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Extreme Values and Dates of Occurrence of Extremes of Meteorological Elements between 1884-1939 and 1947-2011 for Hong Kong
Extreme Values and Dates of Occurrence of Extremes of Meteorological Elements
between 1884-1939 and 1947-2011 for Hong Kong
| Month |
Barometric Pressure |
Air Temperature |
| Absolute Maximum |
Absolute Minimum |
Absolute Maximum |
Absolute Minimum |
| hPa |
Date |
hPa |
Date |
deg. C |
Date |
deg. C |
Date |
| January |
1035.4 |
06/01/1903 |
1003.1 |
29/01/1980 |
26.9 |
29/01/1959 |
0.0 |
18/01/1893 |
| February |
1032.7 |
01/02/1962 |
998.3 |
19/02/1898 |
28.3 |
25/02/2009 |
2.4 |
11/02/1957 |
| March |
1033.9 |
05/03/2005 |
1001.9 |
24/03/1918 |
30.1 |
31/03/1973 |
4.8 |
01/03/1986 |
| April |
1028.4 |
09/04/1925
02/04/1991 |
999.9 |
02/04/1924 |
33.4 |
27/04/1956 |
9.9 |
05/04/1969 |
| May |
1020.2 |
01/05/1934 |
981.1 |
19/05/1961 |
35.5 |
31/05/1963 |
15.4 |
01/05/1917 |
| June |
1014.7 |
12/06/2004 |
973.8 |
09/06/1960 |
35.6 |
01/06/1963 |
19.2 |
02/06/1926 |
| July |
1014.8 |
30/07/1934 |
975.8 |
29/07/1896 |
35.7 |
25/07/1968 |
21.7 |
30/07/1989 |
| August |
1016.3 |
13/08/1969 |
961.6 |
02/08/1979 |
36.1 |
19/08/1900
18/08/1990 |
21.6 |
03/08/1955 |
| September |
1018.2 |
26/09/1902
26/09/1987 |
953.2 |
01/09/1962 |
35.2 |
05/09/1963 |
18.4 |
26/09/1935 |
| October |
1024.5 |
23/10/1888 |
977.3 |
13/10/1964 |
34.3 |
12/10/1890 |
13.5 |
30/10/1978 |
| November |
1033.2 |
26/11/1922 |
974.9 |
10/11/1900 |
31.8 |
19/11/1959 |
6.5 |
26/11/1922 |
| December |
1033.5 |
31/12/1913 |
1004.6 |
02/12/1974 |
28.7 |
01/12/1953 |
4.3 |
14/12/1975 |
| Year |
1035.4 |
06/01/1903 |
953.2 |
01/09/1962 |
36.1 |
19/08/1900
18/08/1990 |
0.0 |
18/01/1893 |
Period of
Record |
1884 - 1939 ; 1947 - 2011 |
| Month |
Wind |
Relative Humidity |
Maximum Gust Peak Speed
at the Hong Kong Observatory |
Maximum Gust Peak Speed
at Waglan Island |
Absolute Minimum |
| km/h |
Date |
km/h |
Date |
% |
Date |
| January |
96 |
16/01/1961 |
103 |
15/01/1955 |
10 |
16/01/1959 |
| February |
103 |
11/02/1960
27/02/1980 |
110 |
19/02/1955 |
13 |
21/02/1955 |
| March |
108 |
21/03/1934 |
103 |
31/03/1960 |
16 |
04/03/1977 |
| April |
106 |
11/04/1965 |
135 |
11/04/1990 |
22 |
17/04/1922 |
| May |
166 |
19/05/1961 |
140 |
28/05/1964 |
23 |
14/05/1955
04/05/1961 |
| June |
191 |
09/06/1960 |
194 |
09/06/1960 |
29 |
01/06/1887 |
| July |
151 |
13/07/1966 |
158 |
16/07/1973 |
43 |
25/07/1968 |
| August |
224 |
17/08/1971 |
209 |
21/08/1968 |
41 |
28/08/1900 |
| September |
259 |
01/09/1962 |
234 |
16/09/1999 |
26 |
17/09/1966 |
| October |
175 |
13/10/1964 |
184 |
13/10/1964 |
21 |
25/10/1968
28/10/1973
27/10/1991
28/10/1991
17/10/1998 |
| November |
155 |
06/11/1954 |
175 |
06/11/1954 |
17 |
16/11/1900
17/11/1971
24/11/1995 |
| December |
104 |
09/12/1950 |
108 |
28/12/1991 |
14 |
14/12/1898
31/12/1973 |
| Year |
259 |
01/09/1962 |
234 |
16/09/1999 |
10 |
16/01/1959 |
Period of
Record |
1911 - 1939 ;
April 1947 - 2011 |
1953 - 2011 |
July 1952 - 2011 |
| Month |
Rainfall |
| Hourly Maximum |
Daily Maximum |
Monthly/Annual
Maximum |
Monthly/Annual
Minimum |
Maximum Instantaneous
Jardi Rate at King's Park |
| mm |
Date |
mm |
Date |
mm |
Year |
mm |
Year |
mm/h |
Date |
| January |
21.8 |
03/01/1956 |
99.8 |
26/01/1887 |
214.3 |
1887 |
0.0 |
1914 |
168 |
23/01/1964 |
| February |
31.9 |
23/02/1990 |
94.1 |
07/02/2010 |
241.0 |
1983 |
0.0 |
1911 |
244 |
23/02/1990 |
| March |
52.5 |
23/03/2002 |
130.0 |
23/03/2002 |
428.0 |
1983 |
1.1 |
1971 |
320* |
24/03/2009 |
| April |
92.4 |
30/04/1975 |
237.4 |
19/04/2008 |
547.7 |
2000 |
6.0 |
1994 |
330 |
09/04/2001 |
| May |
109.9 |
08/05/1992 |
520.6 |
30/05/1889 |
1241.1 |
1889 |
6.0 |
1963 |
>=347 |
11/05/1972 |
| June |
145.5 |
07/06/2008 |
411.3 |
09/06/1998 |
1346.1 |
2008 |
59.7 |
1901 |
320* |
07/06/2008 |
| July |
115.1 |
16/07/2006 |
534.1 |
19/07/1926 |
1147.2 |
1994 |
76.9 |
2007 |
302 |
14/07/1967 |
| August |
82.1 |
02/08/1979 |
334.2 |
16/08/1982 |
1090.1 |
1995 |
44.2 |
1933 |
320* |
03/08/1955 |
| September |
84.0 |
22/09/1948 |
325.5 |
27/09/1965 |
844.2 |
1952 |
16.3 |
1902 |
314 |
03/09/1973
29/09/1981 |
| October |
71.6 |
31/10/1923 |
292.2 |
31/10/1923 |
718.4 |
1974 |
0.0 |
1979 |
301 |
13/10/1964 |
| November |
46.6 |
03/11/2008 |
149.2 |
17/11/1897 |
224.2 |
1914 |
Trace |
1924
1971
1983 |
127 |
10/11/1978 |
| December |
51.7 |
09/12/1931 |
177.3 |
02/12/1974 |
206.9 |
1974 |
0.0 |
1909 |
76 |
18/12/1971 |
| Year |
145.5 |
07/06/2008 |
534.1 |
19/07/1926 |
3343.0 |
1997 |
901.1 |
1963 |
>=347 |
11/05/1972 |
Period of
Record |
1884 - 1939 ; 1947 - 2011 |
Note : All measurements were made at the Hong Kong Observatory except where specified.
* Upper limit of recorder
The maximum instantaneous Jardi rate of rainfall in Hong Kong was 513 mm per hour recorded at 0730 hours
on 17 August 1971 at Tate's Cairn
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