DETROIT DAM, OREGON

Monthly Average Minimum Temperature (Degrees Fahrenheit)

(352292)

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
1954 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 40.77 q 33.19 33.19
1955 31.58 31.36 30.94 34.23 39.23 47.73 51.26 51.90 49.07 44.55 33.76 a 33.23 39.90
1956 32.77 28.90 31.45 37.47 45.13 a 47.63 54.84 53.29 50.40 42.39 36.20 34.42 41.24
1957 25.94 32.93 35.90 39.70 47.84 51.43 52.16 52.10 52.47 44.39 35.97 35.06 42.16
1958 35.45 39.36 34.23 39.20 48.52 54.63 56.68 56.39 50.37 45.87 39.00 38.68 44.86
1959 35.61 33.82 35.42 39.07 42.39 50.63 54.16 53.23 49.63 46.00 37.60 35.42 42.75
1960 30.42 33.83 34.32 38.50 42.03 49.70 54.84 51.65 50.52 a 45.32 38.27 34.87 42.02
1961 36.32 36.57 36.48 38.27 44.81 52.83 54.06 56.97 47.73 43.39 35.37 33.77 43.05
1962 30.39 33.39 32.90 39.43 41.55 48.10 52.74 53.19 51.83 45.19 39.87 36.39 42.08
1963 27.71 38.75 35.03 37.57 44.19 49.20 51.32 54.55 54.10 46.16 39.67 34.90 42.76
1964 34.10 32.07 33.97 36.73 41.32 48.50 53.42 52.81 48.33 45.06 36.37 33.39 41.34
1965 33.81 34.18 34.65 40.20 41.16 48.37 54.65 55.23 47.93 47.00 42.00 32.58 42.65
1966 32.84 33.89 34.06 39.73 43.77 48.40 52.32 53.45 51.73 43.61 40.93 36.35 42.59
1967 36.42 34.32 34.68 36.00 43.35 51.60 54.71 57.00 52.80 45.39 40.83 33.35 43.37
1968 31.84 38.14 37.68 37.10 43.90 50.40 55.19 55.13 52.17 43.52 39.90 32.16 43.09
1969 27.94 31.57 33.00 38.23 46.42 53.87 52.87 51.52 51.13 42.52 40.17 36.94 42.18
1970 35.10 36.39 35.77 36.17 43.32 52.80 53.68 52.26 46.43 42.61 39.67 33.29 42.29
1971 30.97 33.32 32.23 36.27 43.00 47.47 54.48 56.84 48.57 41.68 37.63 32.84 41.27
1972 30.06 33.86 37.42 36.67 44.48 50.20 54.52 55.13 47.43 42.55 40.40 29.39 41.84
1973 30.45 36.82 36.13 37.93 44.90 48.73 53.10 50.94 50.27 42.90 36.31 a 37.58 42.17
1974 29.32 34.07 34.84 39.07 42.16 49.93 53.77 54.87 52.70 43.26 40.03 36.10 42.51
1975 34.45 33.14 34.55 34.77 40.97 46.30 53.45 51.26 51.00 45.52 36.97 35.29 41.47
1976 33.42 32.45 32.42 37.40 42.42 45.70 51.55 52.74 51.63 44.10 41.70 35.32 41.74
1977 31.61 36.18 34.55 38.83 41.29 50.43 51.58 57.32 50.10 45.55 37.00 38.26 42.73
1978 37.68 37.04 39.77 39.37 42.48 50.97 54.06 54.39 50.80 45.84 34.07 29.81 43.02
1979 26.74 32.96 37.06 39.70 44.87 48.30 53.65 54.35 53.30 47.65 37.43 38.48 42.88
1980 31.13 37.00 36.90 39.73 43.29 47.30 54.13 50.19 49.53 45.48 41.77 37.03 42.79
1981 37.35 36.29 37.26 40.00 43.45 48.53 50.94 56.06 50.60 42.13 40.07 36.29 43.25
1982 32.26 32.64 34.65 35.73 42.61 50.53 52.42 54.03 50.13 45.00 36.43 35.48 41.83
1983 35.90 38.00 39.48 37.57 45.74 48.40 52.29 55.74 48.83 44.74 41.07 30.74 43.21
1984 34.29 35.00 39.13 38.40 42.10 47.67 52.03 53.19 50.37 43.84 38.27 32.10 42.20
1985 32.16 30.61 33.26 40.00 43.42 48.53 55.00 52.55 47.50 43.39 31.13 30.26 40.65
1986 37.71 36.36 40.00 37.90 44.29 52.03 50.55 55.23 47.87 45.94 39.33 35.65 43.57
1987 32.39 36.07 37.68 41.20 46.77 49.97 52.29 52.77 50.90 46.23 41.07 a 33.77 43.43
1988 32.19 33.86 35.65 39.83 42.97 48.63 52.48 52.00 49.70 50.39 39.73 34.48 42.66
1989 33.90 26.54 36.00 41.53 43.32 50.00 51.42 52.16 49.63 42.74 ----- z 35.03 42.03
1990 35.48 30.54 36.58 41.93 43.39 49.47 55.58 55.26 53.73 42.81 39.50 27.35 42.64
1991 31.23 39.32 35.48 38.73 42.65 46.17 53.65 54.94 51.53 44.19 41.47 37.55 43.07
1992 36.65 39.52 39.97 43.23 46.97 51.47 53.71 53.97 49.63 46.84 39.70 33.13 44.56
1993 29.84 31.32 38.19 40.77 47.71 48.37 50.87 53.10 49.37 46.97 33.47 35.03 42.08
1994 36.81 33.61 36.68 41.17 45.81 47.67 53.16 52.58 51.97 43.77 33.73 34.48 42.62
1995 37.39 37.75 36.06 38.97 45.61 48.30 54.81 51.52 53.70 44.90 42.50 37.16 44.06
1996 35.52 32.17 36.39 40.13 42.29 47.70 54.74 53.87 48.90 44.65 38.73 34.65 42.48
1997 34.16 34.82 36.29 39.17 47.32 48.70 53.10 55.55 52.40 45.29 42.47 35.39 43.72
1998 36.52 37.00 37.81 39.47 44.84 50.17 56.26 55.10 52.93 44.71 40.60 31.90 43.94
1999 34.94 34.25 34.97 36.97 41.13 48.13 51.52 55.10 48.77 44.35 42.13 35.61 42.32
2000 33.35 36.34 35.61 40.97 44.32 49.43 51.61 51.74 50.87 45.55 35.83 35.58 42.60
2001 35.35 34.29 37.35 38.17 43.55 46.60 51.39 52.45 48.59 a 41.39 37.87 33.52 41.71
2002 34.23 33.36 32.81 37.83 40.84 49.70 52.77 51.94 50.67 42.35 38.30 36.39 41.76
2003 38.03 33.25 38.45 38.13 44.23 49.97 53.06 54.32 51.97 46.94 35.33 35.65 43.28
2004 32.81 35.66 37.68 40.50 46.10 49.33 54.23 56.23 50.50 45.42 38.20 36.87 43.63
2005 33.42 32.93 37.45 39.63 46.06 47.40 53.52 52.94 46.63 45.32 36.03 32.23 41.96
2006 34.87 30.89 33.23 37.53 43.48 50.20 53.58 50.35 48.20 41.42 37.10 32.35 41.10
2007 28.77 33.25 35.61 37.53 42.48 ----- z 52.52 50.19 46.40 40.77 35.33 32.35 39.57
2008 27.77 31.38 31.00 32.80 41.52 44.47 50.65 52.35 47.73 42.42 39.57 30.10 39.31
2009 30.84 30.68 32.77 35.73 42.26 49.43 54.35 ----- z 50.37 41.87 35.60 27.84 39.25
2010 ----- z 35.21 33.74 35.67 39.45 46.30 51.32 50.65 49.27 42.03 35.17 33.06 41.08
2011 29.90 29.14 30.68 31.77 37.87 45.77 48.48 51.06 50.07 42.81 34.10 29.10 38.40
2012 30.42 31.69 30.32 36.17 39.26 43.33 49.84 50.65 47.37 40.65 36.57 31.58 38.99
2013 26.45 31.14 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 28.80
Period of Record Statistics
MEAN 32.88 34.09 35.42 38.32 43.49 49.01 53.06 53.48 50.16 44.30 38.16 34.08 42.33
S.D. 3.11 2.77 2.40 2.17 2.26 2.15 1.63 1.93 1.93 1.90 2.67 2.60 1.25
SKEW -0.33 -0.07 -0.14 -0.59 0.03 0.09 -0.27 0.17 0.02 0.35 -0.34 -0.54 -1.00
MAX 38.03 39.52 40.00 43.23 48.52 54.63 56.68 57.32 54.10 50.39 42.50 38.68 44.86
MIN 25.94 26.54 30.32 31.77 37.87 43.33 48.48 50.19 46.40 40.65 31.13 27.35 38.40
NO YRS 58 59 58 58 58 57 58 57 58 58 57 59 54