HEPPNER st,

Monthly Extreme Maximum Temperature (Degrees Fahrenheit)

(353827)

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
1893 ----- z ----- z ----- z 67.00 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 67.00
1894 56.00 ----- z ----- z ----- z ----- z ----- z ----- z 99.00 85.00 81.00 72.00 57.00 99.00
1895 61.00 64.00 ----- z 83.00 85.00 c 93.00 a 95.00 b 95.00 77.00 b ----- z ----- z 66.00 d 95.00
1896 61.00 a ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 61.00
1897 ----- z ----- z ----- z ----- z ----- z ----- z ----- z 108.00 93.00 c 80.00 a 73.00 60.00 108.00
1898 47.00 64.00 b 65.00 77.00 80.00 a 92.00 a 100.00 110.00 92.00 77.00 62.00 59.00 110.00
1899 58.00 60.00 63.00 72.00 76.00 a 88.00 99.00 90.00 94.00 86.00 69.00 a 62.00 a 99.00
1900 63.00 e 59.00 b 71.00 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 71.00
1901 63.00 s 69.00 68.00 70.00 a ----- z ----- z ----- z 99.00 p 80.00 a 80.00 75.00 64.00 99.00
1902 65.00 68.00 63.00 72.00 87.00 a 91.00 103.00 100.00 94.00 81.00 65.00 b 57.00 103.00
1903 66.00 60.00 72.00 76.00 a 100.00 ----- z ----- z ----- z ----- z ----- z ----- z ----- z 100.00
1904 ----- z ----- z ----- z ----- z ----- z 93.00 95.00 98.00 90.00 82.00 67.00 60.00 98.00
1905 ----- z ----- z ----- z ----- z 85.00 92.00 107.00 e 102.00 90.00 80.00 63.00 59.00 107.00
1906 64.00 63.00 a 74.00 85.00 91.00 a 88.00 105.00 99.00 94.00 81.00 71.00 60.00 105.00
1907 55.00 a 60.00 64.00 70.00 85.00 92.00 b 97.00 j 90.00 a 90.00 86.00 70.00 63.00 97.00
1908 55.00 65.00 70.00 78.00 b 80.00 95.00 a 102.00 a 96.00 b 95.00 j 83.00 80.00 59.00 102.00
1909 61.00 62.00 69.00 a 69.00 i 91.00 94.00 a 98.00 98.00 93.00 a 81.00 b 78.00 c ----- z 98.00
1910 59.00 52.00 e 69.00 a 92.00 b 92.00 a 95.00 97.00 94.00 83.00 82.00 68.00 60.00 a 97.00
1911 57.00 50.00 77.00 80.00 84.00 94.00 103.00 92.00 88.00 85.00 67.00 56.00 103.00
1912 60.00 58.00 69.00 72.00 c 85.00 96.00 95.00 94.00 80.00 75.00 67.00 59.00 96.00
1913 58.00 65.00 60.00 81.00 83.00 89.00 97.00 99.00 87.00 79.00 60.00 57.00 99.00
1914 65.00 58.00 67.00 72.00 86.00 93.00 100.00 100.00 86.00 79.00 66.00 57.00 100.00
1915 57.00 58.00 72.00 79.00 82.00 92.00 97.00 102.00 89.00 76.00 70.00 65.00 102.00
1916 59.00 59.00 72.00 72.00 79.00 93.00 90.00 95.00 90.00 80.00 69.00 56.00 95.00
1917 54.00 57.00 65.00 68.00 74.00 91.00 98.00 97.00 82.00 83.00 74.00 66.00 98.00
1918 70.00 68.00 71.00 77.00 80.00 98.00 100.00 89.00 89.00 82.00 63.00 65.00 100.00
1919 63.00 55.00 70.00 74.00 85.00 89.00 102.00 99.00 87.00 83.00 68.00 64.00 102.00
1920 64.00 64.00 69.00 73.00 81.00 90.00 95.00 99.00 88.00 82.00 62.00 61.00 99.00
1921 56.00 67.00 70.00 73.00 83.00 93.00 96.00 98.00 83.00 81.00 65.00 69.00 98.00
1922 51.00 54.00 57.00 73.00 88.00 94.00 104.00 95.00 94.00 79.00 55.00 58.00 104.00
1923 59.00 64.00 75.00 78.00 82.00 92.00 95.00 99.00 92.00 77.00 62.00 63.00 99.00
1924 63.00 63.00 60.00 74.00 90.00 98.00 98.00 94.00 91.00 77.00 65.00 67.00 98.00
1925 60.00 61.00 71.00 81.00 82.00 99.00 98.00 94.00 90.00 83.00 59.00 65.00 99.00
1926 ----- z 68.00 70.00 89.00 86.00 101.00 105.00 99.00 a 84.00 77.00 65.00 64.00 105.00
1927 56.00 59.00 65.00 81.00 81.00 90.00 98.00 99.00 81.00 84.00 69.00 65.00 99.00
1928 62.00 55.00 69.00 73.00 92.00 90.00 108.00 93.00 95.00 81.00 65.00 61.00 108.00
1929 68.00 48.00 70.00 71.00 84.00 94.00 99.00 96.00 89.00 81.00 69.00 63.00 99.00
1930 55.00 70.00 71.00 76.00 a 78.00 87.00 95.00 95.00 91.00 74.00 69.00 54.00 95.00
1931 65.00 61.00 67.00 80.00 91.00 91.00 99.00 96.00 91.00 79.00 71.00 60.00 99.00
1932 59.00 72.00 73.00 80.00 79.00 93.00 93.00 94.00 89.00 83.00 68.00 59.00 94.00
1933 63.00 58.00 66.00 78.00 81.00 92.00 99.00 99.00 84.00 85.00 69.00 66.00 99.00
1934 67.00 60.00 72.00 85.00 92.00 94.00 97.00 98.00 92.00 84.00 71.00 59.00 98.00
1935 66.00 58.00 70.00 71.00 84.00 89.00 103.00 93.00 92.00 84.00 68.00 55.00 103.00
1936 55.00 56.00 69.00 79.00 91.00 92.00 97.00 98.00 88.00 81.00 70.00 61.00 98.00
1937 74.00 53.00 65.00 62.00 83.00 97.00 97.00 92.00 89.00 80.00 65.00 60.00 97.00
1938 58.00 53.00 66.00 70.00 89.00 88.00 102.00 93.00 91.00 80.00 68.00 65.00 102.00
1939 63.00 60.00 76.00 89.00 88.00 94.00 107.00 98.00 91.00 82.00 71.00 75.00 107.00
1940 55.00 59.00 69.00 72.00 84.00 94.00 91.00 91.00 86.00 86.00 57.00 61.00 94.00
1941 54.00 62.00 69.00 75.00 87.00 91.00 104.00 95.00 78.00 72.00 66.00 64.00 104.00
1942 59.00 53.00 72.00 77.00 81.00 90.00 102.00 98.00 88.00 83.00 63.00 67.00 102.00
1943 61.00 55.00 71.00 80.00 80.00 83.00 a 96.00 a 91.00 a 90.00 89.00 66.00 63.00 96.00
1944 68.00 61.00 69.00 77.00 85.00 91.00 97.00 94.00 96.00 78.00 62.00 61.00 97.00
1945 62.00 61.00 65.00 73.00 81.00 93.00 95.00 94.00 86.00 82.00 72.00 60.00 95.00
1946 58.00 60.00 76.00 81.00 81.00 91.00 100.00 98.00 84.00 73.00 65.00 61.00 100.00
1947 58.00 63.00 73.00 82.00 93.00 88.00 92.00 92.00 89.00 84.00 67.00 57.00 93.00
1948 56.00 63.00 64.00 71.00 80.00 96.00 88.00 90.00 91.00 79.00 66.00 55.00 96.00
1949 48.00 56.00 67.00 77.00 87.00 a 92.00 94.00 96.00 90.00 72.00 70.00 a 59.00 96.00
1950 55.00 63.00 64.00 70.00 b 85.00 89.00 96.00 95.00 95.00 78.00 70.00 67.00 a 96.00
1951 61.00 67.00 65.00 79.00 b 89.00 85.00 97.00 a 94.00 88.00 75.00 62.00 a 60.00 97.00
1952 57.00 b 66.00 a 73.00 84.00 85.00 87.00 97.00 96.00 97.00 81.00 63.00 a 59.00 97.00
1953 64.00 61.00 73.00 73.00 86.00 a 80.00 95.00 a 98.00 97.00 81.00 a 71.00 a 57.00 98.00
1954 60.00 66.00 66.00 79.00 88.00 a 85.00 93.00 a 94.00 84.00 72.00 75.00 57.00 94.00
1955 52.00 59.00 66.00 75.00 78.00 a 91.00 a 100.00 96.00 99.00 a 79.00 69.00 61.00 100.00
1956 56.00 56.00 68.00 79.00 a 89.00 a 89.00 98.00 a 97.00 88.00 73.00 a 71.00 64.00 98.00
1957 55.00 64.00 63.00 82.00 86.00 90.00 92.00 87.00 89.00 71.00 70.00 71.00 92.00
1958 60.00 71.00 61.00 73.00 90.00 99.00 100.00 100.00 92.00 84.00 73.00 65.00 100.00
1959 64.00 58.00 70.00 72.00 82.00 90.00 101.00 94.00 94.00 83.00 75.00 63.00 101.00
1960 61.00 59.00 78.00 78.00 83.00 91.00 103.00 99.00 89.00 85.00 67.00 52.00 103.00
1961 61.00 63.00 68.00 73.00 80.00 105.00 102.00 107.00 86.00 82.00 63.00 58.00 107.00
1962 66.00 64.00 61.00 a 81.00 74.00 91.00 99.00 96.00 93.00 76.00 62.00 64.00 99.00
1963 57.00 71.00 69.00 69.00 83.00 94.00 91.00 96.00 95.00 80.00 67.00 63.00 96.00
1964 65.00 65.00 76.00 70.00 79.00 89.00 99.00 93.00 90.00 78.00 65.00 60.00 99.00
1965 65.00 71.00 66.00 82.00 85.00 91.00 98.00 100.00 86.00 80.00 79.00 64.00 100.00
1966 59.00 58.00 75.00 77.00 91.00 91.00 97.00 97.00 97.00 84.00 67.00 64.00 97.00
1967 61.00 65.00 68.00 66.00 87.00 95.00 100.00 102.00 91.00 81.00 64.00 57.00 102.00
1968 70.00 65.00 77.00 85.00 85.00 95.00 103.00 95.00 91.00 73.00 62.00 61.00 103.00
1969 59.00 50.00 69.00 73.00 90.00 96.00 95.00 95.00 b 90.00 a 75.00 69.00 60.00 96.00
1970 59.00 55.00 62.00 64.00 85.00 100.00 98.00 98.00 86.00 84.00 63.00 59.00 100.00
1971 69.00 72.00 62.00 77.00 85.00 96.00 103.00 101.00 85.00 84.00 67.00 58.00 103.00
1972 57.00 67.00 73.00 75.00 88.00 91.00 97.00 105.00 91.00 79.00 62.00 68.00 105.00
1973 63.00 60.00 63.00 75.00 92.00 98.00 100.00 97.00 92.00 79.00 65.00 58.00 100.00
1974 65.00 58.00 68.00 72.00 79.00 95.00 98.00 99.00 91.00 82.00 68.00 60.00 99.00
1975 62.00 63.00 63.00 63.00 85.00 92.00 102.00 91.00 90.00 85.00 75.00 65.00 102.00
1976 60.00 61.00 67.00 75.00 88.00 92.00 96.00 94.00 95.00 82.00 69.00 64.00 96.00
1977 65.00 69.00 68.00 88.00 78.00 93.00 97.00 102.00 88.00 78.00 67.00 59.00 102.00
1978 51.00 60.00 74.00 71.00 82.00 93.00 102.00 101.00 86.00 76.00 75.00 54.00 102.00
1979 48.00 58.00 71.00 72.00 88.00 93.00 102.00 94.00 92.00 85.00 53.00 64.00 102.00
1980 58.00 62.00 62.00 82.00 l 84.00 83.00 98.00 91.00 89.00 92.00 64.00 70.00 98.00
1981 49.00 62.00 64.00 ----- z 84.00 l 91.00 101.00 101.00 95.00 79.00 73.00 60.00 101.00
1982 59.00 68.00 65.00 75.00 83.00 94.00 100.00 96.00 90.00 74.00 61.00 59.00 100.00
1983 67.00 63.00 63.00 76.00 96.00 88.00 95.00 100.00 86.00 74.00 70.00 53.00 100.00
1984 67.00 59.00 65.00 78.00 88.00 89.00 98.00 100.00 89.00 81.00 63.00 55.00 100.00
1985 43.00 57.00 65.00 81.00 87.00 95.00 99.00 92.00 84.00 76.00 67.00 46.00 99.00
1986 63.00 74.00 69.00 82.00 98.00 102.00 95.00 99.00 90.00 81.00 63.00 54.00 102.00
1987 52.00 58.00 68.00 84.00 92.00 98.00 100.00 98.00 97.00 85.00 65.00 64.00 100.00
1988 55.00 70.00 69.00 79.00 93.00 91.00 102.00 97.00 98.00 86.00 70.00 65.00 102.00
1989 65.00 56.00 66.00 81.00 83.00 91.00 92.00 97.00 89.00 80.00 74.00 64.00 97.00
1990 64.00 64.00 72.00 78.00 87.00 92.00 103.00 101.00 94.00 82.00 77.00 58.00 103.00
1991 62.00 64.00 69.00 74.00 74.00 90.00 99.00 98.00 90.00 89.00 65.00 58.00 99.00
1992 64.00 65.00 68.00 81.00 95.00 102.00 100.00 104.00 86.00 87.00 58.00 54.00 104.00
1993 63.00 54.00 68.00 69.00 91.00 90.00 92.00 95.00 95.00 84.00 71.00 65.00 95.00
1994 68.00 63.00 73.00 82.00 86.00 92.00 104.00 97.00 91.00 77.00 64.00 65.00 104.00
1995 63.00 75.00 69.00 74.00 88.00 90.00 98.00 95.00 95.00 79.00 70.00 64.00 98.00
1996 65.00 64.00 62.00 78.00 76.00 89.00 102.00 103.00 90.00 84.00 64.00 55.00 103.00
1997 65.00 68.00 72.00 75.00 89.00 88.00 97.00 100.00 90.00 83.00 65.00 64.00 100.00
1998 63.00 58.00 68.00 83.00 84.00 88.00 105.00 108.00 ----- z 79.00 62.00 59.00 108.00
1999 63.00 58.00 65.00 79.00 91.00 92.00 100.00 96.00 91.00 76.00 79.00 58.00 100.00
2000 57.00 61.00 71.00 77.00 86.00 95.00 97.00 99.00 88.00 77.00 61.00 54.00 99.00
2001 60.00 59.00 68.00 80.00 97.00 93.00 100.00 a 100.00 95.00 85.00 67.00 56.00 100.00
2002 64.00 72.00 66.00 77.00 80.00 97.00 106.00 99.00 93.00 75.00 68.00 65.00 106.00
2003 65.00 63.00 80.00 76.00 88.00 95.00 105.00 99.00 98.00 84.00 66.00 57.00 105.00
2004 61.00 58.00 77.00 80.00 81.00 97.00 99.00 99.00 86.00 82.00 69.00 61.00 99.00
2005 62.00 67.00 72.00 75.00 89.00 ----- z 84.00 98.00 87.00 78.00 72.00 56.00 98.00
2006 58.00 61.00 67.00 79.00 95.00 98.00 105.00 94.00 ----- z 82.00 74.00 60.00 105.00
2007 58.00 67.00 74.00 75.00 87.00 96.00 102.00 97.00 88.00 72.00 69.00 62.00 102.00
2008 55.00 ----- z 68.00 75.00 m 95.00 100.00 96.00 ----- z 91.00 83.00 69.00 63.00 100.00
2009 62.00 57.00 65.00 81.00 91.00 91.00 99.00 105.00 92.00 68.00 69.00 56.00 105.00
2010 59.00 58.00 73.00 72.00 81.00 88.00 98.00 98.00 87.00 82.00 69.00 59.00 98.00
2011 61.00 65.00 64.00 71.00 a 74.00 88.00 b 93.00 94.00 94.00 78.00 64.00 58.00 94.00
2012 67.00 64.00 69.00 86.00 87.00 85.00 98.00 98.00 a 93.00 82.00 70.00 61.00 98.00
2013 57.00 58.00 68.00 c ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 68.00
Period of Record Statistics
MEAN 60.24 61.65 68.49 76.44 85.49 92.31 98.57 97.09 89.77 80.30 67.45 60.72 99.78
S.D. 5.24 5.35 4.33 5.52 5.36 4.13 4.14 4.03 4.29 4.18 4.89 4.35 3.46
SKEW -0.47 0.12 0.10 0.08 0.13 0.20 -0.36 0.47 -0.41 -0.33 0.03 0.06 0.32
MAX 74.00 75.00 80.00 92.00 100.00 105.00 108.00 110.00 99.00 92.00 80.00 75.00 110.00
MIN 43.00 48.00 57.00 62.00 74.00 80.00 84.00 87.00 77.00 68.00 53.00 46.00 92.00
NO YRS 115 114 114 110 112 112 112 114 113 115 115 115 99