National Weather Service United States Department of Commerce
Rochester Temperature Records
Mean Temperature for a Year

 

Warmest   Coldest
1. 50.2 2012   1. 40.8 1937
2. 49.8 1931   2. 40.9 1996
3. 47.6 2006   3. 41.1 1972
4. 47.4 1998       1951
    1987   5. 41.3 1950
6. 46.6 1941   6. 41.5 1978
7. 46.2 2005   7. 41.7 2014
8. 46.0 2015   8. 41.8 1993
    2011   9. 41.9 1887
    2010   10.  42.0 1985
    2007        
    1949        
    1934        


Highest Mean Temperature for Months
January   February   March   April
1. 28.1 2006   1. 32.0 1931   1. 49.1 2012   1. 54.5 1915
2. 25.8 1990   2. 31.8 1954   2. 42.8 1910   2. 53.0 2010
3. 25.2 1933   3. 29.4 1998   3. 42.5 1946       1977
4. 25.0 1931   4. 29.3 1987   4. 39.2  2000   4. 51.7 1955
5. 24.5 1944   5. 28.2 1976       1973   5. 51.6 1941
6. 24.3 2002   6. 27.7 2012   6. 39.0 1945   6. 51.3 2006
7. 23.2 1914   7. 26.7 1992   7. 38.7 1977   7. 50.8 1987
8. 22.8 2012   8. 26.6 1999   8. 38.3 2010   8. 50.7 1942
9. 21.7 1989   9. 26.3 2000   9. 37.1 1918   9. 50.4 1985
10. 21.5 1919   10. 25.9 2002   10. 36.7 1968   10. 50.0 2005
                             
May   June   July   August
1. 65.8 1934   1. 73.9 1933   1. 77.7 1936   1. 77.0 1947
2. 64.5 1977   2. 72.4 1931   2. 77.3 1916   2. 74.5 1955
3. 63.6 1911   3. 72.2 1991   3. 77.2 1955   3. 74.3 1937
4. 63.3 2012   4. 71.9 2005   4. 77.1 2012   4. 73.6 1983
    1887       1956   5. 75.4 1935   5. 73.4 1936
6. 63.2 1998       1934   6. 75.2 1949   6. 73.3 1995
7. 62.5 2007   7. 71.6 1949   7. 75.1 2011   7. 73.2 1909
    1936   8. 71.4 1971   8. 75.0 1957   8. 73.0 1959
9. 62.3 1941   9. 71.1 1911   9. 74.5 1974   9. 72.7 2010
10. 62.1 1939   10. 71.0 2012   10. 74.3 2006   10. 72.6 1988
September   October   November   December
1. 69.9 1908   1. 58.1 1963   1. 45.4 2001   1. 30.7 1931
2. 66.9 1931   2. 57.8 1947   2. 42.8 2016   2. 29.8 2015
3. 66.2 2015   3. 55.5 1956       2009   3. 29.5 1959
4. 65.3 1948   4. 54.6 1914   4.  40.5 1931       1913
5. 65.2 1933   5. 54.4 2007   5. 40.1 1999   5. 29.3 1918
6. 64.7 2005   6. 54.3 1953   6. 39.4 1913   6. 29.0 2006
7. 64.4 2016   7. 53.9 1973   7. 39.3 2015   7. 28.5 1965
    2004       1950   8.  38.7 1963   8. 27.2 1939
    1998   9. 53.5 1971   9.  38.5 2011   9. 26.6 1941
10 64.0 2013   10. 53.0 2011   10. 38.4 2012   10. 26.4 2001
    1939                        
    1919                        



Lowest Mean Temperature for Months
 
January   February   March   April
1. -3.8 1912   1. 0.5 1936   1. 17.4 1888   1. 37.6 1950
2. -2.0 1888   2. 5.7 1979   2. 18.1 1965   2. 37.9 1961
3. -1.8 1977   3. 6.7 2014   3. 18.9 1960   3. 38.6 1909
4. -1.5 1979   4. 7.8 2015   4. 21.0 1975   4. 39.3 1983
5. 1.3 1887   5. 8.3 1978   5. 21.2 1969   5. 39.4 1953
6. 2.7 1893   6. 8.6 1887       1951   6. 39.6 1975
7. 2.9 1982   7. 9.3 1989   7. 21.6 1912   7. 40.1 1936
8. 3.2 1966   8. 9.4 1937   8. 23.4 1984   8. 40.2 2013
9. 3.4 1994   9. 10.3 1893   9. 23.5 1950   9. 40.3 1995
    1937   10. 10.5 2007   10. 23.8 2013   10. 40.4 1956
            1967                
May   June   July   August
1. 49.7 1888   1. 59.5 1969   1. 64.2 1992   1. 63.1 1992
2. 50.4 1892   2. 60.2 1958   2. 65.3 2009   2. 63.5 2004
3. 51.0 1945   3. 60.8 1945   3.  66.8  1996   3. 63.7 1915
4. 51.2 1967   4. 61.4 1916       1958   4. 64.0 1986
5. 51.3 1997   5. 61.5 1982   5. 66.9 1967   5. 64.1 1967
6. 51.6 1968   6. 61.9 1935       1915   6. 64.9 1994
7. 51.7 1954   7. 62.6 1985   7. 67.0 1971   7. 65.0 1977
8. 51.8 1983   8. 63.0 1960   8. 67.3 1994   8. 65.3 1985
    1966        1937   9.  67.4  1962   9. 65.4 1933
    1910   10. 63.2 1951       1892   10. 65.5 1997
September   October   November   December
1. 53.6 1993   1. 37.6 1917   1. 22.9 1985   1. 2.9 1983
2. 54.7 1974   2. 41.2 1887   2. 23.7 1886   2. 6.1 2000
3. 54.9 1965   3. 41.8 2002   3. 23.8 1911   3. 6.3 1985
4. 54.9 1918   4. 42.0 1988   4. 23.9 1991   4. 7.7 1886
5. 56.1 1984       1976   5. 24.6 1996   5. 9.5 1976
6. 56.2 1975       1952   6. 24.7 2014   6. 9.6 1963
    1888   7. 42.3 1987       1959   7. 10.0 1989
8. 56.4 1943   8. 42.5 2009   8. 24.8 1951   8. 10.8 1950
9. 56.6 1962   9. 43.2 1972   9.  24.9  1976   9. 10.9 1972
10. 56.7 1942       1937   10. 25.7 1995   10. 12.5 2008
                            1978
                            1945


Mean Temperature for a Month
Warmest   Coldest
1. 77.7 July 1936   1. -2.3 January 1912
2. 77.3 July 1916   2. -2.0 January 1888
3.  77.2  July 1955   3. -1.8 January 1977
4. 77.1 July 2012   4. -1.5 January 1979
5. 77.0 August 1947   5. 0.5 February 1936
6. 75.7 July 1935   6. 1.5 January 1887
7. 75.3 July 1949   7. 1.9 January 1918
8. 75.1 July 2011   8. 2.7 January 1893
9. 75.0 July 1957   9. 2.9 December 1983
10. 74.5 July 1974   10. 3.0 January 1982
    August 1955                 January 1929

 

Record Daily Temperature

 

Warmest   Coldest
1. 108 July 14, 1936   1. -42 January 7, 1887
2. 107 July 13, 1936   2. -40 January 30, 1951
    July 12, 1936   3. -39 February 20, 1930
4. 106 May 31, 1934 &nbnbsp;     January 13, 1912
5. 105 July 10, 1936       January 12, 1912
    July 6, 1936       January 21, 1888
    June 27, 1934   7. -37 January 22, 1888
8. 104 July 11, 1936   8. -36 January 15, 1888
9. 102 July 31, 1988   9. -35 February 2, 1996
    July 10, 1976   10. -34 February 24, 1936
    July 19, 1940       January 24, 1935
    July 17, 1936       January 23, 1935
    July 7, 1936        


Records are from 1886.