| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 15 | 18 | 24 | 30 | 36 | 48 | 60 | 72 | |
| Accumulated Precipitation (in.) | 0.8 | 0.87 | 2.34 | 3.94 | 5.51 | 7.02 | 13.44 | 16.4 | 19.53 | 22.09 | 22.7 | 22.92 | 25.9 | 30.11 | 41.87 | 51.96 | 60.86 | 75.59 | 96.84 | 116.38 |
| Accumulated Precipitation Departure from Normal (in.) | -0.23 | -1.28 | -1.21 | -2.09 | -3.43 | -4.02 | 0.4 | 0.8 | 0.78 | 1.24 | 0.56 | -0.42 | -0.98 | -4.28 | -4.79 | -5.81 | -9.18 | -17.91 | -20.2 | -24.21 |
| Accumulated Precipitation Percent of Average | 78 | 41 | 66 | 65 | 62 | 64 | 103 | 105 | 104 | 106 | 103 | 98 | 96 | 88 | 90 | 90 | 87 | 81 | 83 | 83 |
| Accumulated Precipitation Percentile (non-exceedance) | 51.1 | 18.4 | 34.3 | 28.6 | 16.5 | 15.1 | 58 | 60.5 | 59.5 | 62.2 | 57.2 | 50.4 | 47.3 | 30.2 | 30.2 | 29 | 19.1 | 5.7 | 5.1 | 3.6 |
| Standardized Precipitation Index | 0.03 | -0.9 | -0.4 | -0.56 | -0.97 | -1.03 | 0.2 | 0.27 | 0.24 | 0.31 | 0.18 | 0.01 | -0.07 | -0.52 | -0.52 | -0.55 | -0.88 | -1.58 | -1.64 | -1.8 |