| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 15 | 18 | 24 | 30 | 36 | 48 | 60 | 72 | |
| Accumulated Precipitation (in.) | 0.35 | 0.87 | 1.29 | 2.62 | 2.9 | 5.1 | 7.29 | 8.97 | 10.74 | 13.41 | 15.31 | 16.94 | 18.74 | 21.6 | 40.33 | 48.47 | 59.18 | 79.93 | 107.07 | 129.41 |
| Accumulated Precipitation Departure from Normal (in.) | -0.52 | -0.56 | -0.78 | -0.18 | -0.8 | -0.25 | -0.44 | -1.74 | -3.25 | -4.31 | -5.08 | -5.04 | -5.31 | -5.72 | -3.66 | -0.82 | -6.76 | -8.01 | -2.88 | -2.5 |
| Accumulated Precipitation Percent of Average | 40 | 61 | 62 | 94 | 78 | 95 | 94 | 84 | 77 | 76 | 75 | 77 | 78 | 79 | 92 | 98 | 90 | 91 | 97 | 98 |
| Accumulated Precipitation Percentile (non-exceedance) | 13 | 19.9 | 14.7 | 45.5 | 23.6 | 47.3 | 45.3 | 24.4 | 11.4 | 7.7 | 6.9 | 7.5 | 6.6 | 7.3 | 24.3 | 45.3 | 13.9 | 15.1 | 38.7 | 41.5 |
| Standardized Precipitation Index | -1.13 | -0.84 | -1.05 | -0.11 | -0.72 | -0.07 | -0.12 | -0.69 | -1.2 | -1.42 | -1.49 | -1.44 | -1.51 | -1.45 | -0.7 | -0.12 | -1.09 | -1.03 | -0.29 | -0.21 |