Round Island or Ngan Chau () is an
island
An island or isle is a piece of land, distinct from a continent, completely surrounded by water. There are continental islands, which were formed by being split from a continent by plate tectonics, and oceanic islands, which have never been ...
in Hong Kong.
Administratively part of the
Southern District, the island has an area of km
2. An unmanned navigational beacon was constructed on the island in 1972.
Geology
Round Island has a hilly terrain. The island's highest point is 49 metres over the sea. It stretches 0.6 km in north–south direction, and 0.5 km in east–west direction.
Climate
The climate in the area is
temperate
In geography, the temperate climates of Earth occur in the middle latitudes (approximately 23.5° to 66.5° N/S of the Equator), which span between the tropics and the polar regions of Earth. These zones generally have wider temperature ran ...
. The yearly mean
temperature
Temperature is a physical quantity that quantitatively expresses the attribute of hotness or coldness. Temperature is measurement, measured with a thermometer. It reflects the average kinetic energy of the vibrating and colliding atoms making ...
in the region is 21
°C
The degree Celsius is the unit of temperature on the Celsius temperature scale "Celsius temperature scale, also called centigrade temperature scale, scale based on 0 ° for the melting point of water and 100 ° for the boiling point ...
. The warmest month is August, when the mean temperature is 24 °C, and the coldest is February at 16 °C.
The average yearly
precipitation
In meteorology, precipitation is any product of the condensation of atmospheric water vapor that falls from clouds due to gravitational pull. The main forms of precipitation include drizzle, rain, rain and snow mixed ("sleet" in Commonwe ...
is 2150 mm. The rainiest month is May, with in average 538 mm precipitation, and the driest month is October, with 18 mm precipitation.
References
[ Round Islandat ]Geonames.org (cc-by)
GeoNames (or GeoNames.org) is a user-editable geographical database available and accessible through various web services, under a Creative Commons attribution license. The project was founded in late 2005.
The GeoNames dataset differs from, b ...
post updated 2014-11-05; database dump downloaded 2015-05-23
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