| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 15 | 18 | 24 | 30 | 36 | 48 | 60 | 72 | |
| Accumulated Precipitation (in.) | 4.42 | 9.1 | 10.43 | 15.15 | 17.75 | 19.37 | 23.66 | 24.88 | 29.9 | 33.93 | 38.38 | 47.81 | 63.12 | 80.39 | 105.97 | 140.72 | 153.58 | 222.04 | 280.29 | 346.04 |
| Accumulated Precipitation Departure from Normal (in.) | -0.9 | -1.91 | -5.73 | -6.55 | -9.74 | -12.41 | -11.3 | -13.29 | -12.7 | -13.77 | -13.63 | -9.13 | -10.03 | -8.43 | -7.99 | -5.21 | -17.49 | -6.26 | -5.14 | 3.46 |
| Accumulated Precipitation Percent of Average | 83 | 83 | 65 | 70 | 65 | 61 | 68 | 65 | 70 | 71 | 74 | 84 | 86 | 91 | 93 | 96 | 90 | 97 | 98 | 101 |
| Accumulated Precipitation Percentile (non-exceedance) | 45.4 | 34.8 | 10.5 | 10.7 | 4.8 | 2.7 | 4.5 | 2.5 | 4.1 | 3.5 | 4.5 | 15.1 | 16.3 | 23.9 | 27.2 | 36.9 | 12.6 | 37.4 | 41.3 | 56.8 |
| Standardized Precipitation Index | -0.12 | -0.39 | -1.26 | -1.24 | -1.67 | -1.93 | -1.69 | -1.95 | -1.74 | -1.82 | -1.69 | -1.03 | -0.98 | -0.71 | -0.61 | -0.33 | -1.15 | -0.32 | -0.22 | 0.17 |