| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 15 | 18 | 24 | 30 | 36 | 48 | 60 | 72 | |
| Accumulated Precipitation (in.) | 8.65 | 12.35 | 17.77 | 22.61 | 26.17 | 32.11 | 37.66 | 39.23 | 47.1 | 50.45 | 59.49 | 64.54 | 81.37 | 102.42 | 118.15 | 145.09 | 175.59 | 229.01 | 305.12 | 365.37 |
| Accumulated Precipitation Departure from Normal (in.) | 3.54 | 2.73 | 3.8 | 4.15 | 2.79 | 3.53 | 5.06 | 2.91 | 5.83 | 3.03 | 5.31 | 4.68 | 7.57 | 13.97 | -1.57 | -3.18 | -4.08 | -10.67 | 5.45 | 5.86 |
| Accumulated Precipitation Percent of Average | 169 | 128 | 127 | 122 | 112 | 112 | 116 | 108 | 114 | 106 | 110 | 108 | 110 | 116 | 99 | 98 | 98 | 96 | 102 | 102 |
| Accumulated Precipitation Percentile (non-exceedance) | 87 | 76.5 | 78.4 | 77.1 | 68.7 | 70.8 | 74.8 | 66.3 | 76.1 | 65.1 | 73 | 69.7 | 75.2 | 86.5 | 47.1 | 43.3 | 42 | 30.9 | 60.4 | 60.1 |
| Standardized Precipitation Index | 1.13 | 0.72 | 0.78 | 0.74 | 0.49 | 0.55 | 0.67 | 0.42 | 0.71 | 0.39 | 0.61 | 0.52 | 0.68 | 1.1 | -0.07 | -0.17 | -0.2 | -0.5 | 0.26 | 0.26 |