Hong Kong Weather in May

Hong Kong in May sees high temperatures, with highs around 29°C (84°F) and overnight lows of 25°C (77°F). With the rainy season in full effect, expect around 222 mm (8.7 in) of rainfall and regular showers throughout the month.

Rainfall in Hong Kong in May

Hong Kong is in the rainy season in May, with rain on around 15 days and an average of 222 mm (8.7 in). Rainfall this month is frequent and tends to be fairly heavy when it does fall. Packing waterproofs is a good idea.

Temperature in Hong Kong in May

May in Hong Kong brings typical temperatures with highs around 29°C (84°F) and lows of 25°C (77°F). This gives the month a fairly typical daily rhythm, with warmer afternoons and more comfortable nights. Nights stay warm at around 25°C (77°F), so light bedding and good ventilation are worth thinking about.

Sunshine in Hong Kong in May

The city usually sees around 137 hours of sunlight, indicating a moderately sunny period (despite it being part of rainy season).

Wind Speed in Hong Kong in May

Average wind conditions reach 2 m/s (4 knots) in May. This creates comfortable weather with light winds that gently move vegetation. Keep in mind this is an average. Daily conditions range from near-calm to more noticeable wind.

Average water temperature in May

With water at 25°C (77°F), you can expect warm, pleasant conditions for any water activity. There's no adjustment period, it feels comfortable straight away.

For Hong Kong itself, January, February, March, October, November and December generally stand out with the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.