| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 15 | 18 | 24 | 30 | 36 | 48 | 60 | 72 | |
| Accumulated Precipitation (in.) | 5.95 | 9.3 | 11.54 | 16.03 | 18.43 | 18.81 | 19.63 | 20.36 | 21.93 | 23.96 | 25.88 | 30.14 | 48.74 | 57.01 | 66.37 | 95.58 | 105.95 | 133.09 | 165.27 | 189.19 |
| Accumulated Precipitation Departure from Normal (in.) | 1.99 | 0.57 | -1.45 | 0.1 | 0.67 | 0.13 | 0.1 | -0.27 | -0.3 | -0.52 | -2.11 | -1.86 | 3.74 | 6.33 | 2.38 | 12.97 | 9.98 | 5.13 | 5.28 | -2.86 |
| Accumulated Precipitation Percent of Average | 150 | 106 | 89 | 101 | 104 | 101 | 101 | 99 | 99 | 98 | 92 | 94 | 108 | 112 | 104 | 116 | 110 | 104 | 103 | 99 |
| Accumulated Precipitation Percentile (non-exceedance) | 86.3 | 62 | 36.7 | 54.3 | 59.3 | 54.3 | 53.9 | 50.4 | 49.9 | 48.2 | 36 | 38.9 | 71.6 | 80.1 | 62.9 | 90.4 | 83.5 | 67.1 | 65.8 | 43.5 |
| Standardized Precipitation Index | 1.09 | 0.3 | -0.34 | 0.11 | 0.23 | 0.11 | 0.1 | 0.01 | 0 | -0.04 | -0.36 | -0.28 | 0.57 | 0.84 | 0.33 | 1.3 | 0.98 | 0.44 | 0.41 | -0.16 |