| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 15 | 18 | 24 | 30 | 36 | 48 | 60 | 72 | |
| Accumulated Precipitation (in.) | 0.29 | 0.89 | 1.36 | 3.95 | 6.17 | 10.02 | 13.24 | 16.12 | 20.7 | 23.23 | 23.65 | 23.86 | 24.92 | 28.5 | 37.67 | 44.62 | 57.61 | 71.17 | 84.68 | 97.53 |
| Accumulated Precipitation Departure from Normal (in.) | -0.11 | 0.07 | 0.06 | 1.6 | 2.62 | 4.89 | 6.04 | 5.81 | 7.68 | 8.68 | 8.23 | 7.98 | 7.73 | 7.52 | 5.97 | 7.84 | 10.09 | 7.85 | 5.52 | 2.52 |
| Accumulated Precipitation Percent of Average | 72 | 109 | 104 | 168 | 174 | 195 | 184 | 156 | 159 | 160 | 153 | 150 | 145 | 136 | 119 | 121 | 121 | 112 | 107 | 103 |
| Accumulated Precipitation Percentile (non-exceedance) | 40 | 63.2 | 60.1 | 91.3 | 94.7 | 99 | 99.3 | 97.4 | 97.8 | 98.4 | 98 | 97.6 | 97 | 95.3 | 86.6 | 90.3 | 92.3 | 83.7 | 73.7 | 61.1 |
| Standardized Precipitation Index | -0.25 | 0.34 | 0.26 | 1.36 | 1.61 | 2.32 | 2.47 | 1.94 | 2.01 | 2.16 | 2.05 | 1.98 | 1.88 | 1.67 | 1.11 | 1.3 | 1.42 | 0.98 | 0.63 | 0.28 |