| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 15 | 18 | 24 | 30 | 36 | 48 | 60 | 72 | |
| Accumulated Precipitation (in.) | 1.97 | 2.31 | 2.68 | 4.18 | 4.29 | 8.88 | 11.15 | 13.86 | 15.46 | 17.44 | 22.85 | 25.56 | 31.47 | 34.86 | 53.94 | 62.23 | 79.35 | 108.74 | 152.12 | 195.68 |
| Accumulated Precipitation Departure from Normal (in.) | 0.35 | -0.16 | -0.57 | -0.03 | -1.34 | 1.15 | 0.14 | -1 | -3.15 | -5.73 | -4.18 | -4.09 | -1.44 | -2.54 | -5.43 | -4.85 | -9.72 | -10.11 | 3.44 | 17.27 |
| Accumulated Precipitation Percent of Average | 121 | 94 | 82 | 99 | 76 | 115 | 101 | 93 | 83 | 75 | 85 | 86 | 96 | 93 | 91 | 93 | 89 | 91 | 102 | 110 |
| Accumulated Precipitation Percentile (non-exceedance) | 71.1 | 49.4 | 32.4 | 53.3 | 24.3 | 71.9 | 55.5 | 41.5 | 21.2 | 7.7 | 19.9 | 22.4 | 41.6 | 34.4 | 25.3 | 28.8 | 17.1 | 21.4 | 60.5 | 85.4 |
| Standardized Precipitation Index | 0.56 | -0.02 | -0.46 | 0.08 | -0.7 | 0.58 | 0.14 | -0.22 | -0.8 | -1.43 | -0.84 | -0.76 | -0.21 | -0.4 | -0.66 | -0.56 | -0.95 | -0.79 | 0.27 | 1.05 |