Standardized Precipitation Index Table

Central Climate Division

Georgia, Climate Division 05

Precipitation Data Table

Time Scale in Months (As of the end of Apr. 2026)
1 2 3 4 5 6 7 8 9 10 11 12 15 18 24 30 36 48 60 72
Accumulated Precipitation (in.) 1.56 3.85 7.58 10.27 12.7 13.23 15.55 16.37 25.12 28.3 34.21 40.87 53.18 62.3 89.44 116.89 141.38 190.43 242.43 289.64
Accumulated Precipitation Departure from Normal (in.) -2.09 -4.68 -5.43 -6.95 -8.54 -10.76 -11.03 -13.66 -9.56 -11.43 -9.59 -6.35 -7.09 -9.04 -5.09 -1.75 -0.42 1.27 6.04 6.03
Accumulated Precipitation Percent of Average 43 45 58 60 60 55 59 55 72 71 78 87 88 87 95 99 100 101 103 102
Accumulated Precipitation Percentile (non-exceedance) 11.9 5.5 8.2 5.5 3.9 1.7 2.2 0.8 6.5 3.7 8.2 19.9 20.9 16.1 32.1 45.1 49.7 54.8 67.6 66.1
Standardized Precipitation Index -1.18 -1.6 -1.39 -1.6 -1.77 -2.12 -2.02 -2.42 -1.51 -1.79 -1.39 -0.85 -0.81 -0.99 -0.46 -0.12 -0.01 0.12 0.46 0.42