| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 15 | 18 | 24 | 30 | 36 | 48 | 60 | 72 | |
| Accumulated Precipitation (in.) | 2.52 | 5.2 | 6.91 | 10.51 | 12.64 | 14.57 | 18.91 | 23.46 | 33.65 | 36.87 | 39.62 | 42 | 49.55 | 56.79 | 80.46 | 111.72 | 135.35 | 185.26 | 235.63 | 285.59 |
| Accumulated Precipitation Departure from Normal (in.) | -0.85 | -1.94 | -3.84 | -4.02 | -6.14 | -8.74 | -9.13 | -8.91 | -2.96 | -3.66 | -4.66 | -5.28 | -8.6 | -13.96 | -14.24 | -6.52 | -6.84 | -4.31 | -1.29 | 1.33 |
| Accumulated Precipitation Percent of Average | 75 | 73 | 64 | 72 | 67 | 63 | 67 | 72 | 92 | 91 | 89 | 89 | 85 | 80 | 85 | 94 | 95 | 98 | 99 | 100 |
| Accumulated Precipitation Percentile (non-exceedance) | 32.8 | 23 | 9.4 | 13.2 | 7.1 | 3 | 4 | 6.3 | 34.3 | 30.6 | 26.1 | 23.3 | 14 | 6.3 | 9.3 | 31.6 | 32.6 | 41.1 | 48.4 | 53.5 |
| Standardized Precipitation Index | -0.45 | -0.74 | -1.32 | -1.11 | -1.47 | -1.88 | -1.75 | -1.53 | -0.4 | -0.51 | -0.64 | -0.73 | -1.08 | -1.53 | -1.32 | -0.48 | -0.45 | -0.23 | -0.04 | 0.09 |