Sihanoukville Weather in August
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.
Rainfall in Sihanoukville in August
As part of the rainy season, Sihanoukville sees around 21 days of rain in August, with an average of 572 mm (23 in). Rainy season showers here are typically intense, often clearing quickly but coming down hard while they last.
Temperature in Sihanoukville in August
In August, Sihanoukville gets high temperatures, with highs of 30°C (86°F). Nights cool to around 26°C (79°F). Overall, the month follows a fairly predictable daily temperature pattern. With overnight lows of 26°C (79°F), nights stay very warm. Air conditioning makes a real difference if you're sensitive to heat. A cold shower before bed can also help you get to sleep more comfortably.
Sunshine in Sihanoukville in August
The area experiences a moderate amount of sunshine, with approximately 167 hours of sunlight expected. Even though this month is part of the rainy season, you could still see the sun every now and then.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.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Cambodia, check out our Sihanoukville's climate page.
Sihanoukville Temperature in August
Daily Historical Temperatures
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).
Average temperatures in August
Daily Historical Precipitation
48-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in August
Historical weather for Sihanoukville in August
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.
Sihanoukville historical weather extremes in August
Our historical data for Sihanoukville spans 1990 to 2025, revealing these weather extremes.
- The hottest August day on record in Sihanoukville reached 36°C (97°F) (August 19, 1998).
- The coldest August day was on August 25, 1996, with a maximum of 25°C (77°F).
- Sihanoukville registered its coldest August night on August 5, 1993, with temperatures dropping to 20°C (68°F).
Best Places in Cambodia in August
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 →
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What to Wear in Sihanoukville in August
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.What To Do in Sihanoukville in August
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Cambodia, check out our Sihanoukville's climate page.
See the full Sihanoukville climate overview or explore weather in Cambodia.