| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 15 | 18 | 24 | 30 | 36 | 48 | 60 | 72 | |
| Accumulated Precipitation (in.) | 1.88 | 4.16 | 7.12 | 10.1 | 14.15 | 18.54 | 21.46 | 23.85 | 24.21 | 24.57 | 25.33 | 25.68 | 31.4 | 40.28 | 51.45 | 66.28 | 73.08 | 93.74 | 117.77 | 143.03 |
| Accumulated Precipitation Departure from Normal (in.) | 0.76 | 1.24 | 1.53 | 1.25 | 1.8 | 2.2 | 1.2 | 1.22 | 0.09 | -0.37 | -0.17 | -0.57 | -0.44 | -2.3 | -1 | -2.51 | -5.57 | -11.16 | -13.45 | -14.53 |
| Accumulated Precipitation Percent of Average | 168 | 143 | 127 | 114 | 115 | 113 | 106 | 105 | 100 | 99 | 99 | 98 | 99 | 95 | 98 | 96 | 93 | 89 | 90 | 91 |
| Accumulated Precipitation Percentile (non-exceedance) | 82.2 | 80.9 | 77.9 | 71 | 71.7 | 72 | 62.4 | 62.1 | 53.6 | 50.3 | 51.7 | 48.8 | 49.8 | 39.8 | 47.2 | 41 | 30.2 | 17.8 | 16.2 | 15.9 |
| Standardized Precipitation Index | 0.92 | 0.87 | 0.77 | 0.55 | 0.57 | 0.58 | 0.32 | 0.31 | 0.09 | 0.01 | 0.04 | -0.03 | -0.01 | -0.26 | -0.07 | -0.23 | -0.52 | -0.92 | -0.99 | -1 |