Standardized Precipitation Index Table

East Central Climate Division

Louisiana, Climate Division 06

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.) 3.09 13.71 20.79 23.42 24.46 26.84 28.63 32.09 35.87 39.62 44.98 47.71 67.16 77.9 116.64 137.84 200.49 264.21 330.61 393.11
Accumulated Precipitation Departure from Normal (in.) -2.1 3.06 4.46 2.93 0.49 -1.53 -5.61 -8.56 -9.99 -11.5 -11.35 -14.06 -10.95 -12.3 -7.05 -14.32 14.87 16.83 21.54 22.27
Accumulated Precipitation Percent of Average 60 129 127 114 102 95 84 79 78 78 80 77 86 86 94 91 108 107 107 106
Accumulated Precipitation Percentile (non-exceedance) 20.5 81.4 85.5 72.8 56.5 42.4 19.4 8.7 6.9 6.3 9.4 6.3 15 14.3 31.4 16.9 81.4 80.5 83.4 81.9
Standardized Precipitation Index -0.82 0.89 1.06 0.61 0.16 -0.19 -0.86 -1.36 -1.48 -1.53 -1.32 -1.53 -1.04 -1.07 -0.48 -0.96 0.89 0.86 0.97 0.91