| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 15 | 18 | 24 | 30 | 36 | 48 | 60 | 72 | |
| Accumulated Precipitation (in.) | 7.64 | 10.66 | 21.17 | 27.95 | 29.63 | 30.7 | 32.48 | 39.16 | 42.68 | 48.94 | 52.11 | 59.42 | 74.76 | 88.91 | 118.04 | 146.88 | 176.81 | 256.6 | 328.09 | 417.81 |
| Accumulated Precipitation Departure from Normal (in.) | 1.46 | -0.8 | 4.19 | 5.12 | 2.38 | -1.11 | -4.29 | -3.83 | -6.55 | -5.68 | -7.46 | -5.16 | -6.77 | -7.56 | -11.24 | -14.31 | -17.21 | -2.31 | 4.57 | 29.67 |
| Accumulated Precipitation Percent of Average | 124 | 93 | 125 | 122 | 109 | 97 | 88 | 91 | 87 | 90 | 87 | 92 | 92 | 92 | 91 | 91 | 91 | 99 | 101 | 108 |
| Accumulated Precipitation Percentile (non-exceedance) | 73.9 | 45.8 | 82.4 | 82.5 | 67.4 | 46.6 | 31.6 | 34.6 | 24 | 29.1 | 24.2 | 33.1 | 29.9 | 28.9 | 23.9 | 20.3 | 17.8 | 46.7 | 58.7 | 88.2 |
| Standardized Precipitation Index | 0.64 | -0.11 | 0.93 | 0.93 | 0.45 | -0.08 | -0.48 | -0.4 | -0.71 | -0.55 | -0.7 | -0.44 | -0.53 | -0.56 | -0.71 | -0.83 | -0.92 | -0.08 | 0.22 | 1.18 |