| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 15 | 18 | 24 | 30 | 36 | 48 | 60 | 72 | |
| Accumulated Precipitation (in.) | 3.4 | 5.55 | 8.93 | 9.65 | 9.75 | 10.88 | 13.98 | 15.58 | 17.98 | 21.5 | 27.54 | 36.28 | 50.65 | 54.91 | 71.55 | 85.72 | 108.75 | 137.36 | 169.43 | 212.94 |
| Accumulated Precipitation Departure from Normal (in.) | -0.22 | -1.11 | 0.2 | -0.29 | -1.5 | -1.94 | -0.98 | -1.9 | -3.16 | -3.41 | -1.14 | 3.39 | 9.03 | 9.12 | 5.73 | 7.03 | 10.01 | 5.7 | 4.79 | 15.28 |
| Accumulated Precipitation Percent of Average | 94 | 83 | 102 | 97 | 87 | 85 | 93 | 89 | 85 | 86 | 96 | 110 | 122 | 120 | 109 | 109 | 110 | 104 | 103 | 108 |
| Accumulated Precipitation Percentile (non-exceedance) | 50.4 | 33.1 | 57 | 48.7 | 30.6 | 26.4 | 40.2 | 31.1 | 24.4 | 25.1 | 43.5 | 74.5 | 92.4 | 91.7 | 77.1 | 79.1 | 83.4 | 68.8 | 64.3 | 83.3 |
| Standardized Precipitation Index | 0.01 | -0.44 | 0.18 | -0.03 | -0.51 | -0.63 | -0.25 | -0.49 | -0.69 | -0.67 | -0.16 | 0.66 | 1.43 | 1.39 | 0.74 | 0.81 | 0.97 | 0.49 | 0.36 | 0.97 |