OWYHEE DAM, OR

Total of Precipitation (Inches)

(356405)

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
1935-----z0.37 0.21 1.70n0.40 0.37 0.26 0.00 0.00 0.16 0.37 0.78a2.92b
19362.15 1.07q0.35 1.05 0.18 1.75 0.11 0.58 0.10 0.00 0.04 0.03 6.34a
19370.67 0.62 1.43 0.93 1.55 0.32 0.18 0.06 0.48 0.45 1.21 1.92 9.82
19381.03 0.94 1.69 0.33 1.53 0.55 0.40 0.44 0.19 0.51 1.25 0.75 9.61
19390.63 0.56 0.67 0.23 0.29 0.23 0.24 0.00 0.49 0.40 0.05 1.01 4.80
19401.86 1.65 1.78 1.24 0.00 0.55 0.36 0.00 2.54 2.55 0.83 0.36 13.72
19411.10 1.51 0.09 0.92 1.79 1.71 0.70 0.52 0.16 1.09 0.45 1.15 11.19
19420.80 1.58 0.24 1.06 1.65 0.30 0.03 0.32 0.33 0.53 1.88 1.51 10.23
19431.67 0.49 0.89 0.82 0.44 0.63 0.05 0.08 0.00 1.47 0.21 0.37 7.12
19440.45a0.92 0.39 0.90 0.66 2.53 0.02 0.02 0.00 0.20 1.43 0.80 8.32
19450.80 1.04 1.86 0.13 2.10 0.20 0.31 0.20 0.32 0.44 0.88 1.12 9.40
19460.69 0.69 0.89 0.24 1.64 0.25 0.36 0.22 1.04 0.79 1.53 0.39 8.73
19470.30 0.59 0.38 0.51 0.58 1.59 0.00 0.01 0.33 0.78 0.83 0.14 6.04
19480.50 0.43 0.71 0.64a0.91 0.98 0.37 0.09 0.13 0.04 0.60 1.42 6.82
19490.16 0.40 0.38 0.00 1.35 0.73 0.00 0.00 2.54 0.36a1.13 0.20 7.25
19501.22 0.56 1.22 0.49 0.46 1.09 0.78 0.88 0.10a0.32 0.67 2.52 10.31
19510.66 1.39 0.51 0.48 0.86 0.22 0.05 0.36 0.00 1.00 1.15 1.96 8.64
19520.69 0.96 0.82 0.42 0.89 2.21 0.00 0.00 0.16 0.00 0.46 0.84 7.45
19530.67 1.20 0.65 0.40 2.09 1.36 0.00 0.48a0.00 0.15 0.99 0.80 8.79
19540.23 0.42 0.46 0.28 0.43 0.99 0.03 0.26 0.00 0.22 0.66 0.73a4.71
19550.41 0.36 0.18 1.91 0.75 0.47 0.25 0.00 0.35 1.06 1.16 1.55 8.45
19561.44 0.37 0.02a0.70 2.15 0.28 0.06 0.29 0.00 3.07 0.09 0.30 8.77
19571.29 1.47 2.52 0.87 4.58 0.21 0.03 0.06 0.01 0.56 0.56 1.20a13.36
19581.73 1.90 0.67 1.15 1.15 1.77 0.13 0.02 0.08 0.05 0.20 0.72 9.57
19590.63 0.30 0.93 0.36 1.63 0.47 0.00 0.24 2.39 0.60 0.15 0.53 8.23
19601.27 1.69 1.12 0.08 1.38 0.00 0.25 0.84 0.85 0.34 1.88 0.24 9.94
19610.46 0.76 0.93 0.04 0.38 0.10 0.18 0.27 0.47 0.71 0.30 0.89 5.49
19620.70 0.92 0.65 0.39 1.74 0.21 0.15 0.25 0.15 1.98 0.78 0.84 8.76
19630.77 0.52 0.14 1.75 1.19a2.58 0.17 0.44 0.62 0.69 1.10 0.74 10.71
19641.45 0.06 0.74 1.48 1.58 3.16 0.68 0.02 0.20 0.27 0.78 1.82 12.24
19651.50 0.06 0.15 0.85 0.67 3.20 0.20 1.64 0.41 0.11 1.64 0.04 10.47
19660.06 0.39 0.31 0.23 0.30 0.31 0.00 0.00 0.51 0.18 1.47 1.12 4.88
19671.23 0.19 0.28 1.29 0.81 2.61 0.02 0.00 0.69 0.52 0.31 0.31 8.26
19680.51 0.81 0.34 0.20 0.88 0.37 0.00 2.17 0.00 0.13 1.47 1.11 7.99
19692.84 0.99 0.04 0.86 0.51 0.62 0.00 0.00 0.69 0.88 0.07 1.30 8.80
19702.41 0.20 0.70 0.28 1.05 2.24 0.05 0.00 1.45 1.23 1.39 1.13 12.13
19711.12 0.09 1.24 0.52 0.38 1.33 0.40 0.02 0.53 0.44 1.27 0.93 8.27
19720.57 0.55 0.78 0.37 0.16 1.24 0.11 0.07 0.12 0.27 0.71 1.55 6.50
19730.62 0.17 0.31 0.81 0.47 0.20 1.06 0.19 0.94 0.52 1.32 1.14 7.75
19740.77 0.36 0.76 0.12 0.64 0.05 0.45 0.03 0.00 0.88 0.49 1.14 5.69
19750.54 1.36 1.27 1.62 0.16 2.48 0.16 0.99 0.00 1.12 0.48 0.88 11.06
19760.77 0.93 0.63 0.43 0.30 0.49 0.90 1.13 1.13 0.16 0.26 0.18 7.31
19770.66 0.16 0.46 0.06 1.85 0.95 0.15 0.25 1.10 0.12 1.34 1.28 8.38
19781.96 1.27 0.67 3.37 0.45 1.56 1.14 0.21 0.31 0.00 0.76 0.59 12.29
19791.58 1.57 0.68 0.73 0.74 0.57 0.04 2.70 0.18 0.98 0.81 0.75 11.33
19801.72 1.04 1.69 0.47 1.70 1.26 0.27 0.00 1.61 0.44 0.62 1.57 12.39
19811.04 1.21 1.51 1.40 1.85 1.04 0.51 0.00 0.42 0.64 2.40 3.03 15.05
19820.72 1.49 1.26 0.72 0.56 1.32 1.02b0.51 1.42 2.08 0.79a2.68 14.57
19831.42 1.47 2.61 1.45 0.99a0.92 1.33 0.97 0.07 0.95 1.59 3.59 17.36
19840.17 0.41 1.01 1.41 1.49 2.30 0.10 0.65 0.07 0.59 1.60 0.71 10.51
19850.19 0.85 0.66 0.69 0.71 0.38 0.69 0.37 0.81 0.28 0.59 0.74 6.96
19860.82 2.76 1.20 1.04 1.03 0.24 0.07 0.37 0.76a0.25 0.11 0.33 8.98
19870.74 0.63 1.13 0.18 1.88 2.36 0.32 0.23 0.00 0.00 1.01 0.86 9.34
19880.91 0.17 0.27 0.96 0.79 0.84 0.12 0.00 0.23 0.00 1.38 0.60 6.27
19890.94 0.88 1.93 0.59 0.81 0.30 0.03 0.74 0.86 0.46 0.28 0.00 7.82
19900.12 0.19 0.55 1.11 1.19 0.39 0.00 1.99 0.04 0.19 0.42 0.48 6.67
19910.37 0.50 0.75 0.77 2.05 0.88 0.00 0.20 0.49 2.36 1.42 0.37 10.16
19920.33 0.52 0.54 0.67 0.35 1.20 0.89 0.01 0.12 0.48 0.99 1.29 7.39
19931.79 0.64 1.89 2.01 0.62 1.57 0.65 1.68 0.00 0.35 0.43 0.74 12.37
19940.82 0.56 0.11 0.76 1.10 0.18 0.07 0.00 0.68 0.82 1.63 0.89 7.62
19951.46 0.35 1.08 1.40 1.50 0.95 1.82 0.19 0.15 -----z0.84 1.73 11.47a
1996-----z0.75 1.54 0.93 2.12 0.21 0.46 0.14 0.54 0.45 -----z2.23 9.37b
19971.99 0.04 0.26 0.69 0.94 1.04 0.92 0.14 0.42 0.36 1.28 0.46 8.54
19981.72 1.33 1.22 1.09 4.96 0.86 1.51 0.06 1.14 0.16 0.92 0.75 15.72
19991.50 1.58 0.37 0.66 -----z0.65 0.00 0.09 0.00 0.43 0.17 0.69 6.14a
20001.11a1.17 1.05 1.27 0.46 0.32 0.04 0.21 0.77 1.92 0.29 0.48 9.09
20010.89 0.44 0.76 1.34 0.08h0.63 0.48 0.00 0.25 0.44 1.49 0.86 7.58a
20020.43 0.22 0.25 0.47 0.32 0.40 0.33 0.00 0.30 0.05 0.37 1.30 4.44
20031.13 0.32 0.56 1.64 0.98 0.01 0.39 0.28 0.03 0.00 0.54 1.09 6.97
20041.38 1.05 0.05 0.27 1.20 1.06 0.15 1.04 0.61 1.78 0.98 0.72 10.29
20050.35 0.10 0.66 0.94 2.12 1.68 0.12 0.02 0.17 1.46 1.50 2.63 11.75
20060.77 0.30 1.61 2.18 1.04 1.04 0.04 0.06 0.46 0.15 0.58 0.96 9.19
20070.02 0.68 0.03 0.85 0.36 1.17 0.04 0.20 0.95 0.75a0.49 0.65a6.19
20080.73 0.66 0.42 0.10 0.59 0.64c0.00 0.00 0.90 0.05 0.81 1.42 6.32
20090.79 0.37 0.90 0.20 0.85 2.41 0.40 0.88 0.00 0.59 0.64 1.13 9.16
20101.74 1.08 0.52 0.84 0.80 0.81 0.03 0.40 0.09 0.67 0.96 3.25 11.19
20110.62a0.78b2.00 0.80b1.95 0.80 0.08 0.16c0.61 1.08b0.21a0.27a9.36
20121.19 0.21 1.25a1.20c0.86a0.08 0.04 0.03a0.01 0.35 0.62 0.99 6.83
20130.50 0.24 0.10 0.12 0.42a0.78 0.00 0.09 1.00 1.21b0.48 0.33 5.27
20140.46 0.65e0.69 0.70 0.18a0.21 0.20 0.33 0.74 0.20a0.86a1.49 6.71
20150.38 0.84 0.41 0.56 1.25 0.00 1.45 0.00 0.29 1.96a0.93 1.74 9.81
20160.58a0.51 0.74 0.18 1.47a0.01 1.65 0.00 0.00a0.26 0.21 1.40 7.01
20173.49 0.91 1.67 1.34 0.76 0.86a0.02 0.17 0.14 0.12 0.67 0.58 10.73
20180.70 0.33 0.45 0.32 0.48 0.85 0.00a0.00 0.00 0.80 0.42 0.80 5.15
20190.79 2.36 0.71 0.49 3.27 2.38 0.00 0.05 0.65 0.20 0.12 0.77 11.79
20201.35 0.37 0.70 0.60 1.32 1.87 0.00 0.07 0.00a0.24 0.59 0.34 7.45
20210.94 1.12 0.11 0.13 1.19 0.30 0.00 0.34 0.62 0.90 0.58 0.40 6.63
20220.59 0.50 0.23a0.31a0.98 1.71 0.04 0.91 0.00 0.52 1.08 2.76 9.63
20230.68 0.05a1.60a0.65 1.80 1.35 0.00 1.26 0.17 0.67a0.39a1.06 9.68
20241.93 0.82 1.57a1.06m-----z-----z-----z-----z-----z-----z-----z-----z4.32i
Period of Record Statistics
MEAN0.98 0.76 0.81 0.77 1.11 0.97 0.30 0.35 0.46 0.64 0.81 1.04 9.01
S.D.0.63 0.54 0.58 0.57 0.84 0.79 0.42 0.52 0.54 0.62 0.51 0.73 2.62
SKEW1.25 1.11 0.91 1.46 2.08 0.95 1.85 2.36 1.97 1.70 0.56 1.36 0.69
MAX3.49 2.76 2.61 3.37 4.96 3.20 1.82 2.70 2.54 3.07 2.40 3.59 17.36
MIN0.02 0.04 0.02 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.04 0.00 4.44
YRS88 89 90 88 87 89 89 89 89 88 88 89 83