| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 15 | 18 | 24 | 30 | 36 | 48 | 60 | 72 | |
| Accumulated Precipitation (in.) | 6.6 | 10.18 | 14.27 | 16.83 | 17.7 | 21.16 | 23.56 | 23.57 | 24.26 | 29.27 | 33.17 | 35.91 | 50.61 | 66.61 | 90.76 | 110.46 | 130.95 | 177.86 | 231.63 | 275.21 |
| Accumulated Precipitation Departure from Normal (in.) | 2.99 | 2.94 | 3.08 | 2.55 | -0.01 | -0.32 | -1.19 | -4.58 | -7.46 | -7.06 | -7.7 | -8.69 | -5.15 | 0.47 | 1.44 | -0.39 | -3.07 | -0.83 | 8.31 | 7.31 |
| Accumulated Precipitation Percent of Average | 183 | 141 | 128 | 118 | 100 | 98 | 95 | 84 | 76 | 81 | 81 | 81 | 91 | 101 | 102 | 100 | 98 | 100 | 104 | 103 |
| Accumulated Precipitation Percentile (non-exceedance) | 94.1 | 90.6 | 87.5 | 81.3 | 52.4 | 49.3 | 42.2 | 18 | 7.5 | 10.9 | 9.8 | 8.2 | 23.8 | 54 | 57.5 | 49.5 | 39.9 | 48.3 | 72 | 67.9 |
| Standardized Precipitation Index | 1.56 | 1.32 | 1.15 | 0.89 | 0.06 | -0.02 | -0.2 | -0.92 | -1.44 | -1.23 | -1.29 | -1.39 | -0.71 | 0.1 | 0.19 | -0.01 | -0.26 | -0.04 | 0.58 | 0.46 |