| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 15 | 18 | 24 | 30 | 36 | 48 | 60 | 72 | |
| Accumulated Precipitation (in.) | 3.82 | 8.1 | 12.64 | 16.74 | 19.5 | 21.59 | 26.12 | 30.04 | 35.29 | 38.98 | 42.63 | 46.94 | 57.48 | 68.97 | 94.51 | 124.06 | 150.23 | 204.45 | 253.23 | 294.05 |
| Accumulated Precipitation Departure from Normal (in.) | 0.36 | 0.78 | 1.3 | 1.32 | -0.03 | -2.09 | -1.86 | -2.08 | -0.67 | -0.51 | -0.26 | 1.02 | 0.18 | -0.7 | 2.63 | 8.39 | 12.37 | 20.72 | 23.69 | 18.67 |
| Accumulated Precipitation Percent of Average | 111 | 111 | 111 | 109 | 100 | 91 | 93 | 94 | 98 | 99 | 99 | 102 | 100 | 99 | 103 | 107 | 109 | 111 | 110 | 107 |
| Accumulated Precipitation Percentile (non-exceedance) | 65.7 | 69.2 | 72.3 | 69.5 | 51.9 | 28 | 32.5 | 32 | 45.5 | 47.4 | 49.3 | 59.6 | 52.6 | 46.8 | 64.6 | 82.8 | 89.1 | 95.1 | 94.6 | 86.9 |
| Standardized Precipitation Index | 0.4 | 0.5 | 0.59 | 0.51 | 0.05 | -0.58 | -0.45 | -0.47 | -0.11 | -0.07 | -0.02 | 0.24 | 0.06 | -0.08 | 0.37 | 0.94 | 1.23 | 1.65 | 1.61 | 1.12 |