Weather in Hong Kong for May 2027
In general, the average temperature in Hong Kong at the beginning of May is 25.6 °C. As the month progressed, temperatures tended to noticeably warm up, reaching an average of 28.1 °C by the end of May.
Hong Kong in May brings notable rainfall, with an average of 19 rainy days and a total precipitation of 233.7 mm.
Is May a good time to visit Hong Kong? check out the best time to travel to Hong Kong page.
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Hong Kong Weather May
What’s the Weather Like in Hong Kong This May?
Temperatures trend during May in Hong Kong
May weather in Hong Kong day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 May |  Moderate rain | 25° /21° | 13.5 mm | 5 | |
| 2 May |  Light rain | 24° /21° | 9.1 mm | 5 | |
| 3 May | Moderate rain | 25° /22° | 10.2 mm | 6 | |
| 4 May |  Patchy rain possible | 26° /22° | 1.3 mm | 5 | |
| 5 May |  Moderate or heavy rain shower | 26° /23° | 9.6 mm | 6 | |
| 6 May | Patchy rain possible | 27° /23° | 0.2 mm | 6 | |
| 7 May | Moderate rain | 27° /24° | 17.2 mm | 7 | |
| 8 May | Light rain | 27° /23° | 3.9 mm | 6 | |
| 9 May | Light rain | 26° /23° | 5.7 mm | 5 | |
| 10 May | Light rain | 26° /23° | 3.2 mm | 6 | |
| 11 May | Light rain | 26° /22° | 7 mm | 7 | |
| 12 May | Moderate rain | 26° /23° | 11.1 mm | 7 | |
| 13 May | Moderate rain | 26° /24° | 16 mm | 6 | |
| 14 May | Moderate rain | 26° /23° | 21.2 mm | 6 | |
| 15 May | Light rain | 27° /23° | 7.2 mm | 6 | |
| 16 May | Light rain | 25° /23° | 5.1 mm | 5 | |
| 17 May | Light rain | 27° /23° | 3.1 mm | 6 | |
| 18 May | Light rain | 27° /24° | 4.5 mm | 5 | |
| 19 May | Light rain | 27° /24° | 6 mm | 6 | |
| 20 May | Light rain | 28° /24° | 7.6 mm | 6 | |
| 21 May | Light rain | 28° /25° | 4.1 mm | 6 | |
| 22 May | Light rain | 28° /25° | 5.7 mm | 6 | |
| 23 May | Light rain | 27° /25° | 6.2 mm | 6 | |
| 24 May | Moderate rain at times | 28° /25° | 6.6 mm | 7 | |
| 25 May | Light rain | 27° /25° | 8.3 mm | 6 | |
| 26 May | Light rain | 28° /25° | 3.1 mm | 7 | |
| 27 May | Light rain | 28° /25° | 4 mm | 7 | |
| 28 May | Light rain | 28° /26° | 8 mm | 7 | |
| 29 May | Light rain | 29° /25° | 2.9 mm | 8 | |
| 30 May | Light rain | 29° /25° | 5.3 mm | 7 | |
| 31 May | Moderate rain | 28° /25° | 16.8 mm | 7 | |
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Guide for Hong Kong in May
In May, Hong Kong experiences a transition from the spring to the summer season, resulting in a noticeable change in weather conditions throughout the month. At the beginning of May, the weather in Hong Kong is warm and relatively humid, with temperatures typically ranging from 24° to 29°.
The city experiences occasional rain showers, but they are usually short-lived and do not significantly impact outdoor activities. As the month progresses, the temperatures gradually rise, and by the end of May, Hong Kong becomes noticeably hotter and more humid.
The temperatures at the end of the month can reach 28° to 33°, with an increase in humidity levels.
Overall, May in Hong Kong offers pleasant weather for outdoor exploration and sightseeing at the beginning of the month, while the end of May marks the onset of the hot and humid summer season.
Travelers visiting Hong Kong in May should be prepared for warm and humid conditions, and it's advisable to pack light, breathable clothing and stay hydrated while exploring the city.