SILVERTON, OR

Total of Precipitation (Inches)

(357823)

File last updated on March 28, 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
1962-----z-----z-----z-----z-----z-----z-----z-----z2.19 4.44 10.10 3.03 19.76h
19631.97 4.15 7.30 4.01 4.43 1.14 1.08 0.28 1.32 3.50 7.05 3.78 40.01
196410.40 0.95 4.19 1.98 0.66 2.81 0.76 0.88 1.61 2.14 7.97 14.78 49.13
19659.55 2.08 0.52 3.38 1.71 0.55 0.29 1.60 0.09 2.47 6.69 8.47 37.40
19666.96 1.88 7.28 1.51 1.22 0.66 0.99 0.33 2.31 3.40 6.44 7.30 40.28
19677.42 2.22 4.56 3.06 2.35 0.48 0.00 0.00 0.88 5.97 2.95 5.80 35.69
19685.98 8.52 3.34 1.99 4.21 1.79 0.27 4.65 2.66 7.24 7.46 11.23 59.34
19699.56 4.02 2.45 3.17 1.78 3.56 0.17 0.03 3.72 3.95 3.68 10.31 46.40
197012.23 5.82 2.59 3.36 1.86 0.48 0.05 0.03 3.49 3.16 6.87 10.76 50.70
19718.64 4.99 6.82 4.91 2.35 3.69 0.49 1.48 4.53 2.92 6.69 7.95 55.46
19729.10 5.63 6.25 5.48 3.87 0.57 0.53 0.48 3.23 1.11 4.48 9.44 50.17
19735.32 1.60 4.32 2.36 2.39 1.96 0.13 0.86 3.05 2.65 15.93 10.41 50.98
197410.02 6.61 8.30 2.99 2.70 0.76 1.82 0.03 0.33 2.70 7.47 7.68 51.41
19756.31 4.97 5.11 2.53 1.93 1.40 0.58 3.02 0.00 6.16 5.55 7.00 44.56
19765.98 6.55 4.36 3.79 1.88 0.77 1.64 2.54 1.42 1.54 1.93 1.74 34.14
19771.16 3.11 4.90 1.16 5.78 1.31 1.08 2.16 3.95 3.30 7.17 10.02 45.10
19786.58 3.74 2.24 5.17 3.74 1.51 1.05 3.87 3.33 1.28 4.45 4.59 41.55
19793.06 8.10 2.97 3.67 2.44 0.82 0.43 0.86 2.83 6.78 5.32 7.03 44.31
19808.44 4.50 4.49 3.73 1.36 1.79 0.23 0.26 1.67 1.42 6.11 11.27 45.27
19811.70 3.24 3.66 3.87 2.70 4.46 0.05 0.03 3.19 4.96 6.16 10.16 44.18
19826.60a6.15 4.06 4.25 0.81 2.05 0.96 0.78 2.68 3.11a4.22 10.96 46.63
19837.72 10.74 7.42 3.25 3.40 3.83 4.03 2.63 0.94 2.01 10.60 6.03d62.60
19843.10 5.73 5.53 5.10 4.60 5.75 0.25 0.05 1.66 5.78 13.94 4.15 55.64
19850.66 -----z4.67 1.59 1.38 2.67 0.41 0.71 2.21 3.79 6.48 2.00b26.57a
19866.99 9.07 3.86 3.14 3.07 0.32 1.26 0.08 3.38 2.91 8.42 4.11 46.61
19877.49 -----z4.29 3.46 2.30 0.68 3.22 0.26 0.58 0.20 3.44 12.25a38.17a
19887.80 1.51 5.27 5.86 3.01 3.01 0.66 0.03 1.53 0.24 10.10 4.60 43.62
19894.64 3.76 9.24 1.78 3.12 1.80 0.68 2.28 1.74 3.06 4.27 3.91 40.28
19909.51 6.03 -----z2.71 2.86 1.98 0.96 1.49 0.63 7.88 6.06 3.42a43.53a
19912.62 4.64 5.74 4.54 6.07 2.44 0.30a0.69 0.39 2.14 8.88 5.55 44.00
19925.19 4.72 1.69 5.14a0.17 1.47a0.36 0.53 0.90 4.58 5.95 8.35 39.05
19935.00a1.52 5.64 7.77 4.05 3.89 1.38 0.71 0.07 1.55 1.68a6.67 39.93
19945.52 5.91 3.39 3.10 1.79 2.03 0.03 0.00 1.76 5.57 9.86 6.43 45.39
19958.50 4.65a4.13 4.95 1.98 2.58 0.56 2.08 1.84 5.62 9.67 8.36 54.92
19969.25 13.52 4.52 5.78 4.30 0.98 0.88 0.21 2.18 7.73 11.53 16.33 77.21
199711.74 2.88 9.29 4.66 2.49 3.19 1.03 1.29 4.12 5.70 3.99 3.75 54.13
19989.17 5.51 6.16 2.15 5.70 1.70 0.47 0.00 1.11 3.89 11.73 8.97 56.56
19998.79 12.28 5.70 2.12 3.10 1.82 0.39 0.46 0.04 3.36 9.14 4.99 52.19
20007.73 7.46 3.93 2.76 4.14 1.06 0.07 0.07 1.03 3.98 3.70 4.08 40.01
20012.57 1.76 5.05 3.07 1.61 2.31 0.62 1.02 0.83 4.32 7.09 8.45 38.70
20028.71 4.75 5.36 2.92 1.60 1.81 0.07 0.21 1.30 1.00 3.85 11.32 42.90
20037.27 3.82 7.67 7.61 2.59 0.71 0.00 0.37 1.48 2.42 6.27 11.15 51.36
20048.32 5.51 2.70 1.88 1.80 2.54 0.31 1.78 2.58 4.17 3.49 5.27 40.35
20052.38 0.77 5.07 4.76 5.65 2.70 0.48 0.00 0.43 5.02 7.86 10.88 46.00
200613.62 3.31 4.70 3.59 -----z1.11 0.19 0.13 0.72 1.64 16.38 8.01 53.40a
20074.91 6.49 3.94 3.15 1.63 1.75 0.64 0.75 2.38 6.14 5.16 10.16 47.10
20089.12 3.12 5.76 3.49 1.27 1.59 0.11 1.37 0.60 1.24 6.15 4.71 38.53
20094.47 2.87 4.24 2.65 3.49 1.50 0.50 0.24 1.55 3.91 8.49 5.41 39.32
20106.89 4.05 4.54 4.95 4.99 3.66 0.15 0.11 2.95 4.90 7.80 9.96 54.95
20114.67 3.22 9.60 5.56 4.22 0.86 1.47 0.18 0.75 2.72 7.20 2.93 43.38
20129.48 4.07 11.66 4.68 2.32 2.87 0.53 0.05 0.12 6.93 9.84 8.36 60.91
20134.18a1.93 2.70 2.48 3.77 1.29 0.06 0.65 7.30 1.93 4.11 2.35 32.75
20143.10 7.35a7.54 3.53 3.16 1.32 0.36 0.23 1.39 6.69 5.39 7.28 47.34
20153.71 3.72 4.43 3.59 1.46 0.70 0.07 0.79 0.82 2.89 7.46 15.24 44.88
20168.19 4.28 7.83 3.24 1.50 2.07 0.82 0.15 1.75 11.58 7.30 6.70 55.41
20176.45 12.64 9.03 5.71 2.37 2.00 0.00 0.19 2.59 5.30 7.31 3.78 57.37
20187.09 2.37 4.84 5.71 0.27 1.07 0.03 0.05 0.49 2.64 3.53 6.70 34.79
20193.47 6.69 2.47 5.69 2.45 0.95 0.64 1.33 3.34 3.50 1.36 4.33 36.22
20209.19 2.11 4.17 1.75 3.38 2.34 0.08 0.14 3.02 2.64 6.80 7.23 42.85
20218.35 3.71 2.70 0.42 1.64 2.24 0.00 0.06 4.74 3.46 6.88 10.55 44.75
20224.97 3.11 3.29 4.54 3.95 3.48 0.40 0.01 0.28 2.57 8.20 6.61 41.41
20233.50 3.23 7.06 5.35 0.80 0.23 0.09 0.93 2.31 3.62 5.92 8.46 41.50
202410.25 6.49 2.89f-----z-----z-----z-----z-----z-----z-----z-----z-----z16.74j
Period of Record Statistics
MEAN6.67 4.84 5.11 3.71 2.73 1.88 0.61 0.79 1.91 3.80 6.90 7.48 46.45
S.D.2.88 2.79 2.17 1.51 1.40 1.14 0.72 1.00 1.41 2.11 3.04 3.31 8.22
SKEW-0.08 1.21 0.69 0.38 0.51 0.94 2.71 1.85 1.06 0.96 0.89 0.44 1.05
MAX13.62 13.52 11.66 7.77 6.07 5.75 4.03 4.65 7.30 11.58 16.38 16.33 77.21
MIN0.66 0.77 0.52 0.42 0.17 0.23 0.00 0.00 0.00 0.20 1.36 1.74 32.75
YRS62 60 60 61 60 61 61 61 62 62 62 62 57