ROY state:,

Monthly Extreme Maximum Temperature (Degrees Fahrenheit)

(297638)

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201212
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
1905 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 75.00 h ----- z ----- z 75.00
1906 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1907 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1908 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1909 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1910 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1911 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1912 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1913 ----- z ----- z 72.00 t 82.00 92.00 88.00 98.00 98.00 87.00 76.00 70.00 46.00 98.00
1914 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1915 ----- z 48.00 z ----- z 78.00 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 78.00
1916 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1917 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1918 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 28.00 z 28.00
1919 ----- z ----- z 70.00 ----- z 86.00 ----- z ----- z ----- z ----- z ----- z ----- z ----- z 86.00
1920 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1921 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 84.00 89.00 ----- z 73.00 89.00
1922 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 82.00 ----- z 62.00 82.00
1923 ----- z ----- z ----- z ----- z ----- z ----- z ----- z 92.00 ----- z ----- z ----- z ----- z 92.00
1924 58.00 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 84.00 ----- z ----- z 84.00
1925 ----- z ----- z ----- z ----- z ----- z 92.00 98.00 ----- z ----- z ----- z ----- z ----- z 98.00
1926 ----- z ----- z ----- z ----- z ----- z 90.00 ----- z 94.00 ----- z ----- z 66.00 ----- z 94.00
1927 ----- z ----- z ----- z 84.00 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 84.00
1928 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1929 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1930 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1931 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1932 ----- z 70.00 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 70.00
1933 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1934 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1935 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1936 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1937 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1938 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1939 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1940 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1941 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1942 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1943 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1944 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
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 78.00 86.00 92.00 a 95.00 b 93.00 c 91.00 83.00 76.00 60.00 b 95.00
1950 75.00 67.00 77.00 a 85.00 87.00 93.00 b 93.00 a 92.00 86.00 a 85.00 u 78.00 ----- z 93.00
1951 70.00 l 74.00 72.00 78.00 90.00 95.00 97.00 92.00 d 89.00 82.00 c 68.00 65.00 97.00
1952 64.00 66.00 70.00 a 78.00 87.00 98.00 94.00 102.00 90.00 82.00 74.00 62.00 102.00
1953 68.00 69.00 75.00 82.00 92.00 98.00 a 97.00 f 94.00 92.00 83.00 c 74.00 c 60.00 y 98.00
1954 ----- z 71.00 74.00 84.00 a 84.00 c 95.00 98.00 94.00 93.00 88.00 73.00 67.00 98.00
1955 60.00 d 64.00 75.00 a 80.00 c 83.00 c 93.00 94.00 93.00 91.00 82.00 74.00 74.00 a 94.00
1956 72.00 n 72.00 f 78.00 81.00 89.00 a 94.00 95.00 95.00 96.00 86.00 76.00 67.00 96.00
1957 66.00 75.00 69.00 b 76.00 79.00 101.00 101.00 93.00 a 87.00 d 81.00 66.00 66.00 101.00
1958 61.00 67.00 66.00 e 80.00 80.00 t ----- z 89.00 x 90.00 89.00 82.00 74.00 b 70.00 90.00
1959 64.00 65.00 72.00 86.00 a 82.00 89.00 90.00 92.00 a 90.00 a 85.00 a 70.00 67.00 e 92.00
1960 61.00 66.00 55.00 z 83.00 t 89.00 99.00 97.00 a 93.00 89.00 d 80.00 72.00 61.00 99.00
1961 62.00 65.00 72.00 a 83.00 89.00 a 90.00 a 91.00 a 93.00 86.00 b 80.00 b 63.00 60.00 d 93.00
1962 65.00 g 74.00 76.00 d 79.00 g 90.00 d 93.00 c 95.00 b 96.00 a 89.00 b 88.00 b 75.00 a 67.00 c 96.00
1963 63.00 a 75.00 a 80.00 a 80.00 d 88.00 c 96.00 i 100.00 b 92.00 b 89.00 a 86.00 b 77.00 i ----- z 100.00
1964 ----- z ----- z ----- z ----- z ----- z ----- z ----- z 97.00 b 92.00 85.00 b 78.00 70.00 97.00
1965 65.00 67.00 71.00 a 89.00 85.00 89.00 a 93.00 a 93.00 87.00 d 86.00 74.00 67.00 93.00
1966 60.00 d 63.00 79.00 79.00 90.00 92.00 100.00 94.00 87.00 82.00 73.00 67.00 100.00
1967 71.00 67.00 78.00 82.00 90.00 91.00 91.00 91.00 a 86.00 c 86.00 78.00 60.00 91.00
1968 70.00 65.00 74.00 75.00 91.00 100.00 94.00 90.00 87.00 85.00 70.00 67.00 100.00
1969 68.00 64.00 71.00 76.00 90.00 94.00 96.00 94.00 87.00 81.00 70.00 66.00 96.00
1970 71.00 a 78.00 74.00 76.00 85.00 98.00 95.00 95.00 91.00 78.00 69.00 67.00 98.00
1971 75.00 70.00 83.00 84.00 84.00 95.00 97.00 89.00 90.00 80.00 76.00 69.00 97.00
1972 74.00 74.00 78.00 84.00 85.00 92.00 92.00 89.00 83.00 85.00 61.00 62.00 92.00
1973 62.00 63.00 67.00 77.00 85.00 98.00 99.00 94.00 88.00 85.00 78.00 70.00 a 99.00
1974 74.00 66.00 78.00 80.00 92.00 98.00 94.00 92.00 a 92.00 80.00 72.00 61.00 98.00
1975 69.00 64.00 72.00 77.00 84.00 ----- z 92.00 93.00 90.00 a 82.00 74.00 70.00 93.00
1976 62.00 71.00 70.00 77.00 84.00 95.00 95.00 91.00 90.00 81.00 73.00 64.00 95.00
1977 58.00 69.00 72.00 80.00 87.00 97.00 96.00 95.00 88.00 80.00 a 75.00 69.00 97.00
1978 59.00 64.00 79.00 81.00 89.00 100.00 98.00 94.00 90.00 86.00 77.00 59.00 100.00
1979 56.00 73.00 72.00 a 78.00 82.00 99.00 92.00 91.00 90.00 89.00 65.00 68.00 99.00
1980 66.00 68.00 70.00 80.00 82.00 99.00 98.00 94.00 90.00 84.00 82.00 77.00 99.00
1981 67.00 75.00 72.00 86.00 86.00 101.00 97.00 95.00 87.00 77.00 73.00 71.00 101.00
1982 68.00 75.00 a 72.00 82.00 81.00 87.00 93.00 d 86.00 v 90.00 78.00 65.00 62.00 93.00
1983 68.00 62.00 75.00 76.00 81.00 93.00 93.00 91.00 92.00 82.00 72.00 60.00 93.00
1984 61.00 67.00 69.00 j 79.00 89.00 90.00 94.00 87.00 88.00 75.00 72.00 a 66.00 94.00
1985 59.00 66.00 77.00 77.00 83.00 v 91.00 91.00 87.00 88.00 74.00 70.00 61.00 91.00
1986 68.00 74.00 78.00 81.00 84.00 85.00 91.00 88.00 82.00 67.00 62.00 51.00 91.00
1987 56.00 a 67.00 68.00 85.00 79.00 89.00 89.00 89.00 85.00 l 80.00 69.00 66.00 89.00
1988 54.00 65.00 75.00 78.00 92.00 92.00 94.00 91.00 84.00 84.00 78.00 58.00 94.00
1989 60.00 69.00 79.00 81.00 a 90.00 86.00 91.00 89.00 80.00 76.00 74.00 64.00 91.00
1990 70.00 66.00 67.00 80.00 87.00 101.00 93.00 89.00 86.00 78.00 78.00 68.00 101.00
1991 60.00 64.00 69.00 79.00 83.00 91.00 90.00 85.00 85.00 82.00 70.00 64.00 91.00
1992 61.00 63.00 67.00 82.00 84.00 88.00 97.00 89.00 86.00 81.00 66.00 56.00 97.00
1993 61.00 63.00 71.00 81.00 84.00 92.00 97.00 90.00 83.00 82.00 67.00 65.00 97.00
1994 64.00 63.00 73.00 83.00 86.00 99.00 l 97.00 96.00 87.00 80.00 ----- z 63.00 99.00
1995 64.00 71.00 80.00 76.00 83.00 94.00 98.00 93.00 94.00 84.00 74.00 67.00 98.00
1996 65.00 71.00 70.00 83.00 94.00 95.00 93.00 90.00 81.00 85.00 70.00 66.00 95.00
1997 71.00 62.00 71.00 k 74.00 81.00 j 92.00 94.00 88.00 90.00 a 81.00 a 71.00 58.00 94.00
1998 58.00 57.00 64.00 l 79.00 90.00 100.00 93.00 88.00 88.00 80.00 75.00 60.00 100.00
1999 69.00 69.00 71.00 70.00 81.00 96.00 91.00 h 90.00 85.00 84.00 b ----- z ----- z 96.00
2000 ----- z 68.00 70.00 a 75.00 ----- z 91.00 o 93.00 94.00 98.00 88.00 57.00 58.00 98.00
2001 46.00 62.00 75.00 75.00 81.00 i 89.00 94.00 92.00 88.00 79.00 72.00 63.00 94.00
2002 66.00 68.00 73.00 82.00 96.00 93.00 93.00 95.00 90.00 74.00 68.00 h 61.00 96.00
2003 65.00 62.00 70.00 g 78.00 94.00 s 91.00 g 103.00 j 96.00 84.00 84.00 ----- z ----- z 103.00
2004 ----- z ----- z ----- z ----- z 86.00 94.00 94.00 88.00 89.00 76.00 71.00 70.00 94.00
2005 67.00 65.00 74.00 75.00 89.00 90.00 94.00 90.00 86.00 79.00 76.00 70.00 94.00
2006 71.00 75.00 73.00 84.00 91.00 97.00 95.00 89.00 80.00 84.00 83.00 62.00 97.00
2007 62.00 70.00 78.00 76.00 84.00 91.00 92.00 96.00 91.00 83.00 76.00 75.00 96.00
2008 64.00 68.00 75.00 81.00 90.00 98.00 91.00 92.00 88.00 83.00 75.00 67.00 98.00
2009 69.00 71.00 75.00 82.00 90.00 93.00 98.00 92.00 91.00 82.00 75.00 61.00 98.00
2010 63.00 46.00 77.00 77.00 88.00 95.00 97.00 93.00 93.00 81.00 73.00 71.00 97.00
2011 64.00 c 68.00 a 77.00 d 81.00 91.00 d 97.00 b 100.00 96.00 89.00 80.00 71.00 56.00 100.00
2012 64.00 64.00 81.00 87.00 90.00 99.00 95.00 97.00 92.00 g ----- z ----- z 67.00 v 99.00
Period of Record Statistics
MEAN 64.33 67.38 73.79 79.92 86.90 93.93 94.74 92.26 88.27 81.77 72.15 64.59 96.62
S.D. 5.56 5.15 3.97 3.60 3.82 4.09 2.84 3.05 3.49 3.94 4.95 5.57 3.16
SKEW -0.39 -0.88 0.11 0.04 -0.04 -0.02 0.17 0.24 -0.11 -0.82 -0.63 -0.56 -0.43
MAX 75.00 78.00 83.00 89.00 96.00 101.00 101.00 102.00 98.00 89.00 83.00 77.00 102.00
MIN 46.00 46.00 66.00 70.00 79.00 85.00 89.00 85.00 80.00 67.00 57.00 46.00 91.00
NO YRS 57 61 57 63 59 60 61 66 64 66 60 61 32