| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 15 | 18 | 24 | 30 | 36 | 48 | 60 | 72 | |
| Accumulated Precipitation (in.) | 2.52 | 3.86 | 7.19 | 9.92 | 13.7 | 16.08 | 19.64 | 22.98 | 31.28 | 40.67 | 43.87 | 48.56 | 64.55 | 68.92 | 101.86 | 124.62 | 159.5 | 219.5 | 270.16 | 340.65 |
| Accumulated Precipitation Departure from Normal (in.) | -2.14 | -5.85 | -6.92 | -7.79 | -7.37 | -8.24 | -8.73 | -9.3 | -6.04 | -1.91 | -3.89 | -3.51 | -1.73 | -7.58 | -2.36 | -4.14 | 3.06 | 10.84 | 9.3 | 27.44 |
| Accumulated Precipitation Percent of Average | 54 | 40 | 51 | 56 | 65 | 66 | 69 | 71 | 84 | 96 | 92 | 93 | 97 | 90 | 98 | 97 | 102 | 105 | 104 | 109 |
| Accumulated Precipitation Percentile (non-exceedance) | 21.5 | 2.5 | 4.8 | 6.3 | 9.1 | 7.6 | 8.2 | 8.6 | 21.9 | 43 | 34.6 | 37.2 | 45.7 | 26.6 | 45 | 40.8 | 58.5 | 71.6 | 67 | 87 |
| Standardized Precipitation Index | -0.79 | -1.96 | -1.66 | -1.53 | -1.34 | -1.43 | -1.39 | -1.37 | -0.78 | -0.18 | -0.4 | -0.33 | -0.11 | -0.63 | -0.12 | -0.23 | 0.21 | 0.57 | 0.44 | 1.13 |