Standardized Precipitation Index Table

East Central Climate Division

Indiana, Climate Division 06

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.) 4.25 7 11.85 13.76 19.23 22.33 26.96 30.39 32.36 36.1 37.48 40.11 55.53 70.54 95.64 120.93 137.39 189.1 228.18 276.5
Accumulated Precipitation Departure from Normal (in.) 0.38 -1.12 -0.35 -2.22 -0.26 0.64 2.52 3.04 2 2.97 1.18 0.31 3.52 9.06 16.03 19.71 18.16 30.27 29.83 38.61
Accumulated Precipitation Percent of Average 110 86 97 86 99 103 110 111 107 109 103 101 107 115 120 119 115 119 115 116
Accumulated Precipitation Percentile (non-exceedance) 64.3 37.6 49.7 29.6 50.4 58.4 72.2 75.3 67.1 73.2 60.5 54 70.7 88.9 95.8 97.5 94.8 99.1 98.4 99.3
Standardized Precipitation Index 0.37 -0.32 -0.01 -0.53 0.01 0.21 0.59 0.68 0.44 0.62 0.26 0.1 0.55 1.22 1.72 1.96 1.62 2.36 2.14 2.47