Standardized Precipitation Index Table

South Central Climate Division

Georgia, Climate Division 08

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.) 4.22 8.21 10.71 18.45 22.63 29.47 32.42 37.77 39.86 44.42 45.13 50.44 62.88 70.43 101.26 129.19 148.53 196.46 246.22 298.51
Accumulated Precipitation Departure from Normal (in.) -1.65 -2.63 -3.5 0.71 0.3 2.9 1.85 3.5 3.14 5.25 2 1.79 -0.01 -4.77 3.93 5.26 2.55 1.75 2.84 6.46
Accumulated Precipitation Percent of Average 72 76 75 104 101 111 106 110 109 113 105 104 100 94 104 104 102 101 101 102
Accumulated Precipitation Percentile (non-exceedance) 15.7 14.6 11.6 60.3 55.3 72.4 64.6 72.4 69.5 77.4 62.7 61.1 51.7 32.2 65.5 67.6 59.1 56.1 58.5 66.6
Standardized Precipitation Index -1.01 -1.05 -1.2 0.26 0.13 0.59 0.37 0.59 0.51 0.75 0.32 0.28 0.04 -0.46 0.4 0.46 0.23 0.15 0.21 0.43