SPRAGUE RIVER, OREGON

Monthly Average Temperature (Degrees Fahrenheit)

(358007)

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 200102
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 ----- z ----- z ----- z ----- z 48.25 z 49.58 62.50 59.79 57.97 46.00 i 41.32 33.05 t 54.23
1954 ----- z ----- z ----- z 43.82 52.00 51.63 62.19 56.76 51.12 41.92 a 39.80 25.98 47.25
1955 20.50 23.89 33.13 ----- z ----- z 56.98 a 58.72 b 63.18 53.70 46.39 33.19 d 28.74 41.84
1956 29.48 24.45 33.40 43.67 50.31 52.37 d 64.24 b 58.87 a 52.95 46.45 k ----- z ----- z 45.53
1957 ----- z ----- z 36.82 l 46.50 ----- z 65.80 66.08 63.56 57.87 44.05 a 32.17 a 31.05 50.89
1958 29.77 38.75 33.48 40.30 54.21 56.65 64.97 65.06 52.03 a 48.66 39.10 36.15 46.60
1959 32.56 31.02 36.77 44.77 44.29 56.63 66.94 61.16 51.77 46.00 35.18 25.15 44.35
1960 27.26 30.57 39.56 43.18 45.56 56.83 66.03 58.16 55.92 44.31 34.27 28.69 44.20
1961 31.32 34.62 35.85 41.67 46.00 61.48 64.47 66.19 51.38 45.39 33.15 27.13 44.89
1962 20.15 30.34 34.37 44.60 44.84 55.05 61.05 59.02 57.08 45.63 37.73 33.03 43.57
1963 26.37 40.34 35.74 36.97 a 51.03 51.93 h 59.24 59.82 58.78 46.65 36.80 31.56 43.94
1964 26.90 23.41 29.50 38.92 44.95 53.83 63.00 59.45 51.20 47.86 b 34.22 ----- z 43.02
1965 ----- z ----- z ----- z 46.36 h 47.50 55.60 62.50 59.97 ----- z 48.32 36.78 25.23 47.99
1966 27.58 27.93 37.24 43.48 51.74 52.68 ----- z ----- z ----- z 37.97 n ----- z ----- z 40.11
1967 ----- z ----- z ----- z 34.55 50.50 58.15 66.44 66.90 g 59.47 46.29 37.97 19.70 f 50.48
1968 24.85 34.35 s ----- z ----- z ----- z ----- z ----- z ----- z ----- z 46.28 o 36.62 26.97 29.48
1969 25.71 28.86 31.44 d 42.50 d 53.79 e 59.63 d 63.80 c 62.05 k 55.83 g 41.32 a 36.54 d 31.62 a 41.52
1970 32.52 b 36.00 b 37.07 a 36.71 a 50.61 c 61.22 j 65.47 k 62.71 50.76 a 44.00 b 37.04 b 24.74 b 41.21
1971 28.32 32.22 c 32.16 41.17 f 49.56 54.89 b 65.11 d 66.02 51.16 a 42.35 g 35.77 f 23.81 44.81
1972 24.34 33.57 41.66 39.60 49.63 e 59.44 d 64.98 i 64.38 b 51.43 45.34 35.71 f 21.81 43.12
1973 26.39 35.73 34.94 d 41.83 a 54.30 d 59.65 m 63.11 i ----- z 55.39 h 43.58 e 35.56 d 32.26 38.07
1974 25.72 b 30.07 35.50 40.16 h 46.44 61.31 c 61.63 a 63.52 i 56.92 d 43.71 35.31 a 29.00 42.56
1975 24.21 j ----- z ----- z 34.58 e 48.95 c 53.37 64.26 h 60.13 p 57.18 42.82 34.82 b 32.95 43.52
1976 32.10 32.60 33.18 39.67 50.69 53.98 65.15 58.46 c 57.41 a 46.16 38.75 27.13 44.61
1977 20.42 34.62 33.45 44.38 43.52 62.97 64.98 c 66.10 54.07 46.34 36.25 31.55 44.89
1978 34.37 34.91 42.03 40.60 46.28 d 57.07 64.27 a 61.98 52.05 47.89 31.33 23.20 a 44.66
1979 24.97 32.86 40.11 41.98 51.55 57.32 64.15 61.52 58.38 49.68 32.67 31.48 45.55
1980 30.31 38.05 35.95 44.22 48.61 53.40 64.68 59.94 56.68 48.19 37.85 31.37 45.77
1981 33.48 34.23 37.87 43.29 a 48.32 56.37 62.63 64.90 55.63 44.21 37.37 34.34 46.05
1982 22.50 31.48 36.42 38.72 49.61 57.48 62.18 61.63 l 53.00 a 44.71 32.23 25.53 41.26
1983 33.24 35.84 38.13 39.40 50.85 55.22 59.32 63.85 54.75 l 47.44 35.57 28.15 44.27
1984 26.53 31.40 39.40 39.03 50.22 a 54.95 a 66.54 r 62.34 52.35 j 42.31 r 35.00 t 23.50 z 43.41
1985 23.46 s 22.20 w ----- z 44.22 j 49.19 59.52 67.79 l ----- z 49.38 44.58 m 25.87 24.52 j 45.99
1986 35.71 q 37.46 a 42.47 41.02 48.65 a 63.75 n 61.33 a 67.31 m 49.18 45.60 37.03 a 30.15 43.65
1987 26.76 33.46 38.11 46.95 a 52.44 61.57 a 60.07 b 62.12 k 57.10 a 50.66 36.09 c 28.53 a 44.70
1988 26.25 c 34.10 38.31 o 45.50 47.32 57.77 65.79 n 60.92 54.67 51.98 35.67 27.55 44.17
1989 22.47 22.16 37.82 47.08 49.77 58.43 61.32 a 60.52 55.48 44.37 35.28 c 29.77 43.71
1990 31.47 29.86 38.74 48.55 46.89 51.50 s 66.66 63.50 58.00 46.27 35.70 21.89 44.32
1991 29.74 39.07 a 35.71 41.13 46.55 54.07 67.00 65.34 59.83 47.65 34.75 n 28.08 a 46.74
1992 28.47 38.03 40.11 44.85 56.13 59.92 63.34 64.05 54.48 46.53 32.22 j 22.76 47.15
1993 21.63 22.91 38.57 i 40.90 51.13 52.98 55.73 58.10 54.15 46.63 ----- z ----- z 44.91
1994 ----- z ----- z ----- z ----- z 51.31 54.18 65.24 59.53 55.78 40.60 24.18 25.03 46.98
1995 32.87 38.09 35.39 44.00 u 47.74 53.25 59.21 56.60 a 54.70 41.06 39.88 31.90 44.61
1996 29.60 32.38 37.50 41.48 45.56 54.32 64.26 60.77 50.62 42.89 36.37 31.35 43.92
1997 28.37 31.96 39.03 39.82 52.06 53.28 59.84 61.55 53.42 42.40 37.60 26.32 43.81
1998 33.97 33.61 37.68 40.35 44.92 53.45 64.00 61.81 56.48 41.06 34.87 26.27 k 45.65
1999 27.27 27.62 b 33.89 38.43 45.89 52.67 a 58.23 61.23 a 54.30 46.09 c 41.00 a 30.90 b 43.13
2000 31.79 b 35.27 e 36.08 47.22 51.32 60.43 c 66.02 67.18 54.90 43.84 30.55 a 29.36 c 46.16
2001 29.12 a 31.67 e ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 30.40
Period of Record Statistics
MEAN 27.94 32.39 36.51 41.85 49.15 56.35 63.04 61.74 54.60 45.47 35.49 28.52 44.74
S.D. 3.94 4.62 2.99 3.39 2.99 3.44 2.75 2.78 2.89 2.62 3.47 3.54 1.03
SKEW -0.28 -0.55 -0.05 -0.13 0.09 0.58 -0.62 0.13 -0.08 0.17 -1.23 -0.10 0.28
MAX 34.37 40.34 42.47 48.55 56.13 65.80 67.00 67.18 59.83 51.98 41.32 36.15 46.60
MIN 20.15 22.16 29.50 34.55 43.52 49.58 55.73 56.60 49.18 40.60 24.18 21.81 43.13
NO YRS 40 40 37 39 44 42 39 37 41 41 40 39 16