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Sai Kung

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Sai Kung Weather, Climate and Best Time to Visit

Data source：Meteostat
Update date：2025-10

Sai Kung year round climate

  • Spring (March–May): Average 20–25°C, the climate gradually becomes warm and comfortable, humidity starts to rise, with occasional showers. Rainfall in April and May is relatively high, providing moisture throughout the year. Common activities: Hiking, island exploration, enjoying seafood. Suggested attire: T-shirts, light long-sleeved tops, light jackets.
  • Summer (June–August): Average 28–29°C, hot and humid, plenty of sunshine, with occasional afternoon thunderstorms. Sea breezes help alleviate the high temperatures. Common activities: Beach play, swimming, water activities, island hopping. Suggested attire: Shorts, T-shirts, light and breathable clothing, swimwear, sun hats.
  • Autumn (September–November): Average 22–28°C, pleasant weather, abundant sunshine, lower humidity, one of the most comfortable seasons. Rainfall in October is extremely low, making it very dry. Common activities: Hiking, cycling, exploring the Geopark, outdoor dining. Suggested attire: T-shirts, light long-sleeved tops, light jackets or cardigans.
  • Winter (December–February): Average 17–18°C, cool and dry, plenty of sunshine, scarce rainfall, almost no rain in December. The weather is comfortable and pleasant, suitable for outdoor activities. Common activities: Hiking, exploring Sai Kung town, tasting local seafood. Suggested attire: Long-sleeved shirts, light sweaters, light jackets or coats.

Sai Kung climatological average

Annual average temperature: approx. 23.6°C / Annual rainfall: approx. 98 mm / Summer humidity: 75-85% / Rainiest month: April

Sai Kung monthly average temperature and precipitation

Month
Air temperature (°C)
Precipitation (mm)
January
16.9°C
0.3
February
18.4°C
1
March
20.2°C
2.8
April
24.9°C
19.3
May
24.5°C
17
June
27.6°C
10.7
July
28.8°C
9.8
August
28.5°C
12.4
September
27.8°C
14.4
October
25.8°C
0.6
November
22.1°C
10.2
December
17.2°C
0

Sai Kung weather for the next seven days

5/20
Wednesday
Moderate rain
26°C/24.4°C
5/21
Thursday
Moderate rain
26.7°C/24.8°C
5/22
Friday
Moderate rain
27.1°C/25.2°C
5/23
Saturday
Moderate rain
28.7°C/25.5°C
5/24
Sunday
Patchy rain nearby
28.7°C/26°C
5/25
Monday
Patchy rain nearby
29.1°C/26.4°C
5/26
Tuesday
Patchy rain nearby
29.2°C/26.5°C

Sai Kung Frequently Asked Questions and Useful Information for Travel

Best time to go to Saigon?

Saigon is suitable at any time, but weekend holidays are more suitable for day trips to experience the natural beauty and food culture.

Must-visit attractions in Saigon?

High Island Reservoir East Dam, Kiu Tsui Island, Yim Tin Tsai and Tai Long Sai Wan are must-visit attractions in Sai Kung, providing rich natural viewing and cultural experiences.