| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 15 | 18 | 24 | 30 | 36 | 48 | 60 | 72 | |
| Accumulated Precipitation (in.) | 2.76 | 5.26 | 8.23 | 11.98 | 16.67 | 18.53 | 24.3 | 29.44 | 36.47 | 42.49 | 46.09 | 54.23 | 66.38 | 76.31 | 102.85 | 120.76 | 145.32 | 196.25 | 251.41 | 312.03 |
| Accumulated Precipitation Departure from Normal (in.) | -1.31 | -2.78 | -3.17 | -2.21 | -0.76 | -2.91 | -2.14 | -1.41 | 1.24 | 3.24 | 2.24 | 6.6 | 7.23 | 7.11 | 7.55 | 3.86 | 2.32 | 5.57 | 13.08 | 26.08 |
| Accumulated Precipitation Percent of Average | 68 | 65 | 72 | 84 | 96 | 86 | 92 | 95 | 104 | 108 | 105 | 114 | 112 | 110 | 108 | 103 | 102 | 103 | 105 | 109 |
| Accumulated Precipitation Percentile (non-exceedance) | 25.2 | 14 | 14.4 | 27.5 | 45.4 | 26.7 | 33.7 | 40.7 | 60.8 | 72 | 66 | 84.3 | 83.8 | 80.5 | 78.6 | 64.6 | 58.6 | 66 | 79.5 | 92.7 |
| Standardized Precipitation Index | -0.67 | -1.08 | -1.06 | -0.6 | -0.11 | -0.62 | -0.42 | -0.23 | 0.27 | 0.58 | 0.41 | 1.01 | 0.99 | 0.86 | 0.79 | 0.38 | 0.22 | 0.41 | 0.82 | 1.46 |