IRONSIDE 2 W, OREGON

Monthly Average Minimum Temperature (Degrees Fahrenheit)

(354175)

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 200407
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
1955 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 24.57 p 19.39 c 19.39
1956 15.17 a 10.65 c 22.48 h 32.00 d 42.13 h 42.50 d 54.18 c 52.00 j 43.12 f 30.70 h 21.90 a 18.09 h 29.40
1957 4.71 16.32 ----- z 32.77 42.42 46.13 50.58 50.79 c 45.76 m 33.81 j 20.65 j 21.29 q 34.82
1958 14.32 c 25.38 b 23.48 30.37 45.47 a ----- z ----- z ----- z 41.72 a 35.03 22.52 c 22.84 29.02
1959 20.23 a 23.36 c 24.87 h 32.40 e 36.50 g 47.96 f 54.59 d 50.48 d 42.26 c 33.80 f 18.52 e 14.92 f 34.55
1960 8.59 i 11.69 m 24.97 b 30.50 d 34.82 c 44.74 g 58.76 b 49.39 c 45.88 f 35.35 n 24.82 m 15.68 l 39.69
1961 15.95 i 27.12 k 23.76 n 28.25 f 36.83 m 51.08 e 56.50 i 58.69 e 39.79 a 32.83 b 20.56 e 15.14 q 40.59
1962 4.05 l 15.47 k 21.44 o 32.62 i 33.29 q 45.29 b 51.59 b 50.41 b 44.83 f 34.93 c 26.88 d 21.72 m 41.82
1963 10.21 g 29.85 a 26.43 h 29.63 c 42.05 i 45.47 m 49.93 d 54.13 49.78 g 35.39 h 25.67 f 15.21 g 40.88
1964 11.00 k 11.21 o 20.11 v 27.08 q 34.58 s ----- z 52.30 a 48.19 d 41.40 e 32.78 m 20.00 p 14.15 r 47.30
1965 ----- z ----- z ----- z ----- z ----- z 45.65 j 51.89 l 48.24 n 38.54 d 34.52 f 27.78 g 16.17 h 38.54
1966 19.73 e 18.62 l 25.48 f 31.00 f 39.27 i 44.04 c 51.85 e 51.60 f 48.59 a 31.56 f 26.05 k 19.50 g 41.05
1967 19.68 i 23.35 h 25.00 m 29.30 t 41.07 p 46.62 d 55.65 e 56.90 b 48.88 f 31.86 b 26.47 14.55 38.67
1968 11.57 c 25.07 26.87 a 28.79 b 39.90 k 46.97 a 55.13 50.00 d 43.00 a 29.97 b ----- z ----- z 35.26
1969 10.21 l 12.64 n 20.58 l 30.59 h 41.46 c 46.15 d 49.77 a 48.30 h 41.73 d 28.76 b 21.43 b 20.77 i 38.22
1970 17.35 h 25.82 f 25.90 b 26.06 m 37.07 d 49.54 b 52.32 f 53.40 a 37.76 e 28.85 d 26.70 g 14.84 f 38.75
1971 19.04 d 22.17 d 20.05 i 29.45 h 40.81 43.93 53.75 c 58.00 d 37.46 b 30.96 f 25.16 e 12.60 f 37.54
1972 9.59 i 17.54 c 28.59 d 28.11 b 39.85 d 47.17 a 52.40 a 54.85 d 38.96 e 34.62 j ----- z ----- z 38.43
1973 12.33 p 22.82 q 27.38 g 32.04 e 39.29 g 45.52 e 55.11 c 53.81 d 42.86 i 32.58 g 24.10 i 20.56 o 46.62
1974 6.50 k 22.26 i 25.32 l 31.33 f 37.22 d 50.57 53.16 51.93 d 44.12 f 34.15 d 25.09 h 16.59 d 40.60
1975 12.65 e 16.96 e 22.66 b 26.67 c 35.46 c 44.32 b 56.54 c 48.13 a 41.72 e 33.20 f 21.60 e 18.08 f 32.67
1976 15.86 j 13.80 i 18.55 k ----- z 38.04 g 42.00 a 54.17 a 48.81 o 44.17 l 31.04 g 21.73 o 14.32 l 48.08
1977 7.62 g 19.75 h 23.23 e 34.20 e 36.26 d 50.07 a 51.50 a 54.71 42.60 33.94 23.44 e 23.83 a 37.38
1978 18.75 c 23.45 f 30.04 c 33.07 c 35.63 a 45.07 c 52.97 b 49.16 41.07 c 32.17 b 19.00 d 9.65 33.33
1979 1.21 g 18.65 k 27.34 b 31.56 c 39.14 c 45.64 e 53.58 53.57 c 45.73 37.52 d 21.75 b 20.67 d 37.65
1980 14.04 e 25.12 c 26.72 b 34.57 41.04 d 42.97 51.73 a 47.23 42.77 31.84 23.63 19.62 b 33.44
1981 23.97 18.23 b 27.50 c 33.17 a 38.55 42.90 49.32 54.23 e 43.30 31.62 b 26.90 a 20.13 34.15
1982 ----- z 13.82 26.74 27.40 36.58 47.30 50.90 52.61 41.77 31.00 19.10 16.42 33.06
1983 18.65 23.86 29.61 29.50 39.71 42.60 49.42 54.00 40.10 33.58 26.73 9.03 33.07
1984 11.35 14.07 25.21 l 29.80 35.90 42.33 52.97 52.23 38.60 28.06 24.13 5.74 30.47
1985 7.61 9.11 19.35 34.07 39.48 45.27 56.03 46.39 c 30.84 k 27.35 10.37 0.77 26.89
1986 11.16 22.93 28.65 29.50 37.65 47.43 48.09 t 55.35 39.70 33.13 26.70 15.65 31.62
1987 9.55 21.29 28.10 35.17 42.77 48.37 51.03 51.33 a 45.80 33.90 26.11 b 18.65 34.34
1988 14.19 17.90 22.68 33.60 37.94 48.57 54.65 51.71 42.70 39.74 25.83 14.81 33.69
1989 10.45 7.07 26.06 34.87 37.87 47.17 53.32 49.94 42.73 32.94 22.93 16.26 31.80
1990 20.13 17.64 27.90 36.90 37.29 46.30 56.29 55.42 51.33 31.13 24.07 14.94 o 36.76
1991 11.13 25.29 26.84 32.60 37.00 42.30 54.42 55.45 44.50 n 34.00 26.17 18.13 33.03
1992 15.39 25.79 31.58 35.37 43.42 51.97 52.00 54.03 42.50 34.81 22.30 10.77 34.99
1993 8.16 8.75 21.67 j 31.53 42.00 v 42.93 44.90 47.87 42.33 34.65 14.93 17.29 29.34
1994 18.42 15.39 22.58 33.93 42.23 45.53 56.29 53.77 46.53 o ----- z 9.60 y 9.44 v 36.02
1995 13.00 s 26.53 k ----- z 28.32 e 38.29 42.97 52.29 48.29 45.63 30.13 24.94 n 16.62 r 40.85
1996 15.25 s 6.33 t 21.33 s 31.78 l 34.35 42.00 52.26 48.23 39.17 31.55 24.03 15.13 35.84
1997 17.74 20.74 a 25.16 29.70 40.13 43.73 49.13 49.94 43.90 30.90 24.63 14.77 32.54
1998 16.80 k 20.45 q 28.65 n 31.24 i 39.05 k 42.07 54.94 51.61 48.40 30.39 26.17 13.10 a 38.10
1999 19.29 g 5.33 p 28.90 k 28.33 34.74 42.57 48.17 a 51.57 c 39.70 30.74 27.90 13.61 m 37.97
2000 15.46 e ----- z 23.20 f 33.07 38.00 44.03 a 49.40 a 51.39 39.97 a 33.10 18.00 f 14.50 i 38.05
2001 10.70 d 15.36 f 27.96 c ----- z 38.47 a 43.03 a 52.23 53.81 44.67 31.13 a 24.97 a 9.07 q 36.33
2002 ----- z ----- z 25.20 z 31.80 36.26 47.03 55.06 46.26 41.90 27.23 a 21.00 20.97 36.39
2003 22.29 22.79 29.87 30.00 37.68 45.20 56.71 53.52 44.10 34.48 19.63 22.42 e 34.89
2004 5.42 g 0.64 g 16.71 32.53 38.87 45.47 52.00 ----- z ----- z ----- z ----- z ----- z 37.12
Period of Record Statistics
MEAN 14.69 19.12 26.04 31.65 38.57 45.46 52.79 51.97 42.32 32.28 22.95 15.89 33.66
S.D. 4.84 6.02 3.39 2.52 2.66 2.67 2.70 3.07 3.09 2.73 3.76 5.47 1.07
SKEW -0.03 -0.39 -0.91 -0.06 0.60 0.62 -0.37 0.05 0.87 0.33 -1.34 -0.95 -0.35
MAX 23.97 29.85 31.58 36.90 45.47 51.97 58.76 58.69 51.33 39.74 27.90 23.83 34.99
MIN 4.71 7.07 16.71 26.67 34.35 42.00 44.90 46.26 37.46 27.23 10.37 0.77 31.80
NO YRS 27 26 26 35 35 43 44 42 36 34 33 25 9