Standardized Precipitation Index Table

Central Climate Division

South Carolina, Climate Division 06

Precipitation Data Table

Time Scale in Months (As of the end of Nov. 2019)
1 2 3 4 5 6 7 8 9 10 11 12 15 18 24 30 36 48 60 72
Accumulated Precipitation (in.) 3.1 6.31 8.52 12.27 16.18 22.59 24.72 28.53 31.3 32.74 36.27 43.67 60.9 73.45 93.87 115.88 139.62 191.19 250.48 297.25
Accumulated Precipitation Departure from Normal (in.) 0.64 0.99 -0.8 -2.21 -3.79 -2.31 -3.62 -3.09 -4.22 -6.56 -6.5 -2.54 5.37 2.33 1.41 -1.45 0.96 6.32 19.45 20.17
Accumulated Precipitation Percent of Average 126 119 91 85 81 91 87 90 88 83 85 95 110 103 102 99 101 103 108 107
Accumulated Precipitation Percentile (non-exceedance) 72.3 69.4 47 32.7 19.7 33.8 24.9 29.8 24.1 15.5 16.5 37.5 75.4 61.9 56.9 46.4 54.2 68 89.1 88
Standardized Precipitation Index 0.59 0.51 -0.08 -0.45 -0.85 -0.42 -0.68 -0.53 -0.7 -1.01 -0.98 -0.32 0.69 0.3 0.17 -0.09 0.11 0.47 1.23 1.17