| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 15 | 18 | 24 | 30 | 36 | 48 | 60 | 72 | |
| Accumulated Precipitation (in.) | 1.99 | 3.49 | 5.33 | 8.45 | 9.87 | 13.26 | 15.38 | 18.58 | 22.81 | 25.63 | 29.61 | 30.86 | 35.12 | 41.72 | 61.92 | 74.69 | 98.78 | 137.22 | 199.14 | 241.05 |
| Accumulated Precipitation Departure from Normal (in.) | -0.6 | -0.53 | 0.08 | 1.66 | 0.88 | 1.1 | -0.85 | -1.22 | -0.82 | -3.13 | -4.37 | -6.75 | -7.74 | -8.06 | -13.37 | -12.78 | -14.24 | -13.61 | 10.52 | 14.82 |
| Accumulated Precipitation Percent of Average | 77 | 87 | 101 | 124 | 110 | 109 | 95 | 94 | 97 | 89 | 87 | 82 | 82 | 84 | 82 | 85 | 87 | 91 | 106 | 107 |
| Accumulated Precipitation Percentile (non-exceedance) | 40 | 44.7 | 56.9 | 77.3 | 65.1 | 65 | 46.4 | 43.5 | 47.3 | 33.1 | 28.4 | 18.7 | 17.2 | 19.4 | 11.7 | 15.3 | 15.8 | 21.3 | 71.7 | 76.8 |
| Standardized Precipitation Index | -0.25 | -0.13 | 0.17 | 0.75 | 0.39 | 0.39 | -0.09 | -0.16 | -0.07 | -0.44 | -0.57 | -0.89 | -0.95 | -0.86 | -1.19 | -1.02 | -1 | -0.8 | 0.57 | 0.73 |