| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 15 | 18 | 24 | 30 | 36 | 48 | 60 | 72 | |
| Accumulated Precipitation (in.) | 3.67 | 6.45 | 8.75 | 10.74 | 11.04 | 12.1 | 15.14 | 16.8 | 21.33 | 27.8 | 30.99 | 35.92 | 48.3 | 52.68 | 73.3 | 86.6 | 105.06 | 143.93 | 183.86 | 214.74 |
| Accumulated Precipitation Departure from Normal (in.) | -0.67 | -1.46 | -1.58 | -1.19 | -1.81 | -1.75 | 0.11 | 0.03 | 1.99 | 4.79 | 4.03 | 4.99 | 7.02 | 7.88 | 11.48 | 10.93 | 12.38 | 20.39 | 29.5 | 29.6 |
| Accumulated Precipitation Percent of Average | 84 | 82 | 85 | 90 | 86 | 87 | 101 | 100 | 110 | 121 | 115 | 116 | 117 | 118 | 119 | 114 | 113 | 117 | 119 | 116 |
| Accumulated Precipitation Percentile (non-exceedance) | 38.3 | 27.7 | 30.3 | 36.7 | 29.8 | 30.3 | 54.2 | 52.9 | 73.8 | 90.2 | 83.4 | 85.6 | 88.9 | 90.6 | 94.5 | 91.3 | 91.4 | 96.7 | 99 | 98.5 |
| Standardized Precipitation Index | -0.3 | -0.59 | -0.52 | -0.34 | -0.53 | -0.52 | 0.1 | 0.07 | 0.64 | 1.29 | 0.97 | 1.06 | 1.22 | 1.32 | 1.6 | 1.36 | 1.36 | 1.83 | 2.33 | 2.16 |