MALHEUR BRANCH EXP STN, OREGON

Monthly Average Maximum Temperature (Degrees Fahrenheit)

(355160)

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201304
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
1942 ----- z ----- z ----- z ----- z ----- z ----- z 97.58 s 90.06 81.73 68.61 47.60 39.87 65.58
1943 36.06 43.18 51.84 69.72 a 70.77 a 78.20 92.77 89.23 85.83 65.97 49.17 40.81 64.46
1944 31.87 42.48 52.26 63.63 75.00 76.90 90.68 88.90 80.23 71.87 45.33 35.29 62.87
1945 35.84 46.43 51.68 62.03 73.03 79.53 94.50 a 90.87 76.60 68.94 47.17 36.90 63.63
1946 37.42 40.75 56.19 68.03 74.19 81.47 91.39 90.23 77.03 a 59.48 46.97 43.71 63.91
1947 33.16 48.68 59.29 65.23 80.52 76.07 93.45 88.93 a 78.23 65.68 46.13 39.61 64.58
1948 41.90 44.41 51.07 a 60.77 71.29 83.97 88.71 87.52 78.17 66.48 46.17 31.45 62.66
1949 20.03 40.93 55.68 70.07 77.52 82.90 91.06 89.94 80.90 60.00 51.40 38.87 63.27
1950 32.13 38.96 50.42 63.07 71.61 80.23 91.03 90.45 80.10 68.45 50.97 42.13 63.30
1951 36.29 43.39 50.61 68.60 73.33 a 79.77 93.26 87.87 a 80.73 61.13 46.57 35.03 63.05
1952 32.45 36.55 47.77 69.60 74.84 80.67 91.68 90.71 83.77 73.32 47.60 37.97 63.91
1953 46.65 47.50 56.74 62.43 67.84 75.47 93.77 89.97 84.60 68.52 52.90 38.74 65.43
1954 44.00 48.96 54.42 65.67 77.81 77.67 92.48 86.65 79.57 65.74 52.83 37.16 65.25
1955 30.03 36.21 48.71 58.27 71.58 85.33 88.37 a 93.00 80.07 66.03 41.90 41.68 61.76
1956 38.06 37.86 57.87 70.07 76.55 80.73 91.77 87.06 80.37 61.32 44.67 37.00 63.61
1957 26.45 40.07 54.48 62.97 72.35 82.03 89.35 88.19 82.73 61.84 48.27 40.00 62.40
1958 35.81 48.07 53.06 61.20 80.19 81.87 91.68 91.77 77.40 69.48 49.10 42.71 65.20
1959 41.68 47.36 55.45 67.83 69.71 85.93 95.16 88.06 73.43 63.32 48.07 38.32 64.53
1960 30.97 41.00 54.19 65.70 70.77 88.60 97.77 86.65 83.23 65.00 48.80 37.16 64.15
1961 37.29 48.64 56.13 64.23 75.68 92.13 95.19 94.45 73.97 62.90 46.73 37.03 65.37
1962 28.52 37.36 52.94 70.27 70.42 84.20 90.03 87.48 81.43 62.97 49.97 39.81 62.95
1963 33.52 51.39 57.32 59.43 76.23 79.60 89.42 90.90 82.70 68.45 48.27 31.97 64.10
1964 31.97 35.17 48.77 61.73 71.55 77.70 91.55 85.35 75.60 67.00 46.23 39.74 61.03
1965 35.58 46.82 54.23 65.93 71.13 80.93 90.65 85.13 72.20 68.81 51.67 37.13 63.35
1966 42.26 45.00 57.42 66.10 79.00 80.97 91.55 89.94 82.57 63.81 50.60 36.97 65.51
1967 41.00 48.36 54.16 57.00 74.13 82.20 95.52 96.61 84.80 63.32 49.47 34.90 65.12
1968 36.13 49.34 59.58 61.97 73.23 83.50 95.16 83.03 77.53 63.00 46.13 39.23 63.99
1969 35.35 38.68 54.00 66.60 77.94 81.93 91.68 91.77 80.47 59.35 49.20 40.10 63.92
1970 39.87 50.54 53.00 57.27 74.10 84.87 92.68 94.06 74.00 60.71 48.27 36.13 63.79
1971 37.71 46.68 50.87 64.77 76.00 79.70 93.42 96.16 75.10 63.00 46.30 33.94 63.64
1972 34.32 41.41 56.68 61.77 77.29 83.60 90.55 91.87 73.57 65.16 46.90 27.39 62.54
1973 34.00 45.68 55.19 63.23 77.48 84.87 94.23 90.35 78.63 64.06 46.00 41.19 64.58
1974 33.74 46.39 54.61 64.23 72.13 89.70 91.39 90.97 84.40 65.26 48.97 35.42 64.77
1975 30.35 40.79 51.52 56.37 71.81 79.43 94.48 85.52 82.87 63.00 45.63 34.32 61.34
1976 33.29 38.28 49.65 62.10 78.16 81.07 91.97 83.58 79.83 65.42 51.20 37.29 62.65
1977 24.42 41.54 53.48 72.20 68.48 89.97 90.81 90.35 77.53 65.61 46.87 42.71 63.66
1978 40.16 44.11 59.61 59.57 69.10 81.30 89.00 87.32 74.83 68.81 45.23 32.19 62.60
1979 22.00 37.64 55.61 61.27 73.61 83.30 90.81 87.00 84.03 67.97 44.73 39.13 62.26
1980 36.61 44.79 52.71 67.37 71.26 76.97 88.97 86.16 76.93 65.55 48.43 37.10 62.74
1981 37.13 44.64 56.87 63.73 70.26 77.77 89.55 95.29 81.07 61.19 52.13 40.84 64.21
1982 31.52 36.29 53.19 59.40 70.58 80.53 85.45 90.39 75.97 63.19 43.70 36.42 60.55
1983 35.97 46.43 54.81 59.93 72.65 79.37 84.77 89.81 77.73 65.65 49.67 30.71 62.29
1984 29.48 34.76 51.13 60.23 68.48 76.63 90.94 91.94 75.83 60.77 47.37 30.42 59.83
1985 27.84 35.43 47.71 68.23 73.94 82.73 95.71 86.13 69.50 60.48 36.30 19.90 58.66
1986 30.42 45.43 59.90 63.50 73.48 88.37 86.48 94.45 71.27 67.29 50.87 35.61 63.92
1987 31.90 45.68 55.29 72.80 77.77 84.37 86.94 88.32 84.17 71.58 49.63 40.58 65.75
1988 29.81 43.24 56.97 66.43 72.84 85.20 93.39 90.58 78.60 76.13 47.57 33.42 64.51
1989 27.42 27.36 49.94 66.97 71.84 85.63 93.61 86.03 80.80 64.74 49.70 40.97 62.08
1990 41.87 45.25 58.65 70.93 70.52 82.10 93.16 89.68 88.33 63.77 51.03 28.77 65.34
1991 30.74 47.68 54.58 62.27 68.97 77.33 92.06 92.39 82.93 68.29 44.17 38.16 63.30
1992 38.06 49.86 63.65 68.83 82.68 85.37 86.68 92.03 78.90 68.42 42.90 33.48 65.91
1993 29.74 32.50 46.42 60.67 77.65 75.63 80.00 84.45 81.10 67.32 44.03 41.58 60.09
1994 37.42 42.75 62.03 67.47 75.26 82.73 94.58 94.10 84.67 64.65 40.23 ----- z 67.81
1995 38.71 51.07 54.32 62.30 71.81 ----- z 88.77 87.13 83.20 62.94 50.07 39.29 62.69
1996 39.23 42.66 56.35 64.07 68.97 82.27 93.97 90.58 76.70 65.68 51.40 40.23 64.34
1997 39.77 46.18 58.94 62.57 78.10 81.83 88.32 91.48 82.07 65.81 51.93 38.16 65.43
1998 40.84 47.93 55.23 62.37 68.39 ----- z 95.16 93.06 83.93 66.35 51.97 36.81 63.82
1999 41.45 42.21 55.52 62.30 70.97 79.67 90.10 90.68 80.20 68.68 54.53 36.52 64.40
2000 37.52 48.97 55.23 68.83 74.29 83.13 91.97 92.71 77.37 64.16 41.83 35.94 64.33
2001 33.26 40.00 57.71 61.47 77.29 81.23 89.61 93.29 ----- z ----- z 52.40 36.19 62.25
2002 37.74 ----- z 52.03 64.63 72.77 83.83 94.81 86.74 81.33 65.10 ----- z 43.29 68.23
2003 40.74 48.11 58.42 61.97 72.77 85.07 96.61 92.16 81.73 72.35 47.13 43.48 66.71
2004 31.23 39.14 62.19 68.03 71.35 83.43 92.87 88.97 77.77 66.32 46.20 40.61 64.01
2005 35.94 46.75 58.77 63.70 71.52 78.40 92.58 92.23 78.63 65.39 44.60 31.42 63.33
2006 40.65 44.36 51.87 63.90 75.74 85.30 97.32 90.00 79.80 65.52 51.47 37.74 65.31
2007 38.52 47.96 61.00 64.97 77.45 84.23 97.81 89.97 79.60 63.06 50.53 38.71 66.15
2008 32.71 41.76 52.29 60.20 74.48 81.80 93.00 91.06 79.17 65.55 50.67 37.81 63.37
2009 34.23 41.57 52.13 64.67 75.48 79.77 92.19 88.87 85.33 58.61 49.80 33.42 63.01
2010 39.48 44.39 56.61 61.17 66.77 78.10 90.74 88.06 79.87 68.35 47.07 35.13 62.98
2011 32.06 41.93 51.35 58.07 67.68 76.47 89.13 93.26 86.39 g 64.97 47.29 b 40.83 a 60.28
2012 42.56 d 47.28 56.03 a 66.68 b 71.27 a 80.17 95.45 94.52 81.61 g 64.42 50.17 42.38 o 66.85
2013 25.17 a 44.42 b 56.07 b 73.50 z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 41.89
Period of Record Statistics
MEAN 34.93 43.36 54.68 64.17 73.45 81.82 91.74 89.92 79.64 65.46 47.95 37.17 63.61
S.D. 5.29 4.85 3.61 3.80 3.45 3.56 3.16 2.99 3.76 3.40 3.26 4.16 1.57
SKEW -0.41 -0.72 0.09 0.19 0.34 0.47 -0.76 -0.06 -0.34 0.48 -0.76 -1.28 -0.74
MAX 46.65 51.39 63.65 72.80 82.68 92.13 97.81 96.61 88.33 76.13 54.53 43.71 66.71
MIN 20.03 27.36 46.42 56.37 66.77 75.47 80.00 83.03 69.50 58.61 36.30 19.90 58.66
NO YRS 71 70 71 70 70 68 70 71 68 70 70 69 63