Standardized Precipitation Index Table

West Central Climate Division

North Dakota, Climate Division 04

Precipitation Data Table

Time Scale in Months (As of the end of Mar. 2024)
1 2 3 4 5 6 7 8 9 10 11 12 15 18 24 30 36 48 60 72
Accumulated Precipitation (in.) 0.89 1.19 1.39 1.83 1.9 3.88 5.59 8.37 10 12.63 15.52 15.92 17.4 20.83 34.56 38.87 48.09 58.09 79.12 95.04
Accumulated Precipitation Departure from Normal (in.) 0.22 0.1 -0.12 -0.15 -0.62 0.37 0.6 1.56 0.86 0.09 0.65 -0.24 -0.28 1.16 2.23 3.08 -0.35 -6.51 -1.7 -1.96
Accumulated Precipitation Percent of Average 133 110 92 93 75 110 112 123 109 101 104 98 98 106 107 109 99 90 98 98
Accumulated Precipitation Percentile (non-exceedance) 74.9 64 46.8 45.8 25.4 66 67.5 80.5 68 54.2 60.7 49.9 49.3 64.7 69.6 74.9 49.1 16.7 42.2 41.7
Standardized Precipitation Index 0.67 0.36 -0.08 -0.11 -0.66 0.41 0.45 0.86 0.47 0.1 0.27 0 -0.02 0.38 0.51 0.67 -0.02 -0.97 -0.2 -0.21