Skip Content

Monthly Normals of Meteorological Elements for Hong Kong Observatory, 1971-2000


normals statistics wind roses

Monthly Normals of Meteorological Elements for Hong Kong Observatory, 1971-2000

Month Air Temperature Mean
Relative
Humidity
(%)
Total
Rainfall
(mm)
Prevailing
Wind
Direction
(degrees)
Mean
Wind Speed
(km/h)
Mean
Daily
Max.
(deg C)
Mean
(deg C)
Mean
Daily
Min.
(deg C)
January 18.6 16.1 14.1 73 24.9 090 11.0
February 18.6 16.3 14.4 78 52.3 090 12.1
March 21.5 18.9 16.9 82 71.4 090 12.6
April 25.1 22.5 20.6 83 188.5 090 11.7
May 28.4 25.8 23.9 84 329.5 090 10.8
June 30.4 27.9 26.1 82 388.1 090 11.0
July 31.3 28.7 26.7 81 374.4 090 10.9
August 31.1 28.4 26.4 82 444.6 090 10.2
September 30.2 27.6 25.6 79 287.5 090 11.0
October 27.7 25.3 23.4 74 151.9 090 12.4
November 24.0 21.4 19.4 70 35.1 090 10.9
December 20.3 17.8 15.7 69 34.5 090 10.3
Year 25.6 23.1 21.1 78 2382.7 090 11.2

Monthly normals of meteorological elements for Hong Kong Observatory for 1971-2000