| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 15 | 18 | 24 | 30 | 36 | 48 | 60 | 72 | |
| Accumulated Precipitation (in.) | 5.32 | 8.38 | 13.1 | 14.49 | 20.1 | 23.67 | 28.97 | 30.48 | 36.07 | 36.33 | 43 | 48.8 | 62.03 | 70.06 | 114.2 | 142.18 | 166.87 | 229.44 | 292.69 | 343.87 |
| Accumulated Precipitation Departure from Normal (in.) | -0.31 | -0.93 | -0.41 | -4.23 | -3.35 | -4.14 | -3.25 | -5.04 | -2.56 | -7.7 | -7.91 | -9.45 | -9.73 | -16.03 | -2.43 | -2.35 | -8.07 | -3.99 | 0.87 | -6.26 |
| Accumulated Precipitation Percent of Average | 94 | 90 | 97 | 77 | 86 | 85 | 90 | 86 | 93 | 83 | 84 | 84 | 86 | 81 | 98 | 98 | 95 | 98 | 100 | 98 |
| Accumulated Precipitation Percentile (non-exceedance) | 49.7 | 42.5 | 50.4 | 23.2 | 30.5 | 27.9 | 34.3 | 26.2 | 39.7 | 18.8 | 18.2 | 14.2 | 16.9 | 7.7 | 43.7 | 44.8 | 30.4 | 41 | 52.8 | 37.4 |
| Standardized Precipitation Index | -0.01 | -0.19 | 0.01 | -0.73 | -0.51 | -0.59 | -0.4 | -0.64 | -0.26 | -0.89 | -0.91 | -1.07 | -0.96 | -1.42 | -0.16 | -0.13 | -0.51 | -0.23 | 0.07 | -0.32 |