Standardized Precipitation Index Table

Central Climate Division

Indiana, Climate Division 05

Precipitation Data Table

Time Scale in Months (As of the end of Feb. 2024)
1 2 3 4 5 6 7 8 9 10 11 12 15 18 24 30 36 48 60 72
Accumulated Precipitation (in.) 1.16 5.98 7.64 8.43 11.64 13.11 16.85 22.07 24.2 26.54 29.24 35 43.24 48.51 71.62 94.54 119.85 158.06 205.03 255.4
Accumulated Precipitation Departure from Normal (in.) -1.09 0.98 -0.23 -2.51 -2.2 -3.94 -3.68 -2.45 -4.51 -6.43 -7.51 -5.3 -5.03 -8.97 -9.12 -3.38 -1.33 -3.49 3.13 13.14
Accumulated Precipitation Percent of Average 52 120 97 77 84 77 82 90 84 80 80 87 90 84 89 97 99 98 102 105
Accumulated Precipitation Percentile (non-exceedance) 18.3 72 50.6 22 28.3 16.8 20.8 32.7 20.8 13 10.1 20 23 11.2 14.6 37.9 46.3 40.5 59 78.1
Standardized Precipitation Index -0.91 0.58 0.02 -0.77 -0.57 -0.96 -0.81 -0.45 -0.81 -1.13 -1.28 -0.84 -0.74 -1.21 -1.05 -0.31 -0.09 -0.24 0.23 0.78