| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 15 | 18 | 24 | 30 | 36 | 48 | 60 | 72 | |
| Accumulated Precipitation (in.) | 7.55 | 12.41 | 21.05 | 24.01 | 26.15 | 26.92 | 28.32 | 30.41 | 35.34 | 40.51 | 42.82 | 49.79 | 65.19 | 77.57 | 107.39 | 128.71 | 159.75 | 217.01 | 294.75 | 356.98 |
| Accumulated Precipitation Departure from Normal (in.) | 1.86 | 1.76 | 5.21 | 2.58 | 0.32 | -2.04 | -3.6 | -4.84 | -4.11 | -2.75 | -4.99 | -3.33 | -3.72 | -4.55 | 1.1 | -6.71 | 0.2 | 4.12 | 28.57 | 37.59 |
| Accumulated Precipitation Percent of Average | 133 | 117 | 133 | 112 | 101 | 93 | 89 | 86 | 90 | 94 | 90 | 94 | 95 | 94 | 101 | 95 | 100 | 102 | 111 | 112 |
| Accumulated Precipitation Percentile (non-exceedance) | 79.4 | 71.9 | 87.5 | 69.8 | 55.3 | 41.3 | 32.9 | 27.4 | 31.9 | 39.5 | 30.3 | 38.4 | 38.7 | 37.9 | 54.8 | 35.6 | 51.9 | 58.9 | 87.7 | 91.7 |
| Standardized Precipitation Index | 0.82 | 0.58 | 1.15 | 0.52 | 0.13 | -0.22 | -0.44 | -0.6 | -0.47 | -0.27 | -0.52 | -0.29 | -0.29 | -0.31 | 0.12 | -0.37 | 0.05 | 0.23 | 1.16 | 1.38 |