Standardized Precipitation Index Table

West Central Climate Division

South Carolina, Climate Division 05

Precipitation Data Table

Time Scale in Months (As of the end of Jul. 2020)
1 2 3 4 5 6 7 8 9 10 11 12 15 18 24 30 36 48 60 72
Accumulated Precipitation (in.) 5.92 9.77 14.49 19.33 24.53 32.68 37.76 46.2 49.12 52.64 53.36 59.47 70.6 78.68 111.21 135.87 152.85 197.7 253.55 296.3
Accumulated Precipitation Departure from Normal (in.) 1.18 0.88 2.19 3.55 4.26 8.27 9.35 13.89 14.03 14.66 11.77 13.41 12.26 8.28 19.19 19.46 14.91 13.76 23.63 20.54
Accumulated Precipitation Percent of Average 125 110 118 122 121 134 133 143 140 139 128 129 121 112 121 117 111 107 110 107
Accumulated Precipitation Percentile (non-exceedance) 77 66.1 76.6 82.2 82.4 92.5 93.9 98 97.7 97.4 93.7 95.1 92.9 81.9 96 93.7 87.8 83.3 93 88.7
Standardized Precipitation Index 0.74 0.41 0.73 0.92 0.93 1.44 1.54 2.05 1.99 1.94 1.53 1.66 1.47 0.91 1.76 1.53 1.17 0.96 1.47 1.21