| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 15 | 18 | 24 | 30 | 36 | 48 | 60 | 72 | |
| Accumulated Precipitation (in.) | 1.24 | 3.6 | 7.13 | 11.32 | 15.95 | 18.49 | 19.61 | 23.1 | 26.22 | 33.01 | 36.89 | 40.58 | 49.34 | 56.58 | 89.25 | 109.66 | 140.73 | 185.06 | 224.11 | 262.03 |
| Accumulated Precipitation Departure from Normal (in.) | -1.37 | -1.91 | -1.71 | -1.12 | -0.29 | -1.61 | -4.6 | -5.53 | -6.62 | -3.5 | -2.84 | -2.17 | -2.29 | -6.3 | 3.7 | 3.91 | 12.39 | 14.09 | 10.47 | 5.68 |
| Accumulated Precipitation Percent of Average | 48 | 65 | 81 | 91 | 98 | 92 | 81 | 81 | 80 | 90 | 93 | 95 | 96 | 90 | 104 | 104 | 110 | 108 | 105 | 102 |
| Accumulated Precipitation Percentile (non-exceedance) | 5.6 | 7.6 | 19.1 | 34.8 | 48.8 | 33.7 | 10.2 | 7.7 | 5.7 | 23.6 | 29.9 | 34.6 | 35.7 | 17.8 | 68.3 | 66.6 | 86.6 | 84.6 | 74.4 | 62.5 |
| Standardized Precipitation Index | -1.59 | -1.43 | -0.88 | -0.39 | -0.03 | -0.42 | -1.27 | -1.42 | -1.58 | -0.72 | -0.53 | -0.4 | -0.37 | -0.92 | 0.48 | 0.43 | 1.11 | 1.02 | 0.65 | 0.32 |