Weather Hong Kong January
Hong Kong has a sub-tropical climate, being temperate for nearly half the year, with cool, dry winters and hot, humid summers.
Winter lasts from January to March with January and February more cloudy, with occasional cold fronts followed by dry northerly winds. It is not uncommon for temperatures to drop below 10 °C in urban areas. February is the coldest month in Hong Kong, when the temperature averages 16°C.
March and April are very pleasant, however, there are occasional spells of high humidity, fog and drizzle can be particularly troublesome.
May to August are hot and humid with occasional showers and thunderstorms, and the highest temperatures often exceed 31°C.
July to September are the months during which Hong Kong is most likely to be affected by tropical cyclones.
The annual rainfall ranges from around 1300 millimetres to more than 3000 millimetres. About 80 percent of the rain falls between May and September.
The wettest month is August, when rain occurs about four days out of seven and the average monthly rainfall at the Observatory is 391.4 millimetres. The driest month is January, when the monthly average is only 23.4 millimetres and rain falls only about six days a month.
Average Temperature and Rainfall by MonthHong Kong Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Rainfall (mm) 27 44 75 140 298 399 371 377 297 119 38 25 Rainfall (inches) 1.1 1.7 2.9 5.5 11.7 15.7 14.6 14.8 11.7 4.7 1.5 1.0 Min Temp (°C) 14 14 16 20 24 26 27 26 25 23 19 15 Max Temp (°C) 19 19 21 25 29 30 31 31 30 28 24 20 Min Temp (°F) 56 57 62 68 75 79 80 79 78 74 67 60 Max Temp (°F) 65 65 70 77 84 86 89 88 86 82 76 69
Table from: worldtravels.com
Spring (March to mid-May)
Temperatures and humidity rise gradually in spring. Evenings can be cool but lightweight jackets should suffice. The average temperature ranges from 18°C-27°C (64°F-80°F), humidity about 82 per cent.
March and April
Spring time is pleasant beginning from March. The weather in March and April is mainly sunny.The average low and high temperatures are respectively 11°C (52°F) and 27°C (81°F). Prepare a light sweater and T-shirts.
It’s a rainy month with an average of 13 days of wet weather, though summer begins. It becomes hot and the average low and high temperatures are respectively 2°C (75°F) and 31°C (87°F). Summer clothes will do, but you need prepare a cardigan and rain gear to cope with the weather.