| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 15 | 18 | 24 | 30 | 36 | 48 | 60 | 72 | |
| Accumulated Precipitation (in.) | 3.48 | 10.49 | 14.64 | 21.32 | 25.22 | 31.26 | 33.22 | 38 | 43.12 | 44.21 | 50.18 | 55 | 73.88 | 88.09 | 112.36 | 140.03 | 153.62 | 208.37 | 262.47 | 307.94 |
| Accumulated Precipitation Departure from Normal (in.) | -0.72 | 1.47 | 1.19 | 3.84 | 5.04 | 8.25 | 7.09 | 8.27 | 10.15 | 7.57 | 9.81 | 10.85 | 16.29 | 21 | 24.19 | 29 | 21.61 | 32.53 | 42.93 | 44.75 |
| Accumulated Precipitation Percent of Average | 83 | 116 | 109 | 122 | 125 | 136 | 127 | 128 | 131 | 121 | 124 | 125 | 128 | 131 | 127 | 126 | 116 | 119 | 120 | 117 |
| Accumulated Precipitation Percentile (non-exceedance) | 41.6 | 70.5 | 64.8 | 79.1 | 82.8 | 91.2 | 87.3 | 89.2 | 92.8 | 85.9 | 90.4 | 92 | 96.1 | 97.8 | 97.8 | 98.6 | 93.8 | 97.8 | 99.3 | 99.2 |
| Standardized Precipitation Index | -0.21 | 0.54 | 0.38 | 0.81 | 0.95 | 1.35 | 1.14 | 1.24 | 1.46 | 1.08 | 1.3 | 1.4 | 1.77 | 2.02 | 2.02 | 2.2 | 1.54 | 2.02 | 2.44 | 2.4 |