ASTOR EXPERIMENT STN, OREGON

Monthly Average Temperature (Degrees Fahrenheit)

(350318)

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 197306
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
1937 ----- z ----- z ----- z ----- z 53.19 d 58.83 59.80 d 59.50 z 59.77 d 56.71 49.85 45.19 b 54.76
1938 43.55 43.61 45.56 50.50 52.63 57.43 60.23 57.81 60.38 54.07 b 45.59 a 42.72 h 51.94
1939 44.37 a 41.00 45.94 50.81 a 53.14 f 61.00 z ----- z 61.82 ----- z 54.89 d 49.62 48.44 49.61
1940 42.97 46.05 48.23 50.45 55.27 59.45 62.76 62.24 60.33 56.56 44.58 43.85 52.73
1941 44.39 47.12 50.60 50.35 54.63 57.88 62.32 61.18 56.45 54.12 b 47.98 43.21 52.52
1942 39.95 42.16 43.94 49.22 53.47 56.42 63.97 63.52 59.02 54.19 45.52 44.10 51.29
1943 37.13 44.86 43.95 50.67 49.90 55.20 59.19 59.23 60.43 52.81 47.63 41.92 50.24
1944 42.10 42.68 a 43.79 48.00 52.31 56.15 59.58 60.66 60.15 56.48 45.25 39.87 50.58
1945 43.47 44.37 a 43.44 46.95 54.35 55.12 58.60 57.89 58.48 53.72 a 45.02 42.47 50.32
1946 43.16 42.38 45.05 47.08 53.92 55.48 61.05 60.02 59.02 49.11 43.85 42.68 50.23
1947 38.39 46.16 48.66 51.40 55.40 57.08 60.13 59.81 59.88 54.71 46.82 43.94 51.86
1948 ----- z ----- z ----- z ----- z ----- z ----- z 58.95 60.26 58.48 52.00 44.30 38.76 52.13
1949 31.92 40.75 46.06 49.63 54.77 54.98 g 58.92 59.89 60.60 49.63 51.95 42.35 49.68
1950 32.03 42.18 43.81 46.72 50.97 58.42 59.55 62.13 58.13 50.66 46.22 48.00 49.90
1951 40.97 43.50 41.06 49.17 52.24 57.38 60.03 59.06 57.45 53.15 46.18 39.32 49.96
1952 37.34 41.64 42.68 47.92 52.26 55.03 59.84 60.18 59.67 57.37 44.25 42.68 50.07
1953 46.66 44.11 45.39 48.00 53.00 54.73 59.52 61.68 60.22 55.03 50.07 44.74 51.93
1954 39.81 45.75 42.85 46.42 53.00 54.48 57.84 60.18 a 58.88 53.34 50.43 43.45 50.54
1955 40.68 41.56 a 41.61 43.97 49.61 55.32 57.23 58.26 57.32 53.44 43.07 41.67 a 48.64
1956 41.79 37.98 a 43.32 50.13 54.15 55.92 61.27 61.03 58.80 51.21 46.32 42.08 50.33
1957 35.47 43.41 45.81 49.13 54.68 58.43 59.39 59.81 62.52 a 52.90 44.92 44.53 50.92
1958 45.58 48.73 44.19 48.72 a 55.94 61.52 64.50 62.61 59.28 55.44 45.67 47.53 53.31
1959 43.53 43.50 45.61 50.33 52.65 57.83 61.00 59.92 57.70 54.05 46.15 42.87 51.26
1960 39.26 43.62 45.53 49.88 51.56 57.12 59.48 60.76 58.97 54.06 46.35 42.21 50.73
1961 46.48 46.66 46.52 47.88 53.94 59.38 63.16 62.60 56.90 51.97 a 43.07 41.84 51.70
1962 39.94 44.38 43.50 49.27 50.94 55.32 58.92 60.44 60.08 53.61 47.90 43.71 50.67
1963 36.47 50.36 44.73 48.02 52.52 56.32 60.05 61.42 61.77 54.87 47.00 43.76 51.44
1964 43.45 42.36 43.60 46.03 50.29 55.57 59.47 59.98 57.18 53.63 43.62 39.05 49.52
1965 41.14 c 42.55 44.76 47.72 48.44 53.30 58.85 62.23 56.91 a 55.31 49.30 39.94 50.04
1966 42.58 43.11 44.34 50.43 51.74 57.23 59.89 60.06 59.97 53.13 47.65 45.18 51.28
1967 44.47 43.64 43.10 44.68 52.76 59.67 60.40 64.35 61.58 54.60 47.77 41.21 51.52
1968 40.74 48.05 47.85 47.17 53.95 56.97 62.19 60.58 59.58 51.42 48.67 38.90 51.34
1969 34.40 40.11 45.53 48.17 55.44 61.08 59.95 59.50 59.12 51.53 46.95 44.53 50.53
1970 42.10 47.18 46.13 45.62 52.89 58.42 59.68 59.69 56.35 51.71 46.72 40.44 50.58
1971 39.84 42.50 41.82 46.92 51.98 a 54.57 59.11 61.90 56.76 a 49.52 45.35 39.27 49.13
1972 38.08 41.55 45.69 45.25 53.16 57.07 61.63 e 61.26 56.17 50.45 46.20 38.74 49.60
1973 39.60 43.64 44.55 48.54 b 52.56 56.20 ----- z ----- z ----- z ----- z ----- z ----- z 47.51
Period of Record Statistics
MEAN 40.68 43.81 44.83 48.32 52.87 56.95 60.24 60.68 58.98 53.37 46.60 42.64 50.80
S.D. 3.70 2.58 2.01 1.89 1.75 1.92 1.63 1.48 1.62 2.07 2.16 2.56 1.04
SKEW -0.64 0.45 0.64 -0.41 -0.46 0.46 0.89 0.25 0.03 -0.22 0.47 0.32 0.32
MAX 46.66 50.36 50.60 51.40 55.94 61.52 64.50 64.35 62.52 57.37 51.95 48.44 53.31
MIN 31.92 37.98 41.06 43.97 48.44 53.30 57.23 57.81 56.17 49.11 43.07 38.74 48.64
NO YRS 35 35 35 35 35 34 35 35 35 36 36 35 31