| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 15 | 18 | 24 | 30 | 36 | 48 | 60 | 72 | |
| Accumulated Precipitation (in.) | 2.63 | 5.67 | 7.71 | 10.24 | 12.74 | 15.45 | 20.78 | 24.92 | 26.19 | 30.16 | 36.38 | 43.94 | 67.92 | 82.47 | 108.99 | 131.37 | 153.26 | 201.52 | 260.03 | 315.59 |
| Accumulated Precipitation Departure from Normal (in.) | -1.71 | -3.6 | -5.49 | -7.38 | -9.32 | -10.4 | -8.11 | -7.43 | -9.84 | -10.44 | -8.56 | -5.62 | 5.12 | 6.9 | 9.74 | 6.26 | 4.49 | 3.16 | 12.11 | 18.08 |
| Accumulated Precipitation Percent of Average | 61 | 61 | 58 | 58 | 58 | 60 | 72 | 77 | 73 | 74 | 81 | 89 | 108 | 109 | 110 | 105 | 103 | 102 | 105 | 106 |
| Accumulated Precipitation Percentile (non-exceedance) | 18.3 | 8.7 | 5.5 | 2.7 | 1.6 | 1.4 | 6.3 | 10.8 | 5.7 | 5.5 | 11.3 | 23.8 | 73.5 | 77.7 | 80.6 | 70.5 | 63.8 | 58.8 | 75 | 81.2 |
| Standardized Precipitation Index | -0.91 | -1.36 | -1.59 | -1.92 | -2.14 | -2.19 | -1.53 | -1.24 | -1.58 | -1.6 | -1.21 | -0.71 | 0.63 | 0.76 | 0.86 | 0.54 | 0.35 | 0.22 | 0.67 | 0.89 |