| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 15 | 18 | 24 | 30 | 36 | 48 | 60 | 72 | |
| Accumulated Precipitation (in.) | 5.48 | 6.81 | 9.73 | 13.87 | 15.06 | 18.54 | 21.89 | 27.33 | 35.47 | 40.25 | 46.11 | 50.94 | 64.83 | 70.05 | 103.66 | 120.13 | 151.15 | 213.31 | 270.26 | 336.35 |
| Accumulated Precipitation Departure from Normal (in.) | 0.18 | -3.96 | -5.18 | -3.98 | -5.88 | -6.11 | -7.42 | -5.87 | -2.2 | -2.77 | -2.77 | -3.1 | -4.22 | -8.74 | -4.5 | -12.85 | -11.17 | -3.28 | -0.54 | 11.25 |
| Accumulated Precipitation Percent of Average | 103 | 63 | 65 | 78 | 72 | 75 | 75 | 82 | 94 | 94 | 94 | 94 | 94 | 89 | 96 | 90 | 93 | 98 | 100 | 103 |
| Accumulated Precipitation Percentile (non-exceedance) | 59.1 | 13.9 | 12.5 | 23.1 | 14.3 | 15 | 11.8 | 19.9 | 40.4 | 38.6 | 39.2 | 38.4 | 36.4 | 23.4 | 38.4 | 20.4 | 26 | 44.8 | 50.2 | 67.6 |
| Standardized Precipitation Index | 0.23 | -1.08 | -1.15 | -0.74 | -1.07 | -1.04 | -1.18 | -0.84 | -0.24 | -0.29 | -0.27 | -0.29 | -0.35 | -0.73 | -0.29 | -0.83 | -0.64 | -0.13 | 0.01 | 0.45 |