| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 15 | 18 | 24 | 30 | 36 | 48 | 60 | 72 | |
| Accumulated Precipitation (in.) | 6.21 | 7.96 | 10.56 | 14.64 | 15.9 | 18.24 | 22.17 | 30.24 | 38.82 | 44.47 | 50.28 | 54.46 | 67.97 | 73.78 | 102.55 | 121.71 | 152.73 | 211.39 | 273.57 | 340.27 |
| Accumulated Precipitation Departure from Normal (in.) | 0.98 | -2.5 | -3.91 | -2.78 | -4.73 | -6.08 | -7 | -2.92 | 1.33 | 1.74 | 1.7 | 0.69 | -0.38 | -4.44 | -5.07 | -10.46 | -8.85 | -4.23 | 3.88 | 16.49 |
| Accumulated Precipitation Percent of Average | 119 | 76 | 73 | 84 | 77 | 75 | 76 | 91 | 104 | 104 | 104 | 101 | 99 | 94 | 95 | 92 | 95 | 98 | 101 | 105 |
| Accumulated Precipitation Percentile (non-exceedance) | 70.3 | 25.8 | 18.9 | 30.1 | 19.6 | 13.8 | 12.5 | 34.7 | 59.8 | 61 | 60.2 | 55.2 | 50.7 | 36.8 | 37 | 26.1 | 31.1 | 42.9 | 57.8 | 75.1 |
| Standardized Precipitation Index | 0.53 | -0.65 | -0.88 | -0.52 | -0.86 | -1.09 | -1.15 | -0.39 | 0.25 | 0.28 | 0.26 | 0.13 | 0.02 | -0.34 | -0.33 | -0.64 | -0.49 | -0.18 | 0.2 | 0.68 |