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Hong Kong weather

Weather in Hong Kong for May 2025

Your guide to Hong Kong weather in May - trends and predictions

  • In general, the average temperature in Hong Kong at the beginning of May is 26.1 °C. As the month progressed, temperatures tended to noticeably warm up, reaching an average of 28.4 °C by the end of May.

  • Expect significant rainfall in Hong Kong during May, with an average of 17 rainy days.

  • Is May a good time to visit Hong Kong? check out the best time to travel to Hong Kong page.

  • New! Chat with our AI weatherman - it’s amazing and free.
Average dry days
14
Dry days
Average rainy days
17
Rainy days
Average snowy days
0
Snow days
Average temperatures
28°/23°
Temperatures
Average wind speed
20 km/h
Avg max wind
Average humidity
84 %
Avg humidity

Hong Kong in May average weather

Move between months or click on a day
April
June
Mon.Tue.Wed.Thu.Fri.Sat.Sun.
1
Cloudy
25°
2
Overcast
23°
3
Patchy rain possible
25°
4
Patchy rain possible
27°
5
Cloudy
27°
6
Patchy rain possible
28°
7
Moderate or heavy rain shower
28°
8
Heavy rain at times
25°
9
Patchy rain possible
25°
10
Moderate rain at times
25°
11
Patchy rain possible
26°
12
Moderate or heavy rain shower
26°
13
Moderate or heavy rain shower
24°
14
Moderate or heavy rain shower
24°
15
Cloudy
27°
16
Moderate rain at times
26°
17
Moderate or heavy rain shower
27°
18
Patchy rain possible
27°
19
Moderate or heavy rain shower
27°
20
Moderate rain at times
28°
21
Patchy rain possible
27°
22
Overcast
28°
23
Moderate or heavy rain shower
26°
24
Heavy rain at times
26°
25
Patchy rain possible
27°
26
Patchy rain possible
28°
27
Patchy rain possible
28°
28
Patchy rain possible
29°
29
Partly cloudy
28°
30
Patchy rain possible
30°
31
Moderate rain at times
29°
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Access Hong Kong weather forecasts with a simple click. Select any date for comprehensive insights on temperature, rainfall, and wind conditions.
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Temperatures trend during May in Hong Kong

See the weather trend as well as the moving average line
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May weather day by day

Click on a date for more information
April June
Date Weather Temperatures Rain UV More
1 May Cloudy
Cloudy
 25° /21° 22.4 mm 6
2 May Overcast
Overcast
 23° /21° 8.7 mm 5
3 May Patchy rain possible
Patchy rain possible
 25° /22° 1.5 mm 6
4 May Patchy rain possible
Patchy rain possible
 27° /23° 0.2 mm 6
5 May Cloudy
Cloudy
 27° /23° 0.4 mm 6
6 May Patchy rain possible
Patchy rain possible
 28° /24° 0.3 mm 6
7 May Moderate or heavy rain shower
Moderate or heavy rain shower
 28° /24° 45.9 mm 6
8 May Heavy rain at times
Heavy rain at times
 25° /22° 5.1 mm 6
9 May Patchy rain possible
Patchy rain possible
 25° /22° 0.5 mm 6
10 May Moderate rain at times
Moderate rain at times
 25° /22° 1.2 mm 6
11 May Patchy rain possible
Patchy rain possible
 26° /22° 0.9 mm 6
12 May Moderate or heavy rain shower
Moderate or heavy rain shower
 26° /22° 5.8 mm 6
13 May Moderate or heavy rain shower
Moderate or heavy rain shower
 24° /22° 21.2 mm 6
14 May Moderate or heavy rain shower
Moderate or heavy rain shower
 24° /21° 35.4 mm 6
15 May Cloudy
Cloudy
 27° /21° 0 mm 7
16 May Moderate rain at times
Moderate rain at times
 26° /22° 0.9 mm 6
17 May Moderate or heavy rain shower
Moderate or heavy rain shower
 27° /23° 2.5 mm 7
18 May Patchy rain possible
Patchy rain possible
 27° /22° 8.5 mm 6
19 May Moderate or heavy rain shower
Moderate or heavy rain shower
 27° /23° 13.7 mm 6
20 May Moderate rain at times
Moderate rain at times
 28° /23° 6.2 mm 6
21 May Patchy rain possible
Patchy rain possible
 27° /24° 3.2 mm 6
22 May Overcast
Overcast
 28° /24° 14.7 mm 6
23 May Moderate or heavy rain shower
Moderate or heavy rain shower
 26° /23° 14.1 mm 6
24 May Heavy rain at times
Heavy rain at times
 26° /24° 16.1 mm 6
25 May Patchy rain possible
Patchy rain possible
 27° /24° 7.3 mm 6
26 May Patchy rain possible
Patchy rain possible
 28° /25° 2.9 mm 6
27 May Patchy rain possible
Patchy rain possible
 28° /25° 4.6 mm 6
28 May Patchy rain possible
Patchy rain possible
 29° /25° 14.1 mm 7
29 May Partly cloudy
Partly cloudy
 28° /23° 1 mm 7
30 May Patchy rain possible
Patchy rain possible
 30° /25° 0.2 mm 7
31 May Moderate rain at times
Moderate rain at times
 29° /26° 30.5 mm 7
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Important Notice
Our weather forecast for Hong Kong in May is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Hong Kong forecast closer to your planned date for the most up-to-date weather information.

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.

Hong Kong in May - FAQ

Is May a good time to visit Hong Kong?
Yes, May is a good time to traveling to Hong Kong, read more about the best time to visit Hong Kong.
What are the expected maximum and minimum temperatures in Hong Kong during May?
During May, expect a variety of temperatures with highs around 28° and lows near 23°, suitable for diverse activities and preferences.
How much rainfall should be expected in Hong Kong during May?
Significant rainfall exceeding 475 mm is expected in Hong Kong during May, occurring over more than 17 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Hong Kong during May?
The average wind speed in Hong Kong during May is 20 km/h, suggesting breezy to windy conditions, depending on your activities.

What to pack to Hong Kong in May?

As you prepare for your trip to Hong Kong in May, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Hong Kong, during May, is comfortable and enjoyable, regardless of the weather conditions.

  • Clothing
    • Lightweight Clothing: T-shirts, blouses, shorts, skirts
    • Rain Gear: Lightweight, waterproof clothing
  • Footwear
    • Waterproof Shoes
  • Accessories
    • Sunglasses: For sun protection
    • Sun Hats: Wide-brimmed hats for sun protection in warm weather
    • Umbrellas/Raincoats: For rainy days
  • Personal Items
    • Sunscreen: High SPF for sunny destinations
    • Lip Balm with SPF: To protect against chapped lips

May rainfall patterns in Hong Kong

Explore the daily rainfall trends and prepare for Hong Kongs May weather 💧

UV exposure in Hong Kong during May

Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️
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Central and WesternIslandsKowloon CitySai KungSha TinTai PoTsuen WanTuen MunYuen Long
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Hong KongKowloonKwai ChungSha TinSha Tin WaiTai PoTin Shui WaiTseung Kwan OTuen MunTung ChungVictoria
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Get accurate weather forecasts for Hong Kong, located at latitude 22.278 and longitude 114.175. Stay updated with localized weather information tailored for Hong Kong.

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