Standardized Precipitation Index Table

North Central Climate Division

Indiana, Climate Division 02

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.) 0.81 5.29 7.76 8.32 12.96 14.34 17.63 22.74 25.08 27.09 29.64 34.06 41.79 48.12 68.46 88.18 112.07 142.66 184.51 226.1
Accumulated Precipitation Departure from Normal (in.) -1.1 1.09 1.06 -1.18 0.46 -1.4 -1.75 -0.44 -2.2 -4.13 -5.08 -3.51 -2.56 -5.28 -6.79 -2.86 -0.83 -7.88 -3.72 0.18
Accumulated Precipitation Percent of Average 42 126 116 88 104 91 91 98 92 87 85 91 94 90 91 97 99 95 98 100
Accumulated Precipitation Percentile (non-exceedance) 12.7 76.9 71.3 35.7 59.2 36.3 34.4 48.3 33.8 20.9 16.3 25.5 33.7 18.9 14.7 36.1 46.9 21.5 38 51.3
Standardized Precipitation Index -1.14 0.73 0.56 -0.37 0.23 -0.35 -0.4 -0.04 -0.42 -0.81 -0.98 -0.66 -0.42 -0.88 -1.05 -0.36 -0.08 -0.79 -0.3 0.03