10 Hidden gems in Asia you need to visit
Explore 10 hidden gems in Asia offering authentic experiences, from pristine beaches and remote islands to cultural treks and peaceful mountain villages.
Thinking of visiting Sihanoukville in August? Expect high temperatures reaching 30°C (86°F) during the day, dropping to 26°C (79°F) at night. Heavy showers are common during the rainy season.
August in Sihanoukville has its charm. However, if you're seeking pleasant, dry and sunny weather, our weather planner can help you explore other destinations in the world.
Pick a month to see the average temperature, rainfall and sunshine in Sihanoukville - and find the best time to visit.
48-year average (1976-2025)
Based on our historical records, temperatures in Sihanoukville typically stay consistent throughout August, with daily highs averaging around 30°C (86°F). Nights are warm, with lows around 26°C (79°F).
48-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Browse day-by-day weather records for Sihanoukville spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Our historical data for Sihanoukville spans 1990 to 2026, revealing these weather extremes.
Find out more about the weather in Cambodia and which places have the best travel conditions in this month. See all of Cambodia in August →
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
Warm but pleasant conditions in Sihanoukville in August. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. It's going to pour! Pack a good poncho and prepare for very wet conditions. Sunglasses could come in handy during the sunnier parts of your trip.
See the full Sihanoukville climate overview or explore weather in Cambodia.
Where to go in August - average daytime high across popular destinations.
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