Standardized Precipitation Index Table

North Central Climate Division

South Carolina, Climate Division 03

Precipitation Data Table

Time Scale in Months (As of the end of Mar. 2024)
1 2 3 4 5 6 7 8 9 10 11 12 15 18 24 30 36 48 60 72
Accumulated Precipitation (in.) 6.39 8.68 15.59 22.36 24.64 25.88 28.32 32.33 36.09 40.76 43.5 48.96 61.26 72.49 92.86 108.97 129.74 183.26 230.11 281.8
Accumulated Precipitation Departure from Normal (in.) 2.21 0.71 3.83 6.9 6.4 4.66 3.52 2.81 1.63 2.14 1.48 3.6 4.17 5.91 2.13 -2.96 -6.37 1.63 3.1 9.38
Accumulated Precipitation Percent of Average 153 109 133 145 135 122 114 110 105 106 104 108 107 109 102 97 95 101 101 103
Accumulated Precipitation Percentile (non-exceedance) 87.4 64.4 86.6 94.2 91.2 82.5 75 70 62.8 65.4 61.1 71.6 72 76.6 60 40.3 29.5 56 59.5 73.7
Standardized Precipitation Index 1.14 0.37 1.11 1.57 1.35 0.93 0.67 0.52 0.33 0.4 0.28 0.57 0.58 0.73 0.25 -0.25 -0.54 0.15 0.24 0.63