| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 15 | 18 | 24 | 30 | 36 | 48 | 60 | 72 | |
| Accumulated Precipitation (in.) | 1.24 | 3.83 | 7.13 | 10.17 | 14.85 | 18.16 | 19.83 | 22.36 | 26.64 | 35.37 | 39.46 | 43.32 | 52.44 | 58.74 | 86.23 | 109.46 | 143.47 | 190.07 | 242.07 | 285.23 |
| Accumulated Precipitation Departure from Normal (in.) | -1.74 | -2.44 | -2.84 | -3.62 | -2.74 | -3.26 | -5.5 | -7.23 | -6.98 | -2.11 | -1.77 | -1.46 | -2.35 | -7.51 | -3.36 | -1.7 | 9 | 10.91 | 18.23 | 16.74 |
| Accumulated Precipitation Percent of Average | 42 | 61 | 72 | 74 | 84 | 85 | 78 | 76 | 79 | 94 | 96 | 97 | 96 | 89 | 96 | 98 | 107 | 106 | 108 | 106 |
| Accumulated Precipitation Percentile (non-exceedance) | 5.6 | 7 | 9.7 | 9.3 | 23.1 | 19.8 | 8.2 | 4.9 | 7.8 | 36.2 | 39.7 | 41.8 | 37.2 | 16.8 | 37.5 | 45.4 | 76 | 75.3 | 82.6 | 77.6 |
| Standardized Precipitation Index | -1.59 | -1.48 | -1.3 | -1.32 | -0.73 | -0.85 | -1.39 | -1.65 | -1.42 | -0.35 | -0.26 | -0.21 | -0.33 | -0.96 | -0.32 | -0.12 | 0.71 | 0.68 | 0.94 | 0.76 |