March weather forecast
Hong Kong, Hong Kong

March brings along the transition from winter to spring in Hong Kong. A discernible change in the weather pattern is perceived through longer daylight hours and a rise in the daily temperature. Despite the higher daily temperatures, nocturnal conditions retain a certain level of coolness. As rainfall increases, the cityscape of Hong Kong often dons a fresh and vibrant appearance. During this period of the year, the weather is fairly moderate, making it a suitable month for outdoor activities and sightseeing.

Temperature

The arrival of March brings an average high-temperature of an agreeable 21.4°C (70.5°F), nearly identical to February's 18.9°C (66°F). Throughout March nights, Hong Kong records a consistent low-temperature averaging an enjoyable 17.2°C (63°F).

Humidity

The average relative humidity in March is 82%.

Rainfall

In Hong Kong, during March, the rain falls for 10.9 days and regularly aggregates up to 82mm (3.23") of precipitation. In Hong Kong, during the entire year, the rain falls for 137.8 days and collects up to 2398mm (94.41") of precipitation.

Sea temperature

In March, the average sea temperature is 20.2°C (68.4°F).
Note: Most people do not find swimming enjoyable in water of 20.2°C (68.4°F). The task of controlling breathing becomes tougher as the temperature drops from 21°C (69.8°F) to 15°C (59°F).

Daylight

In Hong Kong, Hong Kong, the average length of the day in March is 12h and 2min.
On the first day of March in Hong Kong, sunrise is at 06:44 and sunset at 18:27. On the last day of the month, sunrise is at 06:16 and sunset at 18:38 HKT.

Sunshine

March has the least sunshine of the year in Hong Kong, Hong Kong, with an average of 2.9h of sunshine.

UV index

In Hong Kong, the average daily maximum UV index in March is 11. A UV Index estimate of 11, and higher, represents an extreme health hazard from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The maximum daily UV index of 11 in March converts into the following recommendations:
Put into action all crucial precautions. Defense against sun damage is a must. Avoid direct exposure to the Sun between 10 a.m. and 4 p.m., the peak period for UV radiation, noting that objects like parasols or canopies might not offer complete sun protection. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays.