| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 15 | 18 | 24 | 30 | 36 | 48 | 60 | 72 | |
| Accumulated Precipitation (in.) | 3.01 | 6.1 | 8.72 | 13.11 | 17.44 | 19.93 | 25.81 | 31.99 | 39.95 | 48.53 | 53.02 | 56.56 | 59.78 | 66.58 | 107.21 | 123.08 | 164.26 | 217.02 | 267.92 | 326.65 |
| Accumulated Precipitation Departure from Normal (in.) | -0.29 | -0.1 | -0.08 | 1.85 | 4.14 | 3.31 | 2.76 | 1.41 | 1.62 | 2.94 | 3.77 | 4.64 | -0.94 | -1.96 | 3.38 | 2.53 | 8.47 | 9.28 | 8.34 | 15.24 |
| Accumulated Precipitation Percent of Average | 91 | 98 | 99 | 116 | 131 | 120 | 112 | 105 | 104 | 106 | 108 | 109 | 98 | 97 | 103 | 102 | 105 | 104 | 103 | 105 |
| Accumulated Precipitation Percentile (non-exceedance) | 54.9 | 55.7 | 55.4 | 69.5 | 80.5 | 75.3 | 70.4 | 61.8 | 62.2 | 68.4 | 71.9 | 74.6 | 47.1 | 42.6 | 64.2 | 60.5 | 76.7 | 77.3 | 74.2 | 86.9 |
| Standardized Precipitation Index | 0.12 | 0.14 | 0.13 | 0.51 | 0.86 | 0.68 | 0.54 | 0.3 | 0.31 | 0.48 | 0.58 | 0.66 | -0.07 | -0.19 | 0.36 | 0.27 | 0.73 | 0.75 | 0.65 | 1.12 |