 | 28.6 | 11.7 | 1.0 | 1.2 | 0.0 | 44.4 |
| 87-88 | 0.0 | 0.0 | 10.6 | 2.8 | 11.0 | 2.4 | 0.7 | 0.0 | 0.0 | 27.5 |
| 88-89 | 0.0 | 0.0 | 0.0 | 0.1 | 6.4 | 0.8 | 7.6 | 0.0 | 0.0 | 14.9 |
| 89-90 | 0.0 | 0.0 | 2.5 | 6.9 | 4.5 | 0.7 | 2.2 | 0.5 | 0.0 | 17.3 |
| 90-91 | 0.0 | 0.0 | 0.0 | 10.4 | 7.9 | 0.2 | 6.2 | 0.0 | 0.0 | 24.7 |
| 91-92 | 0.0 | 0.0 | 0.0 | 0.0 | 2.4 | 5.5 | 8.4 | 0.0 | 0.0 | 16.3 |
| 92-93 | 0.0 | 0.0 | 0.0 | 10.7 | 2.0 | 23.3 | 21.1 | 0.6 | 0.0 | 57.7 |
| 93-94 | 0.0 | 0.0 | 0.0 | 1.7 | 25.6 | 20.3 | 13.3 | 0.0 | 0.0 | 60.9 |
| 94-95 | 0.0 | 0.0 | 0.4 | 0.0 | 0.1 | 6.6 | 1.7 | 0.0 | 0.0 | 8.8 |
| 95-96 | 0.0 | 0.0 | 7.8 | 8.0 | 39.5 | 8.3 | 1.9 | 1.1 | 0.0 | 66.6 |
| 96-97 | 0.0 | 0.0 | 0.3 | 4.7 | 5.0 | 8.2 | 3.7 | 0.0 | 0.0 | 21.9 |
| 97-98 | 0.0 | 0.0 | 0.0 | 5.4 | 4.5 | 0.8 | 1.5 | 0.0 | 0.0 | 12.2 |
| 98-99 | 0.0 | 0.0 | 0.0 | 0.4 | 7.3 | 0.5 | 17.0 | 0.0 | 0.0 | 25.2 |
| 99-00 | 0.0 | 0.0 | 0.0 | 0.1 | 20.8 | 4.7 | 0.0 | 0.8 | 0.0 | 26.4 |
| 00-01 | 0.0 | 0.0 | 0.0 | 5.0 | 9.9 | 7.0 | 3.1 | 0.0 | 0.0 | 25.0 |
| 01-02 | 0.0 | 0.0 | 0.0 | 0.0 | 8.6 | 0.2 | 0.0 | 0.0 | 0.0 | 8.8 |
| 02-03 | 0.0 | 0.0 | 1.1 | 13.9 | 7.2 | 33.0 | 1.9 | 2.1 | 0.0 | 59.2 |
| 03-04 | 0.0 | 0.0 | 0.0 | 15.4 | 17.4 | 5.4 | 2.6 | 0.0 | 0.0 | 40.8 |
| ** Prior to September of 1956, only three climate divisions existed in Pennsylvania; therefore, snowfall values for September 1950 through May 1956 are estimates. | ||||||||||