GRAYS RIVER HATCHERY, WASHINGTON

Monthly Total Precipitation (inches)

(453333)

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201302
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) JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC ANN
1962 0.00 z 0.00 z 6.23 p 10.42 4.58 3.16 0.80 6.37 5.21 11.15 27.96 13.55 83.20
1963 6.36 11.17 9.95 8.77 3.60 3.55 2.54 5.87 6.88 12.86 21.46 9.62 102.63
1964 30.31 7.50 14.32 6.72 3.33 3.44 4.25 3.89 4.29 5.62 21.52 20.91 126.10
1965 21.40 13.61 a 1.83 6.68 5.20 1.08 0.96 3.57 1.50 7.08 12.67 14.08 89.66
1966 16.02 9.63 14.21 4.32 3.26 3.37 1.36 1.68 3.73 8.94 11.62 26.55 104.69
1967 30.32 10.48 14.30 6.26 2.13 1.93 0.29 0.18 2.58 19.82 7.17 16.70 112.16
1968 21.00 17.78 15.05 7.35 7.34 5.22 2.81 7.86 5.21 11.76 16.33 18.35 136.06
1969 18.39 8.25 5.46 7.25 5.34 4.24 1.11 1.80 9.56 6.82 8.40 17.00 93.62
1970 23.90 8.92 9.38 11.41 3.20 1.12 1.10 0.17 10.53 9.83 17.21 28.18 124.95
1971 26.71 11.94 19.33 5.68 4.53 5.34 1.12 1.82 5.35 11.13 12.80 21.55 127.30
1972 21.40 21.23 18.06 10.02 1.60 1.99 3.45 0.33 6.05 3.14 8.62 24.92 120.81
1973 14.17 3.70 8.69 4.12 5.70 6.61 0.42 0.32 6.64 9.76 26.21 23.56 109.90
1974 20.71 13.86 19.09 10.83 7.68 4.07 6.24 0.67 1.57 2.18 14.39 20.49 121.78
1975 20.51 11.23 9.61 4.39 5.83 3.15 0.34 5.20 0.53 25.42 17.07 32.69 135.97
1976 23.45 15.01 11.99 4.83 3.30 2.84 3.59 4.75 2.24 4.08 3.76 6.51 86.35
1977 3.79 8.59 15.06 2.68 9.22 2.56 2.33 5.61 7.90 6.44 21.32 27.23 112.73
1978 10.64 7.07 7.95 8.03 7.27 3.18 2.10 5.05 10.35 2.18 11.19 10.79 85.80
1979 5.20 23.86 11.64 7.68 5.81 2.26 2.81 2.46 5.89 12.52 6.39 25.05 111.57
1980 10.37 16.45 7.99 5.91 a 3.05 3.45 1.21 2.00 5.57 2.15 24.04 20.19 102.38
1981 3.99 18.93 7.30 13.51 4.39 7.90 1.23 0.71 6.16 15.71 12.63 20.98 113.44
1982 21.28 a 21.68 10.95 11.11 1.12 1.51 1.76 1.74 5.59 12.95 14.56 19.53 123.78
1983 19.33 16.22 15.03 5.36 4.48 7.19 6.79 1.82 4.48 3.86 29.26 12.14 125.96
1984 14.45 12.73 10.57 9.08 9.98 5.17 0.00 0.86 3.19 11.94 24.85 10.45 a 113.27
1985 1.27 8.16 c 10.09 6.93 3.59 4.24 1.25 2.57 4.78 19.27 8.21 d 5.33 75.69
1986 16.23 16.44 a 7.94 6.23 6.56 2.10 2.06 0.39 6.49 10.39 20.03 9.01 103.87
1987 14.89 7.78 16.93 6.32 6.61 0.92 1.60 0.63 2.02 0.61 11.44 15.19 84.94
1988 11.95 6.90 13.80 11.00 6.70 c 3.80 2.65 1.60 4.02 4.95 24.39 10.52 102.28
1989 14.46 a 8.61 a 13.36 4.74 4.39 2.32 4.08 2.14 1.00 7.97 17.32 12.96 93.35
1990 26.72 24.67 8.96 7.19 5.12 5.46 0.81 4.44 0.66 17.01 18.12 11.02 130.18
1991 13.44 14.67 8.92 14.44 4.79 3.90 0.87 3.09 0.09 3.09 18.11 14.43 99.84
1992 22.27 7.14 1.23 11.17 0.78 1.39 0.69 1.46 5.84 a 5.94 15.80 10.94 84.65
1993 10.42 a 1.24 15.14 14.26 5.86 6.64 2.51 1.06 0.06 4.03 5.17 17.05 83.44
1994 13.68 15.48 9.75 5.58 a 2.93 5.03 0.96 1.74 4.42 13.66 17.89 22.33 113.45
1995 14.53 11.05 14.09 8.16 3.05 2.34 1.15 3.97 5.42 11.81 23.35 18.20 117.12
1996 15.37 15.71 4.65 15.56 6.90 2.07 1.76 1.76 4.17 16.17 13.85 28.20 126.17
1997 18.59 8.03 25.77 9.79 a 5.22 6.35 3.41 3.21 11.18 17.95 12.73 12.71 134.94
1998 22.99 12.51 13.84 3.83 4.61 2.35 1.02 0.23 0.55 8.64 26.81 29.63 b 127.01
1999 20.06 29.47 10.09 3.75 5.60 3.45 1.15 3.11 0.21 8.17 24.21 a 22.96 132.23
2000 18.31 5.84 8.49 6.18 6.67 7.43 0.07 2.33 5.09 6.99 a 4.71 8.02 80.13
2001 8.59 5.20 8.19 7.95 5.40 3.92 1.61 4.72 0.00 z 0.00 z 21.13 17.93 84.64
2002 20.99 b 7.58 12.14 a 8.82 a 3.73 4.11 0.15 0.75 2.18 a 1.54 9.29 17.53 88.81
2003 19.11 6.13 20.66 8.29 3.06 1.34 0.34 0.51 2.71 15.67 14.46 14.43 b 106.71
2004 14.04 a 8.00 a 8.00 3.46 5.30 3.19 0.34 7.39 a 7.83 a 10.33 7.24 10.96 86.08
2005 10.89 2.06 12.48 8.13 6.23 4.09 a 2.62 0.72 2.74 a 12.88 b 14.29 17.91 95.04
2006 35.24 a 5.86 9.45 5.41 4.36 3.25 0.99 0.54 2.86 a 3.71 31.50 a 16.43 119.60
2007 11.34 14.51 13.12 5.80 2.27 3.53 2.19 1.44 1.75 12.41 9.25 17.61 a 95.22
2008 14.81 b 10.04 11.29 6.31 2.18 4.20 1.24 5.67 a 1.94 5.16 15.28 9.13 j 78.12
2009 10.37 c 4.06 a 10.31 b 5.88 0.00 z 0.19 0.98 0.93 h 5.41 12.38 c 23.14 6.79 a 79.51
2010 15.77 c 7.68 0.00 z 10.78 a 9.32 f 5.91 o 0.00 z 0.25 z 10.49 7.03 11.95 0.00 z 63.70
2011 17.56 9.47 b 17.39 8.68 d 3.94 h 1.56 1.87 q 0.65 j 3.65 8.37 11.76 a 8.97 87.41
2012 11.14 a 9.75 17.25 7.68 6.34 4.69 e 0.92 0.15 0.00 17.91 15.33 21.88 113.04
2013 8.68 8.82 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 17.50
Period of Record Statistics
MEAN 16.42 11.43 11.86 7.74 4.80 3.56 1.76 2.51 4.37 9.63 16.04 17.14 108.33
S.D. 7.09 5.91 4.69 2.98 1.97 1.79 1.45 2.08 2.96 5.52 6.89 6.67 17.16
SKEW 0.23 0.91 0.34 0.70 0.24 0.51 1.59 0.86 0.50 0.52 0.27 0.29 -0.12
MAX 35.24 29.47 25.77 15.56 9.98 7.90 6.79 7.86 11.18 25.42 31.50 32.69 136.06
MIN 1.27 1.24 1.23 2.68 0.78 0.19 0.00 0.15 0.00 0.61 3.76 5.33 75.69
NO YRS 51 51 49 51 48 50 49 48 50 50 51 49 45