| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 15 | 18 | 24 | 30 | 36 | 48 | 60 | 72 | |
| Accumulated Precipitation (in.) | 9.3 | 12.4 | 15.17 | 17.57 | 18.45 | 22.5 | 25.97 | 26.58 | 28.2 | 35.59 | 39.6 | 42.91 | 58.28 | 74.38 | 106.14 | 125.3 | 148.88 | 205.88 | 249.76 | 294.62 |
| Accumulated Precipitation Departure from Normal (in.) | 5.22 | 4.53 | 3.84 | 3.42 | 1.24 | 1.81 | 1.81 | -1.32 | -3.75 | -0.61 | -1.04 | -1.98 | 2.09 | 8.77 | 16.31 | 14.83 | 14.24 | 26.44 | 25.65 | 25.8 |
| Accumulated Precipitation Percent of Average | 228 | 158 | 134 | 124 | 107 | 109 | 107 | 95 | 88 | 98 | 97 | 96 | 104 | 113 | 118 | 113 | 111 | 115 | 111 | 110 |
| Accumulated Precipitation Percentile (non-exceedance) | 99.1 | 96.5 | 92.1 | 88.2 | 67.4 | 71.1 | 69.1 | 40.6 | 23.9 | 47.8 | 45.2 | 39.7 | 63 | 87.1 | 93.7 | 90.3 | 85.6 | 94.6 | 91.5 | 89.2 |
| Standardized Precipitation Index | 2.35 | 1.81 | 1.41 | 1.18 | 0.45 | 0.56 | 0.5 | -0.24 | -0.71 | -0.05 | -0.12 | -0.26 | 0.33 | 1.13 | 1.53 | 1.3 | 1.06 | 1.61 | 1.37 | 1.24 |