| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 15 | 18 | 24 | 30 | 36 | 48 | 60 | 72 | |
| Accumulated Precipitation (in.) | 5.26 | 9.62 | 11.23 | 11.67 | 13.31 | 13.7 | 18.94 | 20.12 | 22.12 | 25.71 | 29.55 | 35.15 | 46.56 | 52.53 | 69.11 | 81.56 | 98.92 | 137.54 | 173.43 | 216.57 |
| Accumulated Precipitation Departure from Normal (in.) | 0.32 | 1.3 | 0.57 | -0.21 | 0.4 | -0.56 | 2.72 | 1.01 | -0.95 | -1.26 | -1.41 | -0.9 | -0.14 | 2.26 | -2.95 | -4.72 | -9.19 | -6.68 | -6.9 | 0.12 |
| Accumulated Precipitation Percent of Average | 107 | 116 | 105 | 98 | 103 | 96 | 117 | 105 | 96 | 95 | 95 | 97 | 100 | 104 | 96 | 95 | 91 | 95 | 96 | 100 |
| Accumulated Precipitation Percentile (non-exceedance) | 61.5 | 71.6 | 61.1 | 50.6 | 58.2 | 46.7 | 77.1 | 61.9 | 44.6 | 42.8 | 43.1 | 47.1 | 51.5 | 62.7 | 40.4 | 35.2 | 24.3 | 33.8 | 34.8 | 51.4 |
| Standardized Precipitation Index | 0.29 | 0.57 | 0.28 | 0.02 | 0.21 | -0.08 | 0.74 | 0.3 | -0.13 | -0.18 | -0.17 | -0.07 | 0.04 | 0.32 | -0.24 | -0.38 | -0.7 | -0.42 | -0.39 | 0.03 |