| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 15 | 18 | 24 | 30 | 36 | 48 | 60 | 72 | |
| Accumulated Precipitation (in.) | 7.84 | 12.05 | 15.91 | 19.29 | 20.62 | 25.03 | 27.87 | 29.44 | 31.33 | 36.88 | 40.53 | 44.56 | 58.82 | 71.18 | 105 | 128.06 | 150.8 | 204.75 | 246.98 | 293.08 |
| Accumulated Precipitation Departure from Normal (in.) | 3.98 | 4.44 | 4.76 | 5.14 | 3.18 | 3.87 | 2.88 | 0.66 | -1.29 | 0.34 | -0.29 | -0.28 | 2.86 | 5.19 | 15.3 | 17.21 | 16.32 | 25.58 | 23.18 | 24.6 |
| Accumulated Precipitation Percent of Average | 203 | 158 | 143 | 136 | 118 | 118 | 112 | 102 | 96 | 101 | 99 | 99 | 105 | 108 | 117 | 116 | 112 | 114 | 110 | 109 |
| Accumulated Precipitation Percentile (non-exceedance) | 97 | 94.4 | 93.7 | 94.2 | 83.1 | 85.2 | 76 | 57.5 | 41.8 | 54.4 | 49.9 | 50.1 | 67.3 | 75.8 | 93.2 | 93.3 | 88.9 | 93.6 | 88.1 | 86.3 |
| Standardized Precipitation Index | 1.89 | 1.59 | 1.53 | 1.57 | 0.96 | 1.04 | 0.71 | 0.19 | -0.21 | 0.11 | 0 | 0 | 0.45 | 0.7 | 1.49 | 1.5 | 1.22 | 1.52 | 1.18 | 1.09 |