| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 15 | 18 | 24 | 30 | 36 | 48 | 60 | 72 | |
| Accumulated Precipitation (in.) | 1.95 | 4.41 | 9.2 | 12.65 | 15.85 | 17.91 | 24.58 | 27.96 | 34.88 | 37.04 | 40.42 | 43.65 | 58.59 | 69.62 | 109.07 | 134.14 | 156.01 | 197.79 | 234.4 | 280.82 |
| Accumulated Precipitation Departure from Normal (in.) | -2.23 | -3.9 | -3.18 | -3.86 | -4 | -5.56 | -2.92 | -3.68 | -0.8 | -2.99 | -4.08 | -5.18 | -2.65 | -2.73 | 11.36 | 12.94 | 9.54 | 2.63 | -9.44 | -11.83 |
| Accumulated Precipitation Percent of Average | 47 | 53 | 74 | 77 | 80 | 76 | 89 | 88 | 98 | 93 | 91 | 89 | 96 | 96 | 112 | 111 | 107 | 101 | 96 | 96 |
| Accumulated Precipitation Percentile (non-exceedance) | 11.5 | 4.9 | 15.6 | 15.3 | 15.1 | 8.4 | 27.3 | 24.1 | 46.6 | 32.6 | 28.5 | 24.1 | 38.6 | 39.2 | 85 | 85.6 | 76 | 57.5 | 31.4 | 29 |
| Standardized Precipitation Index | -1.2 | -1.65 | -1.01 | -1.02 | -1.03 | -1.38 | -0.6 | -0.7 | -0.08 | -0.45 | -0.57 | -0.7 | -0.29 | -0.27 | 1.03 | 1.06 | 0.71 | 0.19 | -0.49 | -0.55 |