| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 15 | 18 | 24 | 30 | 36 | 48 | 60 | 72 | |
| Accumulated Precipitation (in.) | 2.57 | 6.33 | 18.13 | 27.94 | 32.55 | 47.66 | 61.2 | 69.12 | 70.84 | 73.45 | 74.05 | 78.39 | 94.13 | 133.54 | 156.79 | 203.29 | 228.95 | 331.68 | 418.56 | 506.87 |
| Accumulated Precipitation Departure from Normal (in.) | -1.52 | -3.54 | -0.77 | -0.8 | -9.26 | -7.84 | -7.5 | -7.42 | -9.64 | -8.76 | -9.52 | -8.41 | -11.58 | -8.85 | -16.9 | -25.94 | -31.65 | -15.93 | -15.88 | -14.36 |
| Accumulated Precipitation Percent of Average | 63 | 64 | 96 | 97 | 78 | 86 | 89 | 90 | 88 | 89 | 89 | 90 | 89 | 94 | 90 | 89 | 88 | 95 | 96 | 97 |
| Accumulated Precipitation Percentile (non-exceedance) | 19.2 | 9.3 | 46.9 | 47.9 | 13 | 22.6 | 27.9 | 30 | 24.5 | 26.9 | 25 | 28.1 | 21.6 | 31.8 | 19.9 | 13.4 | 10.1 | 30.2 | 32.5 | 35.6 |
| Standardized Precipitation Index | -0.87 | -1.32 | -0.08 | -0.05 | -1.13 | -0.75 | -0.58 | -0.52 | -0.69 | -0.62 | -0.68 | -0.58 | -0.78 | -0.47 | -0.85 | -1.11 | -1.28 | -0.52 | -0.45 | -0.37 |