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10-Day Extremes of Air Temperature and Rainfall between 1884-1939 and 1947-2016 observed at the Hong Kong Observatory (Table 1)

Date Air Temperature
Maximum of
Mean
Minimum of
Mean
Maximum of
Mean Maximum
Minimum of
Mean Minimum
deg. C Year deg. C Year deg. C Year deg. C Year
Jan 01-10 20.2 1998 9.6 1900 22.4 1998 7.2 1900
Jan 11-20 19.7 2002 8.9 1893 22.8 1966 6.6 1893
Jan 21-31 19.7 1999 11.6 1933 22.3 1969 9.3 1933
Feb 01-10 19.3 1915 9.9 1980 23.1 1966 8.0 1980
Feb 11-20 21.0 2009 11.2 1896 23.8 2009 9.3 1957
1897
Feb 21-29 21.7 2010 11.2 1885 24.8 2009 9.0 1964
Mar 01-10 22.6 1960 10.2 1936 26.7 1960 8.6 1936
Mar 11-20 22.4 1987 13.5 1885 25.7 1977 11.9 1885
Mar 21-31 22.7 2007 15.8 1905 26.1 1973 13.7 1896
Apr 01-10 25.2 2002 15.9 1905 27.5 2002 14.1 1905
Apr 11-20 25.4 1915 17.6 1953 28.7 1956 15.6 1925
Apr 21-30 27.6 1994 19.7 1887 30.6 1994 18.0 1953
May 01-10 27.9 2012 21.7 1886 31.3 1977 18.8 1917
May 11-20 28.8 1963 22.4 1892 33.5 1963 20.5 1884
May 21-31 29.4 1991 23.9 1894 33.1 1963 22.4 1894
Jun 01-10 29.7 2000 23.1 1926 32.4 2000 21.8 1926
Jun 11-20 30.2 2015 25.0 1926 33.4 1980 23.7 1886
Jun 21-30 30.5 2016 26.1 1897 34.1 2016 24.3 1897
Jul 01-10 30.2 2014 26.5 1897 33.3 1980 24.2 1893
Jul 11-20 30.4 2005 26.4 1886 33.5 1978 24.6 1894
Jul 21-31 30.2 1998 26.4 1917 33.7 2007 24.3 1893
Aug 01-10 30.2 2012 26.1 1918 33.2 2015 24.6 1934
1955
Aug 11-20 30.2 1990 26.0 1901 33.1 1990 23.7 1890
Aug 21-31 30.2 2009 25.8 1892 33.5 1962 24.0 1892
Sep 01-10 29.8 2009 25.1 1903 33.6 2009 23.7 1903
Sep 11-20 30.0 2008 25.4 2006 32.6 2008 22.8 1912
Sep 21-30 28.8 2015 23.8 1997 31.9 2008 22.1 1935
Oct 01-10 28.3 1974 22.8 1898 31.6 1974 20.5 1898
Oct 11-20 27.0 1998 20.9 1927 30.8 1939 18.2 1927
Oct 21-31 26.8 2016 21.5 1919 29.5 2008 18.5 1958
Nov 01-10 25.7 1996 19.4 1895 28.2 1966 16.2 1895
Nov 11-20 24.7 2015 17.5 1976 27.1 1952 14.6 1948
Nov 21-30 24.3 1997 15.3 1884 26.0 1997 12.5 1956
Dec 01-10 23.7 1968 13.8 1952 26.6 1968 10.3 1952
Dec 11-20 20.6 1929 10.1 1975 23.5 1977 7.4 1975
Dec 21-31 20.0 1968 12.5 1984 22.8 1890 10.1 1917


10-Day Extremes of Air Temperature and Rainfall between 1884-1939 and 1947-2016 observed at the Hong Kong Observatory (Table 2)

Date Air Temperature Rainfall
Absolute
Maximum
Absolute
Minimum
Maximum
Total
Minimum
Total
deg. C Date deg. C Date mm Date mm Date *
Jan 01-10 26.1 06/01/1931 3.1 09/01/1900 102.6 1916 0.0 2013
Jan 11-20 26.8 13/01/1966 0.0 18/01/1893 110.8 2016 0.0 2014
Jan 21-31 26.9 29/01/1959 3.1 24/01/2016 213.6 1887 0.0 2014
Feb 01-10 26.7 04/02/1966 3.6 05/02/1901 141.3 1985 0.0 2011
Feb 11-20 27.8 13/02/1953 2.4 11/02/1957 140.5 1983 0.0 2002
Feb 21-29 28.3 25/02/2009 4.2 26/02/1974 152.5 1990 0.0 1960
Mar 01-10 29.7 10/03/1960 4.8 01/03/1986 179.2 1992 0.0 2008
Mar 11-20 29.1 12/03/1948 7.9 15/03/1892 195.1 1987 0.0 1971
Mar 21-31 30.1 31/03/1973 7.7 21/03/1896 237.6 2002 0.0 1909
Apr 01-10 30.6 05/04/2015 9.9 05/04/1969 448.0 1992 Trace 2011
Apr 11-20 32.2 17/04/1956 12.8 16/04/1934 302.1 1939 0.0 1898
Apr 21-30 33.4 27/04/1956 13.7 24/04/1887 307.4 1975 0.0 1913
May 01-10 33.3 09/05/1962 15.4 01/05/1917 419.9 1992 Trace 1969
May 11-20 34.5 20/05/1963 17.8 13/05/1884
14/05/1884
474.6 1891 0.0 1899
May 21-31 35.5 31/05/1963 18.3 22/05/1960 1025.2 1889 0.4 1995
Jun 01-10 35.6 01/06/1963 19.2 02/06/1926 658.8 1916 Trace 1988
Jun 11-20 34.4 20/06/2016 20.5 17/06/1958 753.8 1959 2.4 1910
Jun 21-30 35.5 25/06/2016 21.0 22/06/1905 575.8 2005 2.2 1987
Jul 01-10 35.6 09/07/2016 22.3 03/07/1893 429.3 1997 1.4 1983
Jul 11-20 35.4 19/07/2005 22.2 17/07/1957 596.2 1926 Trace 1984
Jul 21-31 35.7 25/07/1968 21.7 30/07/1989 743.1 1994 Trace 2008
Aug 01-10 36.3 08/08/2015 21.6 03/08/1955 500.4 1918 0.9 1887
Aug 11-20 36.1 19/08/1900
18/08/1990
22.0 15/08/1890 809.8 2005 Trace 1921
Aug 21-31 35.5 31/08/1962 21.7 31/08/1952 640.1 1999 0.0 1971
Sep 01-10 35.2 05/09/1963 21.0 09/09/1893 478.3 2001 0.4 1993
Sep 11-20 34.4 17/09/1892
11/09/1969
20.0 17/09/1912 576.2 1930 0.0 1901
Sep 21-30 34.9 27/09/2016 18.4 26/09/1935 533.6 1965 0.0 1966
Oct 01-10 34.2 01/10/1890 18.7 09/10/1898
01/10/1922
462.2 1995 0.0 1979
Oct 11-20 34.3 12/10/1890 15.7 15/10/1927 459.6 1974 0.0 1979
Oct 21-31 32.3 28/10/1912 13.5 30/10/1978 421.1 1923 0.0 2003
Nov 01-10 30.6 07/11/1939
10/11/1953
11.3 09/11/1981 144.3 1900 0.0 2002
Nov 11-20 31.8 19/11/1959 9.7 18/11/2009 174.5 1897 0.0 1973
Nov 21-30 28.4 23/11/2015 6.5 26/11/1922 121.7 2016 0.0 1992
Dec 01-10 28.7 01/12/1953 6.2 06/12/1934
04/12/1952
196.9 1974 0.0 2010
Dec 11-20 27.2 12/12/1936
15/12/1959
4.3 14/12/1975 114.0 1971 0.0 2008
Dec 21-31 26.9 28/12/1890 4.6 28/12/1991 103.4 1988 0.0 2013

 *  Only the latest occurrence is listed


Last revision date: <16 Jan 2017>