| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 15 | 18 | 24 | 30 | 36 | 48 | 60 | 72 | |
| Accumulated Precipitation (in.) | 0.14 | 0.83 | 1.57 | 3.08 | 5.99 | 11.08 | 15.75 | 22.16 | 25.84 | 27.96 | 29.19 | 29.69 | 32.78 | 37.35 | 57.09 | 70.18 | 80.35 | 103.15 | 129.24 | 151.03 |
| Accumulated Precipitation Departure from Normal (in.) | -0.52 | -0.53 | -0.8 | -1.15 | -0.69 | 1.2 | 2.48 | 4.79 | 5.44 | 5.41 | 5.48 | 5.33 | 6 | 3.07 | 8.37 | 11.59 | 7.35 | 5.87 | 7.65 | 5.17 |
| Accumulated Precipitation Percent of Average | 21 | 61 | 66 | 73 | 90 | 112 | 119 | 128 | 127 | 124 | 123 | 122 | 122 | 109 | 117 | 120 | 110 | 106 | 106 | 104 |
| Accumulated Precipitation Percentile (non-exceedance) | 7.1 | 24.4 | 25.9 | 29.1 | 42.1 | 69.7 | 79.7 | 91.1 | 90.9 | 89.6 | 89 | 88.4 | 90.9 | 74 | 91.1 | 95 | 83 | 73.7 | 76 | 66.8 |
| Standardized Precipitation Index | -1.47 | -0.69 | -0.65 | -0.55 | -0.2 | 0.52 | 0.83 | 1.34 | 1.34 | 1.26 | 1.23 | 1.2 | 1.34 | 0.64 | 1.35 | 1.65 | 0.95 | 0.63 | 0.71 | 0.43 |