SKAMANIA FISH HATCHERY, WASHINGTON

Monthly Average Temperature (Degrees Fahrenheit)

(457696)

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
1965 ----- z 41.28 c 45.23 49.33 50.73 56.97 64.42 63.74 55.62 54.35 46.45 37.15 51.39
1966 38.40 40.27 42.31 48.98 52.73 56.70 60.79 61.15 58.72 48.90 44.28 40.48 49.48
1967 40.98 40.98 40.47 43.82 52.29 60.53 62.98 66.77 60.73 50.29 44.13 35.95 50.00
1968 36.55 46.84 46.74 45.25 52.82 57.98 63.52 60.55 58.15 49.11 43.75 34.66 49.66
1969 25.34 l 38.11 44.50 47.73 55.52 62.65 61.26 59.74 58.78 49.58 45.53 40.18 51.23
1970 37.65 45.57 43.29 44.23 52.37 61.67 63.44 62.98 55.73 50.00 44.30 36.65 49.82
1971 37.47 41.54 39.55 45.60 53.44 54.98 63.82 65.53 56.03 47.92 41.85 36.95 48.72
1972 35.40 39.81 46.05 44.37 55.06 58.02 65.27 65.00 55.60 49.94 45.30 33.53 49.45
1973 35.56 42.41 43.55 47.93 55.00 58.12 63.74 59.53 58.67 49.44 39.90 41.32 49.60
1974 34.06 39.59 42.76 46.68 50.68 58.67 61.24 63.34 62.33 51.77 44.63 41.34 49.76
1975 38.21 37.93 41.24 42.75 52.50 57.05 63.89 58.90 61.53 50.02 41.05 40.24 48.78
1976 40.05 39.10 40.60 46.28 52.92 55.28 60.76 60.53 59.03 50.65 46.27 38.71 49.18
1977 34.39 42.38 40.50 48.60 49.15 59.67 61.31 66.84 55.45 50.02 40.30 39.23 48.98
1978 37.56 41.21 45.40 46.50 50.16 59.50 62.37 61.21 55.67 52.44 38.78 35.24 48.84
1979 28.65 37.43 46.55 47.98 53.63 59.95 i 62.89 61.35 60.23 52.44 40.65 40.10 48.35
1980 31.67 a 38.52 41.44 48.40 a 51.03 53.98 61.55 59.95 58.08 51.61 44.43 41.21 48.49
1981 42.77 41.04 45.81 47.30 52.60 a 54.77 58.95 62.55 57.15 47.65 44.70 39.13 49.53
1982 36.53 39.95 43.52 44.77 53.58 61.45 62.00 62.97 58.52 51.40 41.78 39.11 49.63
1983 42.26 44.11 47.58 48.30 55.76 56.78 60.21 62.45 56.17 50.68 45.45 32.56 50.19
1984 39.58 43.12 47.44 46.45 51.89 55.70 62.18 63.03 57.92 48.68 43.25 35.85 49.59
1985 34.97 36.34 41.50 49.33 52.66 58.65 66.79 61.16 55.20 49.50 34.67 31.37 47.68
1986 40.84 41.23 48.94 46.53 53.35 61.20 59.52 66.87 56.22 53.18 44.80 37.66 50.86
1987 37.13 43.29 45.26 50.25 55.47 59.87 61.18 62.79 59.63 55.11 47.27 35.48 51.06
1988 36.63 41.78 44.35 49.32 52.55 57.28 61.39 60.76 56.83 54.08 44.67 40.15 49.98
1989 40.26 32.50 42.71 52.12 53.63 59.02 58.85 59.84 58.82 47.92 42.83 37.03 48.79
1990 39.02 36.89 45.11 49.27 50.61 57.53 63.39 62.34 57.22 44.03 42.30 32.73 48.37
1991 36.73 46.75 42.13 47.08 50.26 54.75 63.82 63.45 59.65 49.95 42.42 38.44 49.62
1992 40.34 45.10 49.79 51.98 57.97 63.45 65.87 65.16 57.02 52.35 43.10 35.32 52.29
1993 32.48 36.57 44.55 48.35 57.08 57.88 58.98 63.85 61.10 54.87 36.77 39.13 49.30
1994 41.10 36.91 47.05 48.74 m 55.79 57.35 65.44 64.11 60.88 49.11 37.48 37.92 50.29
1995 39.69 43.16 44.35 47.37 55.32 58.15 65.29 ----- z 61.73 51.16 48.92 39.55 50.43
1996 39.24 38.86 45.73 49.95 52.26 58.00 66.87 64.52 56.00 49.73 41.20 36.06 49.87
1997 34.53 39.48 41.68 44.90 56.24 56.82 60.98 62.98 58.77 47.19 46.88 38.85 49.11
1998 39.71 44.11 a 46.31 49.27 53.16 60.02 66.68 65.44 62.10 51.39 45.33 37.15 51.72
1999 40.44 41.00 43.74 47.80 51.97 57.47 61.81 64.06 60.00 52.60 46.80 41.69 50.78
2000 37.58 41.52 42.35 50.27 53.76 60.70 62.56 62.53 59.70 52.32 39.65 38.31 50.10
2001 38.16 40.38 46.05 47.53 56.11 58.22 64.05 65.22 a 60.63 50.76 45.90 39.34 51.03
2002 38.58 41.57 41.82 48.63 52.65 61.48 67.00 64.66 60.00 51.89 46.23 41.35 51.32
2003 43.65 43.12 45.79 48.65 54.94 63.32 67.45 66.34 62.23 54.89 41.40 39.87 52.64
2004 35.53 42.57 48.11 51.85 55.39 61.57 68.06 67.61 58.55 53.21 43.70 40.94 52.26
2005 39.81 42.61 48.16 49.43 58.16 58.55 66.89 66.37 57.22 52.94 42.63 37.08 51.65
2006 42.65 39.43 43.68 50.03 ----- z 62.40 66.95 64.03 60.48 49.44 42.93 37.31 50.85
2007 35.85 41.29 45.98 48.27 54.74 59.38 66.84 63.39 57.18 48.18 41.67 36.98 49.98
2008 34.53 40.16 40.21 44.02 53.56 57.13 63.77 64.21 58.45 48.56 44.80 33.29 48.56
2009 36.05 37.82 39.98 46.00 53.84 59.78 66.53 ----- z 58.15 ----- z 41.07 ----- z 48.80
2010 42.85 44.23 46.21 b 47.78 51.02 56.72 63.94 64.45 59.78 52.85 42.30 40.08 51.02
2011 39.44 37.91 41.69 44.92 50.71 57.12 b 61.02 64.24 62.40 52.15 a 42.29 a 37.65 49.29
2012 38.12 a 41.47 40.71 48.73 53.37 56.63 63.87 a 66.85 62.09 a 53.37 46.83 40.33 a 51.03
2013 35.79 42.52 45.82 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 41.38
Period of Record Statistics
MEAN 37.86 40.85 44.17 47.68 53.41 58.53 63.38 63.38 58.71 50.84 43.20 37.89 49.95
S.D. 3.10 2.84 2.61 2.20 2.09 2.34 2.51 2.25 2.14 2.30 2.89 2.60 1.16
SKEW -0.46 -0.24 0.05 -0.15 0.24 0.28 0.07 -0.11 0.07 -0.28 -0.67 -0.62 0.56
MAX 43.65 46.84 49.79 52.12 58.16 63.45 68.06 67.61 62.40 55.11 48.92 41.69 52.64
MIN 28.65 32.50 39.55 42.75 49.15 53.98 58.85 58.90 55.20 44.03 34.67 31.37 47.68
NO YRS 47 49 49 47 47 47 48 46 48 47 48 47 41