| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 15 | 18 | 24 | 30 | 36 | 48 | 60 | 72 | |
| Accumulated Precipitation (in.) | 5.91 | 16.46 | 18.31 | 20.15 | 22.63 | 26.35 | 33.9 | 34.89 | 39.16 | 41.56 | 47.75 | 52.32 | 67.2 | 75.05 | 92.31 | 115.62 | 133.51 | 182.58 | 229.4 | 286.58 |
| Accumulated Precipitation Departure from Normal (in.) | 1.07 | 7.15 | 4.93 | 4.08 | 3.7 | 4.3 | 8.26 | 6 | 6.65 | 5.3 | 7.67 | 8.09 | 9.63 | 8.83 | 3.94 | 5.34 | 1.04 | 6.03 | 8.85 | 21.99 |
| Accumulated Precipitation Percent of Average | 122 | 177 | 137 | 125 | 120 | 119 | 132 | 121 | 120 | 115 | 119 | 118 | 117 | 113 | 104 | 105 | 101 | 103 | 104 | 108 |
| Accumulated Precipitation Percentile (non-exceedance) | 72.3 | 96.9 | 87.8 | 82 | 78.3 | 80.2 | 91.5 | 84.4 | 85.1 | 79.3 | 86.4 | 86.3 | 86.5 | 82.1 | 65.3 | 67.6 | 54.4 | 66 | 70.5 | 88.1 |
| Standardized Precipitation Index | 0.59 | 1.86 | 1.16 | 0.92 | 0.78 | 0.85 | 1.37 | 1.01 | 1.04 | 0.82 | 1.1 | 1.09 | 1.1 | 0.92 | 0.39 | 0.46 | 0.11 | 0.41 | 0.54 | 1.18 |