Standardized Precipitation Index Table

Northeast Climate Division

Indiana, Climate Division 03

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.) 0.75 4.92 6.99 7.73 11.8 13.65 16.31 21.7 23.99 26.28 28.62 32.49 40.96 46.74 70.41 90.57 113.94 145.29 190.41 232.27
Accumulated Precipitation Departure from Normal (in.) -1.18 0.74 0.36 -1.65 -0.39 -1.65 -2.4 -0.75 -2.38 -3.97 -5 -3.96 -2.19 -5.09 -2.6 2.25 4.47 -0.61 8.08 13.56
Accumulated Precipitation Percent of Average 39 118 105 82 97 89 87 97 91 87 85 89 95 90 96 103 104 100 104 106
Accumulated Precipitation Percentile (non-exceedance) 10.6 71.2 60.7 28.2 47.9 32.9 27.3 45.3 31.9 21.4 16.4 22.7 36.2 20.4 36.2 62.2 70.2 48.6 75.1 84
Standardized Precipitation Index -1.25 0.56 0.27 -0.58 -0.05 -0.44 -0.6 -0.12 -0.47 -0.79 -0.98 -0.75 -0.35 -0.83 -0.35 0.31 0.53 -0.03 0.68 0.99