| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 15 | 18 | 24 | 30 | 36 | 48 | 60 | 72 | |
| Accumulated Precipitation (in.) | 4.08 | 7.19 | 8.94 | 11.38 | 12.74 | 16.07 | 18.8 | 22.58 | 24.97 | 28.53 | 31.87 | 40.17 | 57.45 | 73.44 | 91.97 | 125.23 | 150.64 | 210.93 | 262.33 | 327.78 |
| Accumulated Precipitation Departure from Normal (in.) | -1.17 | -3.23 | -5.77 | -7.99 | -11.72 | -12.79 | -13.66 | -13.23 | -14.1 | -14.59 | -15.16 | -11.9 | -9.37 | -7.59 | -12.27 | -8.03 | -5.85 | 2.14 | 1.27 | 14.36 |
| Accumulated Precipitation Percent of Average | 78 | 69 | 61 | 59 | 52 | 56 | 58 | 63 | 64 | 66 | 68 | 77 | 86 | 91 | 88 | 94 | 96 | 101 | 100 | 105 |
| Accumulated Precipitation Percentile (non-exceedance) | 38.7 | 19.4 | 7.5 | 3.1 | 0.9 | 1.4 | 1.7 | 2.4 | 2.2 | 2.5 | 2.9 | 8.6 | 19.6 | 27.5 | 18.7 | 31.7 | 37.7 | 55.6 | 53.4 | 73.4 |
| Standardized Precipitation Index | -0.29 | -0.86 | -1.44 | -1.87 | -2.36 | -2.19 | -2.12 | -1.98 | -2.02 | -1.96 | -1.89 | -1.37 | -0.86 | -0.6 | -0.89 | -0.48 | -0.31 | 0.14 | 0.09 | 0.62 |