BONNEVILLE DAM, OR

Total of Precipitation (Inches)

(350897)

File last updated on April 19, 2024
a = 1 day missing, b = 2 days missing, c = 3 days, ..etc..,
z = 26 or more days missing, A = Accumulations present
Long-term means based on columns; thus, the monthly row may not
sum (or average) to the long-term annual value.
MAXIMUM ALLOWABLE NUMBER OF MISSING DAYS : 5
Individual Months not used for annual or monthly statistics if more than 5 days are missing.
Individual Years not used for annual statistics if any month in that year has more than 5 days missing.

YEAR(S)JANFEBMARAPRMAYJUNJULAUGSEPOCTNOVDECANN
1937-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z10.74h17.11 17.11k
19388.82 7.74 13.35 5.16 2.58 0.53 0.00 0.56 0.79 6.11 9.31 8.22 63.17
19397.95 10.23 6.02 1.03 2.14 2.08 1.26 0.82 1.22 5.52 2.76 13.93 54.96
19403.66b17.47 8.34 3.79 2.73 0.14 0.81 0.24 4.83 6.64 9.79 7.20 65.64
19417.65 2.49 2.64 2.15 7.76 2.26 0.00 2.36 4.89 4.12a10.55 16.21 63.08
19422.72 8.45 4.37 3.84 5.03 4.08 1.98 0.23 0.00 5.64 26.58 19.38 82.30
194310.32 10.94 9.54 6.15 3.68 3.59 0.42 1.81 0.27 10.45 4.88 5.03 67.08
19445.52 7.01 4.58 5.14 2.34 3.01 0.00 0.05 4.94 1.82 8.96 3.93 47.30
194510.08 9.65 9.59 7.97 6.86 0.35 0.61 0.37 4.33 2.75 16.79 13.40 82.75
194612.84 11.26 8.75 3.73 1.60 4.13 1.55 0.09 1.14 9.64 13.31 12.56 80.60
19479.98 3.52 7.24 5.53 0.69 6.15 0.88 0.32 2.92 17.37 10.09 7.92a72.61
194812.02 12.23 7.51 5.39 5.24 1.46 1.75 1.41 4.45 4.16 16.04 19.51 91.17
19492.58 20.32 4.28 3.09 3.71 2.86 1.55 0.90 3.65 5.71 9.87 11.55 70.07
195016.44 9.89f12.05 5.95 2.37 1.37 1.12 1.04 3.78 16.14 17.22 14.13 91.61a
195116.59 8.41 8.81 2.15 3.71 1.43 1.10 0.96 4.43 13.59 10.55 13.76 85.49
19529.33 6.25 9.58 3.02 2.94 3.61 0.02 0.16 0.91 0.78 2.45 14.88 53.93
195330.74 10.90 8.48 4.21 4.99 2.91 0.13 3.23 1.05 3.96 11.89 16.90 99.39
195416.70 7.33 5.36a5.69 3.77 5.27 2.33 1.53 1.51 5.09a7.40 8.80a70.78
19555.63 4.90 8.18 9.55 2.59 1.55 2.08 0.00 4.25 13.06 14.88 14.53 81.20
195618.87 8.00 10.76 0.99a2.25 2.76 0.00 3.68 3.07 9.67 3.27 13.35 76.67
19575.85 8.08 15.68 4.59 2.87 2.52 0.42 0.71 0.62 6.02 6.54 17.77 71.67
195813.44 10.54 4.28 10.07 1.20 4.32 0.00 0.38 2.59 4.07 18.80 14.52 84.21
195915.25 7.45 9.20 5.44 5.18 3.73 0.89 0.51 6.55 12.72 6.19 6.29 79.40
19607.13 9.77 11.26 6.71 9.51 2.12 0.00 3.94 1.36 6.75 19.76 6.33 84.64
19618.57 21.72 10.98 5.88 4.70 0.50 0.21 0.82 3.01 7.03 7.09a12.36 82.87
19625.18 4.90a10.91 7.62 5.75 1.33 0.16 1.94 4.24 6.10 15.44 6.81 70.38
19632.57 9.40 8.53 6.99 5.11 1.79 1.82 0.83 2.25 5.48 12.57 8.48 65.82
196417.43 3.20 7.31 4.73 2.58 3.59 1.30 2.40 1.94 3.14 12.67 23.52 83.81
196515.71 4.95 2.13 4.70 2.32 0.34 0.23 1.46 0.32 3.88 7.68 9.08 52.80
196612.36 4.73 8.83 3.00 1.30 2.11 1.35 0.89 1.87 6.74 10.29 11.95 65.42
196715.50 5.65 8.66 3.85 1.70 0.78 0.00 0.01 1.77 12.01 5.72 9.49 65.14
19688.39 12.90 5.25 3.56 3.26 3.81 1.41 6.67 3.20 11.49 15.05 13.97 88.96
196914.72 5.43 4.21 4.12 3.79 3.10 0.38 1.45 4.48 6.70 5.51 13.28 67.17
197021.65 7.98 6.12 7.38 3.01 1.21 0.37 0.00 4.59 6.19 14.49 14.47 87.46
197118.29 8.54 12.85 5.59 2.49 3.30 0.66 1.11 5.38 5.27 11.51 15.93 90.92
197214.79 13.18 11.93 9.28 2.97 1.57 1.19 0.18 6.65 1.15 8.20 13.48 84.57
19737.60 3.10 5.10 2.95 3.06 4.27 0.00 1.00 5.58 5.06 20.97 22.19 80.88
197416.16 10.86 10.80 7.03 5.79 2.19 1.66 0.14 0.32 2.01 11.09 15.45 83.50
197521.10 7.32 10.07 3.81 2.26 2.37 0.11 3.49 0.03 11.00 12.54 17.23 91.33
197613.15 12.55 6.97 5.01 2.93 1.94 1.21 2.97 1.02 2.73 3.18 3.64 57.30
19773.03 5.63 10.19 2.08 7.08 1.78 0.40 3.97 6.44 6.52 14.63 19.72 81.47
19787.20 7.37 2.37 7.10 5.98 2.20 0.86 4.55 3.53 1.57 7.11 9.89 59.73
19793.68 16.42 6.73 6.45 3.30 0.84 2.01 1.36 2.65 7.95 5.89 11.01 68.29
198011.14c9.31 7.25 4.96 2.28 3.90 0.27 1.98 2.61 1.85 13.28 20.24 79.07
19813.70 11.99 4.25 11.03 4.14 8.76 0.71 0.39 5.16 8.00 6.99 19.55 84.67
198211.94 13.75 6.20 6.12 1.10 0.92 0.95 1.78 5.60 6.63 7.28 13.00 75.27
198315.01 12.96 10.24 3.02a2.85 4.28 5.90 1.43 3.43 3.04 18.21 10.84 91.21
19849.27 7.80 9.94 6.12 8.22 4.69 0.00 0.04 5.05 9.14 16.90 9.62 86.79
19850.32 7.24 6.93 4.23 2.28 4.82 0.24 1.27 5.23 6.87 11.71 3.44 54.58
198612.06 16.49 6.01 6.36 2.76 0.84 1.52 0.10 5.33 2.60 11.58 4.72 70.37
19879.89 7.45 8.44 3.75 4.37 1.11 1.47 0.41 0.76 0.10 6.36 16.14 60.25
198812.27 5.73 9.71 7.18 4.84 2.73 1.22 0.53 2.67 1.14 19.88 7.82 75.72
198910.01 5.59 13.24 4.54 3.95 1.72 1.71 2.80 1.68 4.21 7.64 5.68 62.77
199018.57 10.82 3.95 7.11 3.49 4.24 0.46 1.43 0.40 12.33 10.05 7.47 80.32
19917.18 7.20 7.69 7.36 4.27 2.80 0.11 1.14 0.29 3.58 17.54 10.91 70.07
19927.70 8.93 2.16 8.65 0.62 0.97 1.24 1.82 3.41 3.62 13.92 10.72 63.76
19935.78 1.23 11.58 12.49 5.35 3.99 2.03 0.26 0.02 1.99 3.51 10.73 58.96
199411.10 11.01 4.88 4.35 1.69 3.23 0.23 0.33 1.84 11.27 15.61 15.95 81.49
199513.15 8.94 7.46 5.95 2.23 3.91 0.95 2.67 3.95 9.79 21.57 12.33 92.90
199615.28 17.51 5.07 9.71 6.66 2.44 0.52 0.67 2.50 13.26 17.05 27.94 118.61
199718.10b6.56 -----z8.74 2.49 3.72 2.10 1.36 4.64 12.09 7.32 7.17 74.29a
199814.15 8.46 8.54 3.26 6.57 3.50 0.10 0.00 2.23 5.47 15.31 19.63 87.22
199911.83 17.78 8.84 2.32 5.14 3.63 0.88 1.12 0.21 4.29 19.19 -----z75.23a
200015.40 13.04 5.41 3.65 7.42a3.49 0.06 0.07 1.87 7.28 6.75 8.39 72.83
20013.75 4.45 7.00 5.85 5.42 5.79 1.01 1.54 1.01 7.51 15.77 16.29 75.39
200214.64a7.58 8.91 5.66 2.50 3.74 0.17 0.01 2.04 0.90 4.71 14.45 65.31
200312.91 8.03 16.46 7.74 3.48 0.52 0.06 0.06 3.67 5.84 10.13 15.59 84.49
200415.42 6.47 4.62 2.35 5.06 3.03 0.02 5.52 5.44 7.16 4.54 7.93 67.56
20056.66 2.35 8.32 7.75 5.33 3.39 1.38 0.26 0.63 7.80 13.72 13.01 70.60
200619.36 6.10 6.62 3.64 4.71 2.79 0.67 0.24 2.20 2.75 28.96 15.24 93.28
20077.59 10.53 7.84 3.97 1.75 1.66 0.69 1.13 1.72 8.21 7.52 19.45 72.06
200811.09 5.86 9.46 6.37 3.30 3.22 0.25 3.06 0.46 3.79 12.35 10.03c69.24
200911.50 5.16 9.94 6.76 7.06 1.09 0.25 1.37 2.58 9.09 12.76 8.87 76.43
201010.42 6.70 9.52 6.44 7.23c8.05 0.55 0.02 4.64 8.22 14.39 17.41 93.59
201112.84 8.59 19.22 12.19 5.40 0.87 1.13 0.22 3.87 5.51 14.17 7.66 91.67
201215.71 8.86 17.46 7.34 4.62 6.43 0.74 0.00 0.01 12.76 14.63 16.40 104.96
20138.25 4.94 5.82 6.92 7.35 2.65 0.00 0.77 8.77 4.74 7.88 8.91 67.00
20148.10 12.27 15.34 7.03 6.42 3.49 0.74 0.20 1.00 10.09 12.20 12.97 89.85
20158.73 9.23 7.36 5.36 1.34 0.87 0.08 1.52 2.27 5.92 14.23 24.48 81.39
201612.64 9.23 12.48 3.12 1.60 3.91 1.19 0.00 2.58 18.32 9.93 12.07 87.07
20176.66 17.25 17.39 7.94 4.26 3.59 0.00 0.09 3.70 10.64 17.00 9.88 98.40
201811.52 7.94 5.25 8.26 0.53 1.91 0.00 0.18 2.56 6.29 7.20 12.34 63.98
20196.76 9.77 2.45 8.78 1.42 1.83 0.68 0.79 4.58 5.66 2.98 8.49 54.19
202021.32 7.91 5.20 4.02 4.14 5.76 0.13 0.53 3.75 6.03 11.40 10.92 81.11
202112.88 11.18b4.77 1.24 2.24 2.72 0.00 0.18 4.66 7.70 15.69 15.16 78.42
202211.52 4.27 7.42 9.25 8.98 6.58 0.21 0.01 0.58 4.85 13.50 11.61 78.78
20236.91 5.56 6.79 8.55 1.70 0.98 0.06 0.26 2.52 5.15 10.01 19.70 68.19
202417.29 8.74 6.65 1.60k-----z-----z-----z-----z-----z-----z-----z-----z32.68i
Period of Record Statistics
MEAN11.33 8.92 8.25 5.70 3.88 2.86 0.78 1.16 2.87 6.71 11.66 12.79 76.33
S.D.5.30 4.05 3.58 2.45 2.04 1.73 0.86 1.33 1.92 3.87 5.33 4.98 13.07
SKEW0.51 0.90 0.78 0.41 0.63 0.89 2.66 1.81 0.39 0.76 0.54 0.42 0.25
MAX30.74 21.72 19.22 12.49 9.51 8.76 5.90 6.67 8.77 18.32 28.96 27.94 118.61
MIN0.32 1.23 2.13 0.99 0.53 0.14 0.00 0.00 0.00 0.10 2.45 3.44 47.30
YRS87 86 86 86 86 86 86 86 86 86 86 86 83