Standardized Precipitation Index Table

Dixie (S) Climate Division

Utah, Climate Division 02

Precipitation Data Table

Time Scale in Months (As of the end of Apr. 2026)
1 2 3 4 5 6 7 8 9 10 11 12 15 18 24 30 36 48 60 72
Accumulated Precipitation (in.) 1.05 1.11 2.36 3.43 4.55 5.87 7.53 8.42 9.48 9.59 9.97 11.31 14.25 14.9 17.66 25 31.39 51.39 62.33 68
Accumulated Precipitation Departure from Normal (in.) 0.19 -1.34 -1.76 -2.21 -2.33 -1.97 -1.28 -1.27 -1.49 -2.4 -2.32 -1.61 -2.8 -5.92 -8.24 -8.78 -7.49 -0.47 -2.5 -9.84
Accumulated Precipitation Percent of Average 122 45 57 61 66 75 85 87 86 80 81 88 84 72 68 74 81 99 96 87
Accumulated Precipitation Percentile (non-exceedance) 70 20.7 23.8 24.6 23.1 29.3 39.2 39.8 37.3 27.9 28.6 36.3 27.5 10.4 4.7 6.2 11.4 49.2 39.2 13.4
Standardized Precipitation Index 0.52 -0.82 -0.71 -0.69 -0.73 -0.54 -0.27 -0.26 -0.32 -0.59 -0.56 -0.35 -0.6 -1.26 -1.67 -1.53 -1.21 -0.02 -0.27 -1.11