HARPER 1 S, OREGON

Monthly Average Temperature (Degrees Fahrenheit)

(353666)

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 197507
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
1919 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 39.68 n 34.40 18.71 26.55
1920 25.90 34.50 40.98 44.84 e 55.68 c 62.88 73.74 70.19 59.45 46.32 35.88 31.13 48.46
1921 29.13 30.86 43.84 47.22 57.60 67.38 72.03 70.08 53.70 47.11 40.37 27.77 48.92
1922 12.00 27.52 36.42 45.17 54.24 67.23 72.50 h 70.52 61.08 49.68 33.35 25.65 43.90
1923 31.73 26.71 38.77 47.53 55.50 61.25 71.16 67.98 60.38 46.53 36.62 26.03 o 49.47
1924 ----- z ----- z ----- z 49.32 61.18 ----- z 62.50 z ----- z ----- z ----- z 37.40 t 17.98 a 42.83
1925 25.94 36.83 v 42.07 d 49.30 j 58.23 58.45 t 74.10 67.07 c 61.05 t 48.00 z 35.85 g 32.52 b 49.99
1926 25.69 38.41 43.10 g 53.80 56.74 67.20 73.10 70.70 h 53.73 49.73 40.83 26.56 48.58
1927 25.94 37.34 39.81 46.23 b 54.18 65.32 70.30 d 67.84 57.10 47.97 39.88 z 23.74 n 51.20
1928 26.27 k 30.25 o 43.84 46.50 c 61.73 64.31 d 72.95 67.13 59.56 c 48.69 36.65 17.34 c 51.87
1929 17.47 21.32 41.60 b 45.72 55.74 62.90 72.60 73.84 56.98 47.74 31.45 32.44 46.65
1930 11.40 36.80 43.81 53.13 55.84 62.63 73.81 71.94 57.62 m 45.97 31.73 21.79 46.26
1931 24.87 32.96 42.39 48.87 60.39 66.03 74.45 71.50 59.42 48.77 32.80 22.94 48.78
1932 21.53 23.83 41.13 49.13 57.00 66.87 71.06 67.05 58.57 47.98 37.00 20.73 46.82
1933 25.15 16.96 38.81 47.57 52.58 68.30 74.02 67.13 57.85 51.35 36.50 36.71 47.74
1934 35.66 39.34 47.31 55.62 62.66 64.40 73.37 a 73.31 58.58 51.53 41.55 30.82 52.85
1935 27.58 32.23 38.65 48.50 57.08 65.45 70.89 68.18 59.65 47.40 29.97 22.85 47.37
1936 26.56 24.81 38.60 51.93 60.58 65.20 72.94 69.60 57.05 50.23 29.90 27.66 47.92
1937 7.74 26.00 41.71 47.07 59.06 62.78 73.98 68.06 59.97 51.10 40.77 34.35 47.72
1938 32.40 37.36 40.71 49.97 56.39 64.48 71.79 66.85 62.58 49.27 30.98 29.74 49.38
1939 29.42 29.89 42.53 50.88 59.23 60.03 72.27 69.69 59.33 48.82 33.62 34.05 49.15
1940 29.90 36.52 44.35 49.43 58.47 68.67 71.90 70.16 60.58 50.66 34.60 30.39 50.47
1941 29.76 36.34 44.06 48.97 57.98 62.55 73.16 68.23 55.25 48.50 37.83 33.60 49.69
1942 20.77 30.50 38.16 49.70 53.44 60.63 72.74 69.71 60.32 50.87 37.27 32.92 48.09
1943 27.24 33.16 39.84 52.80 52.90 59.93 69.98 67.94 62.37 50.27 36.75 30.89 48.67
1944 19.44 34.21 39.18 49.17 57.10 60.20 69.77 67.68 ----- z ----- z ----- z ----- z 49.59
1945 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1946 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1947 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1948 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1949 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1950 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1951 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1952 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1953 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1954 ----- z ----- z ----- z ----- z ----- z ----- z ----- z 67.66 b 59.82 47.43 b 40.39 b 26.78 b 48.41
1955 24.50 b 28.07 a 36.45 a 45.08 d 54.60 a 66.89 b 70.00 c 71.17 b 60.41 a 49.44 e 31.93 b 31.92 47.54
1956 27.14 c 24.62 a 41.35 d 49.78 a 60.05 b 63.76 a 72.79 b 68.70 a 60.48 d 48.09 c 33.74 a 29.76 b 48.36
1957 16.91 c 29.70 a 43.37 49.66 a 58.28 b 65.89 b 70.83 a 68.59 b 61.10 a 47.60 a 34.52 33.34 48.32
1958 30.55 39.32 38.39 46.78 61.65 64.87 70.61 72.03 57.85 48.10 j 36.48 34.97 50.32
1959 31.82 35.71 38.00 b 48.03 a 49.11 66.25 h 73.00 i 66.77 55.91 c 48.02 b 33.81 a 24.83 a 43.20
1960 20.59 b 31.52 a 42.79 c ----- z 51.25 c 65.21 f 75.04 c ----- z 58.25 t 46.82 c 36.71 d 30.00 a 41.84
1961 24.56 38.40 b 43.16 48.04 b 53.64 c 74.84 n 71.62 k 73.12 a 56.67 a 48.45 b 35.93 30.08 45.21
1962 21.26 30.21 39.98 52.70 56.65 66.10 70.42 a 69.32 61.97 49.66 39.70 34.05 49.33
1963 24.13 41.59 42.27 45.28 59.37 a 63.86 a 69.42 a 70.03 64.72 55.55 c 38.65 f 27.21 51.22
1964 25.35 27.17 38.84 47.03 54.95 62.67 71.90 67.15 57.80 49.73 a 38.43 i 32.94 48.68
1965 31.02 36.70 38.74 51.32 55.06 64.50 70.40 67.85 56.80 52.08 g 40.86 b 28.89 49.29
1966 33.65 34.21 42.08 50.05 a 59.90 63.35 71.89 70.08 65.13 47.31 41.53 32.84 51.00
1967 34.89 38.36 41.13 43.66 a 57.21 65.18 75.23 74.08 65.52 48.13 39.87 25.06 g 53.02
1968 28.81 39.64 44.66 46.43 56.47 66.65 73.56 66.63 60.42 47.28 a 39.38 32.45 50.20
1969 27.84 31.05 40.34 50.52 61.08 65.65 72.10 70.56 62.12 45.81 37.17 32.95 49.77
1970 34.02 38.84 40.89 ----- z ----- z ----- z ----- z 70.55 54.80 44.42 38.70 28.48 a 43.84
1971 31.32 35.29 36.82 47.23 58.50 62.23 b 72.77 74.87 55.14 a 46.94 35.80 28.03 l 50.63
1972 ----- z ----- z ----- z 45.87 59.60 66.85 70.71 70.12 j 56.47 49.73 38.05 21.31 51.07
1973 26.63 35.46 42.45 48.12 58.63 a 65.25 f 72.43 c 70.62 g 57.95 i 47.82 a 37.30 34.31 44.79
1974 25.87 34.61 40.58 46.78 c 55.30 c 69.80 e 70.63 e 68.19 b 60.38 a 47.57 h 37.66 b 28.96 g 50.98
1975 24.30 f 33.31 d 39.11 c 41.76 g 55.74 j 62.20 g 76.12 k ----- z ----- z ----- z ----- z ----- z 36.21
Period of Record Statistics
MEAN 25.81 32.65 40.93 48.60 57.11 64.60 72.17 69.49 59.18 48.62 36.35 28.94 48.83
S.D. 6.24 5.56 2.43 2.66 2.97 2.47 1.53 2.22 2.89 1.98 3.26 5.07 1.43
SKEW -0.96 -0.72 0.19 0.53 -0.36 -0.13 0.13 0.71 0.14 0.88 -0.23 -0.78 0.88
MAX 35.66 41.59 47.31 55.62 62.66 69.80 75.23 74.87 65.52 55.55 41.55 36.71 52.85
MIN 7.74 16.96 36.42 43.66 49.11 59.93 69.42 66.63 53.70 44.42 29.90 17.34 46.65
NO YRS 42 42 43 42 44 38 40 41 40 40 41 41 23