| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 15 | 18 | 24 | 30 | 36 | 48 | 60 | 72 | |
| Accumulated Precipitation (in.) | 1.98 | 4.25 | 7.08 | 9.8 | 12.2 | 14.16 | 16.73 | 19.95 | 22.74 | 28.91 | 32.6 | 39.57 | 52.43 | 61.69 | 87.76 | 108.21 | 128.71 | 178.7 | 221.01 | 277.12 |
| Accumulated Precipitation Departure from Normal (in.) | -1.67 | -3.54 | -4.21 | -5.01 | -6.1 | -7.08 | -7.49 | -7.67 | -8.94 | -7.61 | -8.1 | -5.38 | -3.84 | -4.61 | -2.23 | -3.1 | -6.28 | -1.38 | -4.04 | 7.03 |
| Accumulated Precipitation Percent of Average | 54 | 55 | 63 | 66 | 67 | 67 | 69 | 72 | 72 | 79 | 80 | 88 | 93 | 93 | 98 | 97 | 95 | 99 | 98 | 103 |
| Accumulated Precipitation Percentile (non-exceedance) | 8.8 | 3 | 4.1 | 3.2 | 2.6 | 1.8 | 2.6 | 4.4 | 2.8 | 5.7 | 5.8 | 18.1 | 28.8 | 26.7 | 41 | 38.3 | 28.8 | 46.6 | 39.5 | 68 |
| Standardized Precipitation Index | -1.35 | -1.89 | -1.74 | -1.86 | -1.94 | -2.11 | -1.95 | -1.7 | -1.91 | -1.58 | -1.57 | -0.91 | -0.56 | -0.62 | -0.23 | -0.3 | -0.56 | -0.09 | -0.27 | 0.47 |