| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 15 | 18 | 24 | 30 | 36 | 48 | 60 | 72 | |
| Accumulated Precipitation (in.) | 3.19 | 5.78 | 7.81 | 8.92 | 12.5 | 14.71 | 23.28 | 27.42 | 31.13 | 38.31 | 42.5 | 44.97 | 56.21 | 67.7 | 93.83 | 115.92 | 144.89 | 195.64 | 249.06 | 308.79 |
| Accumulated Precipitation Departure from Normal (in.) | -1.68 | -3.91 | -6.67 | -9.05 | -8.85 | -10.45 | -6.51 | -7.34 | -7.88 | -4.64 | -4.58 | -7.5 | -10.8 | -10.02 | -11.18 | -14.42 | -12.75 | -14.72 | -13.94 | -6.89 |
| Accumulated Precipitation Percent of Average | 66 | 60 | 54 | 50 | 59 | 58 | 78 | 79 | 80 | 89 | 90 | 86 | 84 | 87 | 89 | 89 | 92 | 93 | 95 | 98 |
| Accumulated Precipitation Percentile (non-exceedance) | 25.1 | 7.7 | 2.7 | 1.1 | 2.7 | 2.3 | 14.4 | 12 | 11.8 | 27.4 | 29.3 | 18.6 | 12.1 | 15.6 | 17.5 | 12.8 | 18.6 | 17.8 | 21 | 35.8 |
| Standardized Precipitation Index | -0.67 | -1.43 | -1.93 | -2.31 | -1.93 | -2 | -1.06 | -1.18 | -1.19 | -0.6 | -0.54 | -0.89 | -1.17 | -1.01 | -0.94 | -1.14 | -0.89 | -0.92 | -0.8 | -0.36 |