PETERSONS RANCH, WASHINGTON

Monthly Total Precipitation (inches)

(451760)

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201303
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
1953 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.41 w 0.24 3.78 1.43 6.79 17.40 a 22.47 52.11
1954 30.69 18.79 7.65 10.70 3.97 7.27 2.28 1.19 2.22 9.56 18.06 19.45 S 131.83
1955 8.55 k 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 0.00 z 0.00
1956 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 0.00 z 0.00 z 0.00
1957 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 0.00 z 0.00 z 0.00
1958 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 0.00 z 0.00 z 0.00
1959 12.25 t 9.68 10.84 9.79 3.31 7.04 1.18 0.46 12.34 12.34 13.51 12.92 93.41
1960 10.16 15.40 15.79 11.60 11.15 1.94 0.00 5.04 2.96 9.82 25.46 9.48 118.80
1961 21.69 30.78 18.46 8.51 5.28 1.13 0.24 1.75 2.39 13.56 12.25 19.63 a 135.67
1962 8.51 7.91 13.26 11.60 4.85 2.06 0.69 4.22 6.14 10.08 29.12 12.53 110.97
1963 4.31 14.58 12.91 10.16 6.44 2.95 2.85 2.32 2.64 11.35 21.78 11.70 103.99
1964 32.08 6.27 15.29 4.66 2.47 3.12 3.17 3.77 3.51 5.55 19.60 30.11 129.60
1965 24.97 10.11 1.41 7.44 4.29 0.43 0.28 2.75 1.11 5.45 14.41 17.77 90.42
1966 22.65 8.82 18.04 3.66 a 2.24 4.35 2.02 1.26 2.44 9.32 13.98 25.54 114.32
1967 27.94 8.54 14.39 7.44 2.27 1.59 0.00 0.00 1.36 19.20 10.35 17.58 110.66
1968 16.21 23.70 12.31 5.17 3.21 8.39 1.39 9.40 5.05 13.86 17.45 21.02 137.16
1969 21.69 10.08 4.92 5.97 5.96 2.93 0.37 0.62 9.25 10.62 7.63 19.13 99.17
1970 30.25 11.94 8.77 10.85 2.70 1.38 0.86 0.05 4.37 8.17 18.59 25.48 123.41
1971 24.00 12.34 19.99 6.43 3.67 6.24 1.36 2.54 6.44 12.02 12.93 22.30 130.26
1972 29.35 23.72 18.49 10.64 2.86 2.27 1.77 0.74 10.74 1.47 13.25 26.33 141.63
1973 12.97 5.21 8.44 4.05 6.25 5.52 0.00 0.71 7.97 8.20 32.12 31.17 122.61
1974 28.66 18.63 17.00 10.70 7.51 4.13 5.89 0.11 0.72 2.13 20.51 24.02 140.01
1975 24.73 14.95 11.59 5.68 4.06 3.76 0.53 6.09 0.03 18.29 16.94 29.27 135.92
1976 21.43 18.76 10.82 5.04 4.17 2.44 2.33 4.26 1.67 4.30 4.85 5.94 86.01
1977 2.89 9.46 14.68 2.55 8.86 3.50 0.45 6.45 8.96 8.49 25.74 30.61 122.64
1978 12.14 10.31 6.26 11.80 9.92 4.00 1.67 4.40 5.30 2.00 9.60 10.92 88.32
1979 3.83 25.11 8.94 7.87 5.36 0.97 2.69 2.38 5.60 10.76 6.55 23.50 103.56
1980 16.68 12.72 8.90 8.01 3.15 2.43 0.85 1.41 3.83 2.60 21.88 27.13 109.59
1981 3.36 18.68 7.44 10.58 4.59 10.64 0.96 0.54 5.57 11.81 13.64 23.08 110.89
1982 21.93 22.87 11.78 11.04 1.61 1.52 0.74 1.39 5.93 11.25 15.59 22.01 127.66
1983 24.57 20.75 15.95 5.06 3.70 6.91 6.79 2.29 4.70 4.28 32.52 14.32 141.84
1984 12.95 12.38 14.35 10.70 11.35 5.74 0.00 0.03 5.21 10.35 25.66 13.27 121.99
1985 0.49 10.35 11.25 6.37 2.19 7.04 0.63 4.04 6.70 12.56 12.65 4.91 79.18
1986 20.71 16.08 8.57 7.75 4.62 1.24 1.99 0.08 7.60 7.06 21.45 10.36 107.51
1987 16.73 11.90 17.88 4.89 7.31 1.42 1.81 0.32 1.25 0.23 8.93 18.52 91.19
1988 14.40 7.45 13.97 10.08 7.86 2.95 2.30 0.92 2.92 3.08 29.71 11.65 107.29
1989 14.43 7.93 17.14 6.65 5.09 1.97 1.45 3.16 0.43 7.01 12.66 9.86 87.78
1990 29.90 20.40 8.40 6.95 4.20 5.55 0.50 2.43 1.54 16.46 21.49 11.72 129.54
1991 13.32 13.76 a 12.64 17.59 5.62 4.64 0.15 2.84 0.41 4.39 20.33 12.40 108.09
1992 17.89 11.09 1.82 10.75 0.38 1.37 1.24 0.99 6.05 5.94 14.78 14.25 86.55
1993 9.97 2.31 14.93 18.52 7.16 4.37 3.45 0.25 0.03 2.58 a 5.01 18.15 86.73
1994 16.03 15.43 10.54 9.13 3.71 3.82 0.25 0.32 5.26 14.25 19.87 26.72 a 125.33
1995 17.60 0.00 z 12.26 9.72 0.00 z 3.30 0.00 z 2.46 0.00 z 10.80 31.06 19.90 107.10
1996 21.84 26.19 5.53 19.32 7.84 2.67 1.64 a 1.03 5.26 14.34 19.38 35.25 160.29
1997 18.30 9.78 24.11 11.46 4.55 4.71 2.07 2.36 11.45 21.25 b 16.16 11.89 138.09
1998 23.66 13.99 a 11.41 3.22 7.25 3.53 0.32 0.02 2.31 8.75 a 30.12 31.79 b 136.37
1999 23.27 30.95 11.48 2.74 b 7.77 b 2.85 0.99 1.67 0.30 8.09 a 27.25 23.71 141.07
2000 17.96 a 15.33 7.57 b 5.89 7.06 b 6.38 0.17 0.62 3.88 a 7.73 7.26 8.23 88.08
2001 5.84 5.66 9.60 9.14 5.77 5.86 0.92 2.92 1.38 9.29 21.97 24.52 102.87
2002 24.75 a 10.68 14.17 a 9.07 4.03 b 4.55 0.26 0.00 1.46 1.10 10.87 21.23 102.17
2003 18.76 0.00 z 20.69 10.80 3.47 1.02 0.20 0.01 2.62 0.00 z 14.79 17.50 a 89.86
2004 14.72 c 10.84 7.51 3.93 5.85 4.51 0.21 11.28 7.21 13.24 7.00 15.08 101.38
2005 11.04 a 2.66 15.14 11.30 7.60 3.04 2.69 0.42 0.96 13.09 14.41 15.79 98.14
2006 38.30 11.02 9.94 6.63 0.00 z 3.86 0.80 0.02 1.91 3.74 43.06 19.73 139.01
2007 11.26 b 14.97 13.34 5.57 3.54 a 3.08 1.98 1.47 2.73 13.07 12.73 0.00 z 83.74
2008 15.35 a 10.44 14.33 8.36 3.65 3.95 0.83 4.37 0.65 3.92 a 16.34 13.06 h 82.19
2009 8.93 b 4.14 12.09 8.27 8.14 1.50 0.20 0.29 b 4.14 9.52 14.56 10.20 a 81.98
2010 16.56 a 9.34 13.36 9.78 10.34 8.95 0.56 0.09 8.51 11.97 18.18 21.25 128.89
2011 17.55 10.55 24.56 13.90 g 6.42 1.34 1.32 0.29 4.49 a 8.76 19.77 10.91 105.96
2012 19.60 h 11.88 25.18 7.50 g 6.74 l 3.64 f 0.72 f 0.05 h 0.13 g 19.34 b 15.52 c 22.12 94.04
2013 7.98 e 5.36 6.51 c 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 19.85
Period of Record Statistics
MEAN 17.74 13.39 12.58 8.52 5.32 3.78 1.31 2.08 4.10 9.19 17.83 18.82 114.41
S.D. 8.38 6.61 5.11 3.61 2.48 2.25 1.35 2.34 3.07 4.92 7.80 7.22 20.04
SKEW 0.04 0.82 0.33 0.85 0.55 0.88 2.05 1.85 0.78 0.27 0.76 0.17 0.03
MAX 38.30 30.95 25.18 19.32 11.35 10.64 6.79 11.28 12.34 21.25 43.06 35.25 160.29
MIN 0.49 2.31 1.41 2.55 0.38 0.43 0.00 0.00 0.03 0.23 4.85 4.91 79.18
NO YRS 54 54 56 53 52 54 54 55 54 55 56 54 47