HALFWAY, OREGON

Monthly Average Maximum Temperature (Degrees Fahrenheit)

(353604)

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201303
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
1936 ----- z ----- z ----- z ----- z 73.10 76.23 87.45 87.39 76.93 67.58 47.97 37.42 69.26
1937 19.52 35.39 49.81 55.10 73.03 74.60 91.26 88.10 80.37 65.87 48.33 41.35 60.23
1938 37.61 45.71 47.23 61.07 69.23 80.03 88.16 85.61 82.13 61.97 39.73 37.23 61.31
1939 37.90 36.57 50.58 64.23 75.31 b 73.57 87.23 91.03 80.40 59.26 51.27 41.65 62.42
1940 35.87 48.00 z 48.29 x 57.23 76.87 85.57 90.13 88.90 70.57 61.55 37.77 38.06 64.25
1941 37.26 ----- z 53.26 59.50 69.00 ----- z 85.91 t 72.79 q 65.70 62.19 50.53 38.67 a 54.51
1942 30.19 38.86 50.16 65.82 b 64.90 76.64 b 92.38 o 92.61 80.77 67.16 44.87 35.84 58.89
1943 32.39 42.93 46.68 66.00 a ----- z 73.67 90.37 a 87.55 85.53 64.57 a 49.47 38.68 61.62
1944 34.55 43.62 49.48 63.13 74.55 75.53 90.81 90.71 81.97 72.90 42.73 36.68 63.06
1945 34.61 43.04 50.32 62.21 a 71.47 a 75.63 91.90 92.52 77.13 69.19 44.70 36.33 a 62.42
1946 34.35 38.21 49.32 65.00 72.74 ----- z 88.48 89.70 a 74.43 55.48 45.83 41.10 59.51
1947 31.29 45.96 58.00 64.13 76.90 73.80 89.58 87.81 80.33 ----- z 43.23 37.19 62.57
1948 ----- z ----- z ----- z ----- z ----- z ----- z 84.81 84.48 77.83 68.42 49.15 q 22.31 o 78.89
1949 17.88 f 38.14 50.39 69.07 75.79 c 80.57 88.71 89.50 a 82.86 b 59.74 55.86 a 37.19 66.16
1950 28.81 38.43 45.68 60.30 68.85 d 76.27 87.19 88.00 77.33 66.56 d 48.42 k 41.13 61.69
1951 33.57 c 38.70 e 46.03 65.87 71.90 76.87 90.35 86.32 81.43 60.16 47.28 e 32.48 60.91
1952 31.71 35.31 43.29 64.23 68.77 i 73.68 h 87.97 87.34 b 82.57 77.94 n 48.43 i 34.89 d 58.41
1953 43.21 g 43.54 53.36 f 59.77 65.74 73.13 90.74 86.03 82.83 69.23 51.21 b 36.42 65.86
1954 38.65 48.25 d 52.30 a 62.27 75.33 d 79.06 m 89.68 83.23 78.37 64.50 a 53.90 32.32 61.71
1955 31.16 f 32.73 b 45.20 u 53.60 67.96 d 80.37 84.81 90.77 78.50 64.19 38.83 35.48 62.73
1956 36.23 34.59 49.10 65.10 70.72 b 77.52 e 89.90 86.81 80.67 59.29 46.13 34.61 60.89
1957 23.58 38.29 50.29 61.87 70.68 79.97 87.77 86.35 83.60 60.42 47.52 a 37.32 60.64
1958 33.87 43.00 49.87 57.73 79.29 80.00 89.84 91.74 76.57 69.87 46.80 41.23 63.32
1959 39.71 43.39 51.71 64.43 66.35 81.47 90.84 85.00 71.41 a 62.39 46.17 37.06 61.66
1960 30.24 b 38.07 b 47.41 d 62.00 65.90 b 82.27 95.76 j 83.00 82.28 a 64.52 46.83 38.45 58.27
1961 35.58 43.93 52.06 61.83 72.10 87.77 91.65 93.03 73.13 62.10 44.53 33.29 62.58
1962 26.68 36.71 48.65 68.63 67.58 80.60 86.23 84.94 80.33 63.29 48.83 41.23 61.14
1963 33.32 52.14 54.10 57.80 73.00 76.53 85.90 87.74 83.37 68.94 47.07 32.61 62.71
1964 31.48 34.07 43.65 59.50 69.90 75.67 89.00 84.35 75.23 69.61 46.07 36.03 59.55
1965 35.90 41.29 51.71 63.40 69.32 79.43 88.94 83.68 73.13 71.55 49.77 38.10 62.18
1966 39.23 39.29 54.26 65.37 77.45 77.77 90.16 89.32 83.13 62.97 47.67 35.71 63.53
1967 38.19 43.46 49.94 55.10 71.71 78.37 91.52 94.61 84.80 62.42 48.80 32.29 62.60
1968 33.00 42.79 57.00 59.83 69.52 79.63 92.19 80.87 76.17 62.10 45.50 36.16 61.23
1969 33.03 37.25 48.90 63.87 75.16 79.10 87.87 89.84 78.73 59.32 51.57 39.90 62.05
1970 36.68 45.18 50.97 56.07 69.90 80.43 89.16 92.58 71.33 60.00 47.20 33.77 61.11
1971 34.45 41.21 45.90 61.23 72.55 74.83 89.45 93.77 72.47 61.26 42.73 32.42 60.19
1972 32.06 37.79 53.97 57.60 74.19 79.40 86.84 89.94 72.70 65.90 46.27 28.55 60.43
1973 30.48 40.93 51.81 62.10 74.71 79.90 91.23 87.48 77.33 62.45 42.27 36.16 61.40
1974 29.29 42.75 49.81 60.57 68.35 85.63 85.97 86.58 82.57 66.68 49.53 35.94 61.97
1975 31.68 37.82 44.71 53.43 67.97 75.50 89.87 81.58 82.00 61.00 44.00 33.45 58.58
1976 33.35 36.48 43.10 59.83 74.03 75.30 87.19 79.90 79.73 66.65 54.03 40.84 60.87
1977 28.32 46.57 50.26 69.70 64.97 84.20 87.52 87.68 73.97 64.00 44.27 39.26 61.73
1978 38.00 42.96 58.84 59.03 65.90 79.60 86.68 83.42 73.60 69.45 42.93 27.13 60.63
1979 20.71 38.04 52.32 60.17 72.32 81.03 89.58 87.06 83.60 67.19 44.90 37.39 61.19
1980 35.48 43.66 51.71 65.67 70.68 74.37 86.61 82.87 76.73 65.84 47.80 39.06 61.71
1981 39.19 46.18 56.45 62.87 68.35 75.67 86.06 91.94 79.27 59.94 50.97 39.13 63.00
1982 31.55 33.39 48.45 58.50 69.16 79.10 84.52 87.71 75.13 62.26 43.30 34.61 58.97
1983 36.32 43.96 54.61 58.97 72.39 77.43 82.68 87.61 74.00 66.16 46.67 28.65 60.79
1984 29.32 34.21 46.90 57.67 66.26 73.60 87.48 88.45 73.40 58.94 44.40 26.90 57.29
1985 24.87 31.86 42.87 65.93 72.03 80.37 92.03 82.23 69.10 59.48 33.73 22.45 56.41
1986 33.35 42.78 a 59.19 61.47 70.97 84.87 82.68 90.23 68.63 66.58 46.43 35.32 61.88
1987 29.90 41.68 52.42 71.37 75.03 81.03 84.23 86.42 83.17 71.84 48.83 38.71 63.72
1988 31.55 41.50 a 54.87 65.33 70.81 79.77 89.10 87.97 77.83 75.23 45.63 31.16 62.56
1989 29.35 29.07 46.17 a 66.40 69.52 80.73 89.42 80.97 77.73 63.29 48.77 41.19 60.22
1990 39.26 38.68 54.48 68.97 68.87 79.53 91.32 86.87 87.23 62.55 48.10 27.61 62.79
1991 29.97 43.61 53.19 60.27 67.06 75.73 90.06 91.03 83.13 68.06 43.17 37.23 61.88
1992 37.55 50.14 64.19 67.40 80.32 82.57 83.87 87.23 75.90 67.48 42.23 31.90 64.23
1993 30.16 33.86 46.39 58.87 75.90 73.40 76.29 81.00 77.63 64.90 42.93 35.74 58.09
1994 35.45 34.93 54.55 66.00 73.77 80.57 92.58 91.61 84.07 63.74 38.20 31.77 62.27
1995 34.55 47.50 52.42 59.67 71.32 76.27 85.71 84.84 80.87 59.94 47.70 38.32 61.59
1996 34.84 39.03 54.55 61.23 66.58 80.87 92.26 89.29 75.53 63.61 48.97 37.81 62.05
1997 36.84 40.11 54.06 60.67 75.90 78.73 85.84 89.10 79.60 64.00 50.07 34.00 62.41
1998 36.13 41.57 52.61 61.30 68.65 76.57 93.71 92.35 82.90 63.84 47.07 33.23 62.49
1999 36.23 37.11 48.48 60.90 68.71 78.43 89.06 89.19 79.67 67.45 51.67 31.52 61.53
2000 34.16 40.69 52.65 68.53 71.65 82.27 89.77 90.68 75.97 62.58 41.03 34.65 62.05
2001 30.39 36.64 53.84 59.50 75.42 79.53 88.16 93.52 83.43 63.71 51.43 32.84 62.37
2002 32.48 34.61 45.29 62.60 71.32 82.57 93.00 85.65 79.80 64.03 51.00 39.90 61.85
2003 37.23 45.50 55.52 59.93 71.74 83.80 95.84 91.35 81.33 70.03 44.10 38.71 64.59
2004 32.42 36.79 53.81 66.73 69.48 82.17 91.45 88.06 76.50 65.06 48.47 39.68 62.55
2005 33.65 45.86 57.00 61.60 71.00 77.10 92.68 91.71 78.47 64.55 43.47 30.35 62.29
2006 36.52 36.57 47.81 62.83 75.03 83.57 96.26 89.84 81.00 65.65 48.20 33.52 63.07
2007 31.16 42.07 58.48 65.30 76.03 84.23 97.42 89.87 79.57 62.87 48.13 35.90 64.25
2008 30.16 38.07 45.97 57.43 72.39 80.40 90.65 89.52 81.57 66.29 51.63 35.55 61.63
2009 31.97 39.00 48.97 63.20 74.13 79.13 91.61 88.74 85.87 58.19 48.73 31.97 61.79
2010 38.26 41.96 53.68 60.77 65.94 76.53 90.23 87.42 79.50 75.50 z ----- z ----- z 66.03
2011 ----- z ----- z ----- z ----- z ----- z 82.00 z 88.45 92.29 85.13 63.00 42.97 37.58 68.24
2012 37.32 39.38 52.48 66.90 a 71.52 79.87 93.94 93.61 84.27 61.45 47.60 36.52 63.74
2013 24.71 39.48 a 53.17 a 74.00 z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 39.12
Period of Record Statistics
MEAN 33.13 40.20 51.11 62.16 71.43 78.95 89.05 88.03 78.75 64.41 46.55 35.63 61.64
S.D. 4.26 4.47 4.23 3.87 3.52 3.33 3.32 3.45 4.47 3.78 3.95 3.89 1.58
SKEW -0.92 0.13 0.26 0.05 0.16 0.26 -0.57 -0.36 -0.57 0.38 -0.48 -0.81 -1.04
MAX 39.71 52.14 64.19 71.37 80.32 87.77 97.42 94.61 87.23 75.23 55.86 41.65 64.59
MIN 19.52 29.07 42.87 53.43 64.90 73.13 76.29 79.90 65.70 55.48 33.73 22.45 56.41
NO YRS 72 73 72 74 73 71 74 76 77 74 73 75 60