ROCHESTER INTL AP, s

Monthly Extreme Maximum Temperature (Degrees Fahrenheit)

(217004)

File last updated on Apr 6, 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 34.00 r ----- z 57.00 74.00 a 80.00 a 79.00 v 94.00 q 96.00 95.00 a 83.00 f 77.00 b ----- z 96.00
1894 50.00 50.00 d ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 50.00
1895 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1896 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1897 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1898 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1899 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1900 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1901 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1902 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1903 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1904 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1905 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
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 86.00 m 93.00 91.00 a 95.00 ----- z ----- z 80.00 95.00
1909 ----- z 47.00 49.00 67.00 77.00 d 90.00 b 93.00 98.00 84.00 80.00 67.00 49.00 a 98.00
1910 41.00 41.00 g 82.00 88.00 77.00 98.00 c 97.00 a 92.00 89.00 85.00 66.00 52.00 98.00
1911 40.00 50.00 65.00 79.00 91.00 96.00 104.00 a 93.00 88.00 d 72.00 46.00 48.00 104.00
1912 28.00 40.00 58.00 74.00 88.00 95.00 95.00 93.00 93.00 87.00 66.00 50.00 95.00
1913 47.00 58.00 57.00 83.00 91.00 99.00 97.00 99.00 100.00 82.00 65.00 55.00 100.00
1914 50.00 48.00 56.00 79.00 93.00 91.00 98.00 98.00 88.00 81.00 74.00 50.00 98.00
1915 44.00 a 44.00 50.00 84.00 85.00 a 87.00 a 91.00 86.00 89.00 74.00 74.00 50.00 91.00
1916 47.00 46.00 60.00 76.00 86.00 86.00 98.00 98.00 92.00 88.00 72.00 62.00 98.00
1917 41.00 42.00 62.00 81.00 90.00 98.00 99.00 94.00 86.00 73.00 68.00 45.00 99.00
1918 33.00 56.00 71.00 a 71.00 91.00 91.00 95.00 96.00 c 84.00 84.00 66.00 52.00 d 96.00
1919 50.00 47.00 67.00 76.00 89.00 a 92.00 b 96.00 90.00 91.00 73.00 d 57.00 a 39.00 96.00
1920 35.00 36.00 72.00 a 70.00 82.00 94.00 89.00 94.00 91.00 78.00 h 54.00 ----- z 94.00
1921 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1922 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1923 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1924 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1925 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1926 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1927 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1928 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 77.00 b 58.00 44.00 77.00
1929 31.00 b 31.00 60.00 77.00 g 86.00 92.00 95.00 c 91.00 94.00 83.00 53.00 47.00 95.00
1930 45.00 60.00 73.00 84.00 85.00 89.00 98.00 100.00 88.00 85.00 68.00 45.00 100.00
1931 49.00 b 60.00 51.00 84.00 87.00 100.00 100.00 95.00 98.00 79.00 a 67.00 49.00 100.00
1932 39.00 51.00 60.00 77.00 93.00 91.00 99.00 97.00 85.00 80.00 59.00 a 52.00 99.00
1933 46.00 45.00 60.00 a 76.00 82.00 99.00 96.00 90.00 95.00 76.00 75.00 48.00 99.00
1934 46.00 53.00 69.00 86.00 106.00 105.00 101.00 97.00 85.00 82.00 66.00 35.00 106.00
1935 37.00 40.00 61.00 74.00 76.00 86.00 98.00 92.00 87.00 79.00 55.00 41.00 98.00
1936 35.00 40.00 66.00 74.00 92.00 93.00 108.00 100.00 91.00 74.00 60.00 54.00 108.00
1937 35.00 a 39.00 50.00 72.00 85.00 94.00 96.00 95.00 94.00 80.00 62.00 37.00 96.00
1938 44.00 41.00 77.00 78.00 80.00 90.00 92.00 92.00 88.00 85.00 72.00 41.00 92.00
1939 46.00 40.00 75.00 87.00 93.00 92.00 97.00 93.00 96.00 79.00 69.00 63.00 97.00
1940 31.00 38.00 67.00 78.00 89.00 93.00 102.00 96.00 90.00 78.00 64.00 40.00 102.00
1941 36.00 41.00 59.00 80.00 89.00 92.00 99.00 96.00 90.00 71.00 66.00 57.00 99.00
1942 48.00 a 39.00 66.00 81.00 84.00 89.00 96.00 92.00 87.00 77.00 65.00 36.00 96.00
1943 38.00 45.00 76.00 75.00 92.00 98.00 94.00 95.00 86.00 78.00 47.00 48.00 98.00
1944 58.00 46.00 49.00 68.00 87.00 93.00 89.00 94.00 86.00 75.00 74.00 35.00 94.00
1945 34.00 41.00 72.00 76.00 80.00 89.00 96.00 92.00 93.00 80.00 64.00 43.00 96.00
1946 41.00 48.00 76.00 84.00 83.00 93.00 94.00 93.00 83.00 79.00 57.00 58.00 94.00
1947 47.00 42.00 62.00 77.00 81.00 90.00 95.00 100.00 92.00 87.00 58.00 38.00 100.00
1948 39.00 46.00 70.00 82.00 92.00 92.00 97.00 100.00 94.00 71.00 69.00 53.00 100.00
1949 43.00 39.00 54.00 79.00 91.00 95.00 98.00 95.00 83.00 79.00 73.00 54.00 98.00
1950 42.00 38.00 49.00 69.00 84.00 92.00 89.00 90.00 81.00 84.00 60.00 40.00 92.00
1951 41.00 43.00 47.00 81.00 84.00 84.00 a 92.00 90.00 85.00 83.00 57.00 58.00 92.00
1952 41.00 41.00 52.00 90.00 89.00 93.00 93.00 90.00 90.00 75.00 68.00 42.00 93.00
1953 38.00 40.00 68.00 69.00 91.00 97.00 91.00 93.00 a 93.00 90.00 74.00 49.00 97.00
1954 38.00 a 58.00 55.00 83.00 84.00 94.00 96.00 90.00 86.00 73.00 65.00 38.00 96.00
1955 38.00 40.00 65.00 77.00 88.00 93.00 100.00 99.00 97.00 81.00 a 53.00 41.00 100.00
1956 40.00 39.00 55.00 74.00 86.00 96.00 91.00 93.00 89.00 85.00 64.00 46.00 96.00
1957 43.00 44.00 54.00 a 83.00 83.00 88.00 95.00 91.00 88.00 74.00 56.00 45.00 95.00
1958 41.00 58.00 57.00 82.00 85.00 89.00 91.00 93.00 83.00 84.00 64.00 44.00 93.00
1959 43.00 38.00 56.00 75.00 90.00 90.00 92.00 92.00 90.00 68.00 56.00 52.00 92.00
1960 41.00 45.00 62.00 85.00 80.00 82.00 92.00 93.00 93.00 79.00 61.00 a 50.00 93.00
1961 44.00 55.00 52.00 64.00 85.00 92.00 88.00 91.00 89.00 79.00 63.00 57.00 92.00
1962 39.00 40.00 52.00 84.00 86.00 92.00 88.00 88.00 83.00 81.00 b 59.00 62.00 92.00
1963 44.00 40.00 72.00 76.00 85.00 95.00 94.00 88.00 83.00 88.00 60.00 44.00 95.00
1964 46.00 56.00 58.00 82.00 92.00 92.00 97.00 96.00 87.00 78.00 65.00 35.00 97.00
1965 39.00 42.00 40.00 75.00 83.00 85.00 92.00 88.00 80.00 77.00 68.00 49.00 92.00
1966 40.00 49.00 64.00 68.00 87.00 92.00 94.00 88.00 85.00 80.00 58.00 44.00 94.00
1967 39.00 39.00 75.00 71.00 88.00 88.00 88.00 87.00 80.00 83.00 62.00 51.00 88.00
1968 45.00 43.00 76.00 84.00 85.00 92.00 86.00 91.00 84.00 82.00 63.00 58.00 92.00
1969 36.00 37.00 46.00 73.00 91.00 88.00 90.00 89.00 82.00 83.00 65.00 43.00 91.00
1970 36.00 41.00 44.00 88.00 88.00 94.00 92.00 90.00 85.00 82.00 53.00 55.00 94.00
1971 34.00 41.00 64.00 79.00 81.00 92.00 88.00 93.00 93.00 79.00 61.00 35.00 93.00
1972 37.00 38.00 56.00 73.00 90.00 92.00 91.00 93.00 84.00 76.00 58.00 42.00 93.00
1973 43.00 38.00 61.00 73.00 79.00 93.00 91.00 90.00 85.00 76.00 63.00 46.00 93.00
1974 42.00 38.00 58.00 81.00 81.00 86.00 99.00 88.00 82.00 76.00 63.00 43.00 99.00
1975 37.00 38.00 43.00 69.00 92.00 88.00 94.00 90.00 87.00 85.00 72.00 53.00 94.00
1976 40.00 57.00 68.00 82.00 81.00 92.00 102.00 93.00 90.00 88.00 59.00 42.00 102.00
1977 30.00 51.00 67.00 86.00 86.00 93.00 96.00 87.00 82.00 69.00 62.00 42.00 96.00
1978 33.00 35.00 78.00 69.00 90.00 89.00 91.00 90.00 95.00 74.00 73.00 33.00 95.00
1979 23.00 35.00 45.00 74.00 88.00 91.00 93.00 90.00 85.00 76.00 62.00 52.00 93.00
1980 43.00 36.00 55.00 91.00 92.00 94.00 98.00 92.00 90.00 78.00 66.00 42.00 98.00
1981 55.00 63.00 70.00 76.00 82.00 88.00 90.00 85.00 86.00 65.00 67.00 37.00 90.00
1982 33.00 40.00 58.00 72.00 83.00 88.00 97.00 94.00 85.00 75.00 61.00 62.00 97.00
1983 35.00 42.00 60.00 72.00 78.00 92.00 96.00 95.00 87.00 79.00 63.00 31.00 96.00
1984 39.00 44.00 45.00 78.00 77.00 88.00 88.00 95.00 88.00 71.00 57.00 51.00 95.00
1985 36.00 47.00 67.00 89.00 85.00 101.00 94.00 89.00 90.00 68.00 57.00 35.00 101.00
1986 39.00 35.00 79.00 79.00 87.00 90.00 92.00 86.00 85.00 74.00 60.00 34.00 92.00
1987 45.00 52.00 69.00 85.00 90.00 98.00 94.00 94.00 86.00 74.00 62.00 44.00 98.00
1988 39.00 42.00 57.00 73.00 88.00 99.00 102.00 99.00 91.00 73.00 60.00 40.00 102.00
1989 48.00 37.00 72.00 73.00 81.00 87.00 92.00 94.00 80.00 80.00 59.00 45.00 94.00
1990 49.00 54.00 67.00 82.00 85.00 89.00 98.00 89.00 88.00 81.00 70.00 43.00 98.00
1991 37.00 44.00 73.00 89.00 87.00 97.00 90.00 90.00 85.00 77.00 53.00 39.00 97.00
1992 39.00 40.00 58.00 79.00 89.00 89.00 85.00 89.00 78.00 84.00 52.00 35.00 89.00
1993 40.00 38.00 53.00 71.00 80.00 84.00 85.00 87.00 82.00 83.00 57.00 43.00 87.00
1994 36.00 45.00 67.00 86.00 86.00 90.00 85.00 88.00 87.00 74.00 61.00 41.00 90.00
1995 39.00 41.00 66.00 65.00 79.00 93.00 99.00 90.00 83.00 84.00 47.00 45.00 99.00
1996 45.00 48.00 59.00 71.00 88.00 94.00 88.00 88.00 82.00 76.00 53.00 34.00 94.00
1997 39.00 40.00 65.00 71.00 81.00 87.00 88.00 85.00 82.00 93.00 48.00 40.00 93.00
1998 45.00 52.00 69.00 77.00 91.00 87.00 86.00 85.00 89.00 73.00 62.00 62.00 91.00
1999 34.00 a 47.00 69.00 71.00 84.00 87.00 93.00 85.00 88.00 74.00 71.00 a 49.00 93.00
2000 36.00 58.00 75.00 80.00 87.00 91.00 88.00 87.00 89.00 79.00 69.00 33.00 91.00
2001 38.00 36.00 40.00 80.00 89.00 92.00 92.00 92.00 79.00 84.00 73.00 61.00 92.00
2002 52.00 49.00 54.00 87.00 91.00 91.00 89.00 86.00 88.00 76.00 63.00 49.00 91.00
2003 52.00 51.00 68.00 87.00 82.00 87.00 88.00 92.00 90.00 83.00 60.00 45.00 92.00
2004 43.00 44.00 65.00 87.00 84.00 92.00 86.00 84.00 84.00 78.00 70.00 49.00 92.00
2005 39.00 48.00 69.00 79.00 78.00 93.00 91.00 88.00 91.00 88.00 71.00 40.00 93.00
2006 46.00 46.00 57.00 82.00 95.00 88.00 93.00 84.00 81.00 84.00 73.00 48.00 95.00
2007 43.00 43.00 77.00 88.00 94.00 89.00 93.00 88.00 90.00 88.00 58.00 36.00 94.00
2008 41.00 33.00 49.00 76.00 82.00 89.00 89.00 85.00 85.00 80.00 75.00 42.00 89.00
2009 39.00 47.00 64.00 92.00 94.00 93.00 83.00 85.00 82.00 68.00 69.00 48.00 94.00
2010 35.00 34.00 77.00 83.00 94.00 86.00 91.00 89.00 85.00 90.00 69.00 41.00 94.00
2011 32.00 44.00 50.00 81.00 88.00 101.00 95.00 87.00 89.00 85.00 64.00 48.00 101.00
2012 55.00 48.00 81.00 76.00 92.00 94.00 96.00 95.00 93.00 79.00 75.00 62.00 96.00
2013 44.00 37.00 44.00 a ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 44.00
Period of Record Statistics
MEAN 40.79 44.24 61.69 78.34 86.37 91.71 93.56 91.61 87.59 79.16 63.21 46.34 95.43
S.D. 6.04 6.92 10.08 6.40 5.08 4.15 4.68 4.09 4.58 5.55 7.00 8.55 3.95
SKEW 0.19 0.70 -0.11 0.01 0.35 0.48 0.21 0.19 0.29 -0.04 -0.21 0.79 0.55
MAX 58.00 63.00 82.00 92.00 106.00 105.00 108.00 100.00 100.00 93.00 77.00 80.00 108.00
MIN 23.00 31.00 40.00 64.00 76.00 82.00 83.00 84.00 78.00 65.00 46.00 31.00 87.00
NO YRS 97 97 98 96 97 96 97 98 98 96 98 97 90