FOSTER DAM, OREGON

Monthly Average Maximum Temperature (Degrees Fahrenheit)

(353047)

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
1969 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 51.88 d 50.19 51.04
1970 47.94 56.25 55.97 54.67 66.71 76.30 82.03 80.61 70.57 62.52 54.43 46.26 62.85
1971 45.77 a 49.29 50.94 57.43 66.00 68.07 80.26 82.42 70.93 60.13 51.80 45.13 a 60.68
1972 44.87 50.97 56.52 56.00 68.26 72.20 84.10 83.45 71.97 63.71 54.37 44.00 62.53
1973 46.00 a 55.54 52.90 a 61.37 68.97 72.23 81.87 77.61 74.07 63.06 49.53 50.06 62.77
1974 44.87 48.43 54.71 58.33 62.61 72.83 76.97 79.71 81.50 68.39 54.77 51.39 62.88
1975 48.81 49.32 52.10 53.90 65.26 70.00 78.23 74.52 78.67 61.23 52.03 49.26 61.11
1976 49.39 50.00 52.35 56.70 66.94 68.63 78.45 75.13 75.33 66.58 56.13 47.65 61.94
1977 49.74 54.82 52.55 64.40 60.90 74.57 77.77 84.39 70.07 63.71 52.50 49.97 62.95
1978 49.77 53.25 60.81 58.13 63.58 74.17 79.65 78.00 69.30 67.19 49.87 43.55 62.27
1979 39.32 47.29 59.39 57.93 68.16 75.13 81.16 77.39 76.63 67.23 51.20 51.81 62.72
1980 45.06 53.31 53.77 62.47 64.19 67.07 79.03 77.19 75.07 68.00 56.47 51.58 62.77
1981 49.16 52.57 57.55 60.00 64.77 69.63 78.39 84.39 76.33 62.03 56.20 48.61 63.30
1982 43.84 50.43 55.39 59.43 67.26 73.53 76.39 79.06 72.07 63.97 51.73 47.32 61.70
1983 50.81 53.18 56.35 61.43 69.13 68.80 72.32 78.16 71.73 63.68 54.77 42.84 61.93
1984 49.35 53.41 57.97 56.73 64.06 69.17 80.19 81.06 74.77 58.94 52.07 43.90 61.80
1985 44.52 48.57 53.97 61.93 67.45 75.37 86.61 79.74 69.40 64.10 44.13 44.23 61.67
1986 51.74 51.21 61.29 59.23 66.52 77.13 76.16 86.35 69.30 67.23 54.33 47.32 63.99
1987 49.03 54.54 57.23 66.83 70.16 77.67 76.90 82.55 77.47 73.84 54.07 44.77 65.42
1988 46.97 55.10 57.16 62.13 65.39 72.50 82.10 82.42 77.73 67.65 51.93 47.97 64.09
1989 47.29 44.46 54.68 66.50 66.61 75.53 75.45 76.55 79.33 64.06 55.13 47.03 62.72
1990 48.58 47.54 59.32 64.20 65.52 71.90 83.32 81.19 77.87 63.10 53.77 40.81 63.09
1991 47.42 57.25 53.32 57.73 62.10 67.80 81.90 82.65 81.43 68.39 54.00 47.10 63.42
1992 50.19 58.31 63.13 65.30 75.29 79.57 82.45 84.29 75.40 66.03 52.67 45.42 66.50
1993 43.55 49.25 57.19 58.27 70.10 70.37 72.65 78.84 79.63 69.06 48.83 45.35 61.92
1994 49.58 49.18 59.94 62.50 68.45 70.43 82.94 80.61 78.73 64.42 47.70 48.23 63.56
1995 50.29 55.14 57.00 59.13 68.29 72.27 81.19 78.52 76.77 62.42 57.10 49.19 63.94
1996 48.42 52.45 58.32 62.30 63.71 72.83 85.10 82.81 73.17 62.45 54.23 48.23 63.67
1997 48.58 51.79 54.90 60.40 74.42 72.03 79.55 83.45 75.83 60.65 58.20 46.48 63.86
1998 50.94 54.00 56.26 60.80 61.48 71.83 82.71 82.87 79.23 63.23 53.17 45.45 63.50
1999 48.58 49.29 52.97 59.90 63.77 70.13 79.06 79.39 79.53 66.77 57.80 47.71 62.91
2000 45.74 50.28 54.19 64.87 65.84 76.07 78.97 80.90 74.70 64.52 51.23 47.48 62.90
2001 48.77 51.39 56.16 57.70 71.16 70.17 79.65 82.23 78.57 64.06 55.63 47.97 63.62
2002 46.48 53.36 52.16 60.73 64.58 74.27 83.90 83.32 78.50 63.81 57.13 50.16 64.03
2003 52.61 52.82 56.13 56.90 66.48 78.20 87.90 84.68 79.20 67.45 50.57 48.58 65.13
2004 46.52 52.34 60.87 64.90 67.29 74.00 85.52 84.16 70.97 63.06 51.93 48.03 64.13
2005 50.26 52.89 60.48 60.33 67.84 69.43 82.58 86.52 76.03 64.55 51.13 45.61 63.97
2006 49.03 51.43 53.32 62.23 69.55 75.03 85.00 83.32 78.87 65.58 52.47 47.90 64.48
2007 45.61 51.68 58.94 61.17 68.26 73.30 83.32 82.16 75.77 61.55 52.53 46.03 63.36
2008 43.42 52.07 52.29 56.47 66.23 71.17 83.74 ----- z 78.00 64.77 56.87 46.61 61.06
2009 46.42 51.04 52.35 59.90 a ----- z 74.60 85.39 82.26 78.30 62.71 53.40 42.45 62.62
2010 52.90 54.82 56.74 59.43 63.68 69.77 82.23 83.45 73.57 65.81 52.80 50.61 63.82
2011 49.90 49.86 54.16 56.28 a 63.03 71.80 78.65 82.81 81.03 63.58 52.50 46.06 62.47
2012 50.19 52.14 51.84 61.33 67.39 70.10 78.94 85.32 81.34 a 66.10 55.70 47.74 64.01
2013 43.19 50.50 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 46.85
Period of Record Statistics
MEAN 47.76 51.88 55.94 60.19 66.60 72.50 80.71 81.34 75.92 64.68 53.20 47.14 63.18
S.D. 2.82 2.79 3.04 3.13 3.08 3.00 3.50 2.95 3.61 2.78 2.79 2.52 1.15
SKEW -0.60 -0.07 0.38 0.21 0.61 0.32 -0.29 -0.45 -0.36 0.67 -0.66 -0.25 0.39
MAX 52.90 58.31 63.13 66.83 75.29 79.57 87.90 86.52 81.50 73.84 58.20 51.81 66.50
MIN 39.32 44.46 50.94 53.90 60.90 67.07 72.32 74.52 69.30 58.94 44.13 40.81 60.68
NO YRS 44 44 43 43 42 43 43 42 43 43 44 44 41