| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 15 | 18 | 24 | 30 | 36 | 48 | 60 | 72 | |
| Accumulated Precipitation (in.) | 2.72 | 5.55 | 7.69 | 8.23 | 9.05 | 10.94 | 14.06 | 16.6 | 18.03 | 21.67 | 26.71 | 30.47 | 44.01 | 48.95 | 63.54 | 75.37 | 91.41 | 127.6 | 158.44 | 195.49 |
| Accumulated Precipitation Departure from Normal (in.) | -1.65 | -2.15 | -2.1 | -2.7 | -2.99 | -2.41 | -1.16 | -1.26 | -3.68 | -4.06 | -2.98 | -4.02 | -0.29 | 1.11 | -5.46 | -6.87 | -12.03 | -10.39 | -14.08 | -11.65 |
| Accumulated Precipitation Percent of Average | 62 | 72 | 79 | 75 | 75 | 82 | 92 | 93 | 83 | 84 | 90 | 88 | 99 | 102 | 92 | 92 | 88 | 92 | 92 | 94 |
| Accumulated Precipitation Percentile (non-exceedance) | 20.5 | 22.6 | 26.8 | 20.5 | 18.6 | 25.6 | 41.2 | 40.9 | 24.6 | 24 | 34 | 29 | 50.8 | 57.6 | 29.8 | 26.6 | 15.8 | 24 | 19.7 | 26.5 |
| Standardized Precipitation Index | -0.82 | -0.75 | -0.62 | -0.82 | -0.89 | -0.65 | -0.22 | -0.23 | -0.69 | -0.71 | -0.41 | -0.55 | 0.02 | 0.19 | -0.53 | -0.62 | -1 | -0.71 | -0.85 | -0.63 |