| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 15 | 18 | 24 | 30 | 36 | 48 | 60 | 72 | |
| Accumulated Precipitation (in.) | 4.67 | 7.32 | 11.03 | 14.78 | 18.72 | 24.26 | 32.41 | 42.24 | 45.18 | 49.13 | 54.13 | 62.65 | 73.55 | 84.12 | 118.06 | 146.13 | 181.98 | 230.98 | 287.6 | 358.32 |
| Accumulated Precipitation Departure from Normal (in.) | 0.37 | -0.74 | -0.62 | -0.16 | -0.22 | 1.14 | 3.75 | 8.37 | 6.44 | 6.48 | 7.41 | 11.32 | 10.57 | 9.68 | 15.35 | 20.3 | 27.81 | 25.45 | 30.55 | 49.77 |
| Accumulated Precipitation Percent of Average | 109 | 91 | 95 | 99 | 99 | 105 | 113 | 125 | 117 | 115 | 116 | 122 | 117 | 113 | 115 | 116 | 118 | 112 | 112 | 116 |
| Accumulated Precipitation Percentile (non-exceedance) | 63.4 | 47.8 | 49.7 | 52.9 | 51.9 | 60.8 | 72.6 | 86.3 | 79.2 | 78.1 | 80.1 | 87.7 | 83.3 | 79.8 | 85.4 | 88.9 | 93.2 | 88.7 | 90.3 | 96.9 |
| Standardized Precipitation Index | 0.34 | -0.05 | -0.01 | 0.07 | 0.05 | 0.27 | 0.6 | 1.1 | 0.81 | 0.78 | 0.85 | 1.16 | 0.97 | 0.83 | 1.05 | 1.22 | 1.49 | 1.21 | 1.3 | 1.86 |