Normal weather for Hong Kong in May

It's hot in May in Hong Kong with an average temperature of 30°C. Temperatures this month range from a low of 28°C to a high of 33°C. At night, you can expect temperatures between 23°C and 27°C.

In May, there is an average of 280 mm of precipitation, spread over 23 days. The wind speed is around 4 Bft, mostly coming from the Southeast.

Hong Kong in May		UK
Average Temperature	30°C	18°C
High Temp	33°C	21°C
Low Temp	28°C	15°C
Total Precipitation	280 mm	46 mm
Rainy Days	23 days	8 days

Start of May

The month of May starts in Hong Kong with hot temperatures, averaging around 29°C during the day and nights close to 24°C. You can expect regular precipitation, but there’s also a chance for some sunny days in the first days of the month.

Since temperatures can differ between day and night, it’s a good idea to dress in layers. Breezy clothes like shorts or a dress, plus a hat and sunglasses, are ideal for the day. In the evening and morning, a T-shirt, light trousers or skirt, and a light jacket are recommended.

Mid-May

By mid-May, the average daytime temperature rises to around 31°C, with nights close to 26°C. The chance of precipitation is high during this period. Breezy clothes like shorts or a dress, plus a hat and sunglasses, are ideal.

End of May

By the end of May, the average daytime temperature in Hong Kong will be around 32°C, with nights close to 27°C. There’s a significant chance of many days with precipitation. Breezy clothes like shorts or a dress, plus a hat and sunglasses, are ideal.

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UV index

The UV index is a maximum of 8 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.

Is May a good time to visit Hong Kong?

After some sun? Then May isn’t the best time to be in Hong Kong. The temperature is pleasant, but there’s too much chance of rain this month.

Temperature records for Hong Kong in May

With 37°C, Hong Kong hit the highest temperature in the last 10 years in May 2023. The lowest daytime temperature in this month was 20°C in 2022. The extreme night temperatures ranged from a low of 16°C to a high of 29°C.

Check out the climate of Hong Kong for all months and discover the best travel time

The climate of Hong Kong is based on weather data from Hong Kong. Other locations might have different weather. You can check out all destinations in Hong Kong for a full picture of the climate.

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Daily Temperature in May in Hong Kong

This chart shows the average daily temperatures, both day and night, for each day in May in Hong Kong, measured in degrees Celsius. The red line represents the maximum temperatures, while the blue line shows the minimums. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, gives an overview of the average daily temperatures during this month.

Daily Precipitation in May in Hong Kong

The chart below shows the average daily precipitation in May for Hong Kong, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are shown at the bottom of the chart.

A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that rain is more likely. But it’s still an average, so each day can be different. Based on historical weather data for May, you can expect around 23 days of rain in Hong Kong.

Daily UV Index in May in Hong Kong

This chart shows the average daily UV index in May in Hong Kong, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.

Temperature in May in Hong Kong Over the Years

This chart shows the average temperature in May in Hong Kong, measured in degrees Celsius, over the past years.

Total Precipitation in May in Hong Kong Over the Years

This chart shows the average precipitation in May in Hong Kong, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail.

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Daily climate in May for Hong Kong

Click on a specific day in May for detailed info on the typical weather on that day in Hong Kong. Check out the historical temperatures and precipitation over the past 10 years on this day.

Average Weather in Hong Kong by Month

Click on a month below to see detailed weather info for Hong Kong. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.