Phong Nha Weather in August

In Phong Nha, August brings very high daytime temperatures around 32°C (90°F), with nights cooling to 25°C (77°F). This month falls within the rainy season, so expect frequent rainfall.

Rainfall in Phong Nha in August

As part of the rainy season, Phong Nha sees around 23 days of rain in August, with an average of 187 mm (7.4 in). Rain during the rainy season is significant rather than just light drizzle. Expect proper showers on most rainy days.

Temperature in Phong Nha in August

Daytime temperatures in Phong Nha reach 32°C (90°F) in August, dropping to 25°C (77°F) at night. For most visitors, the main thing to prepare for is the heat during the day. Nights are warm at 25°C (77°F). It's worth making sure your accommodation has decent ventilation or air conditioning.

Sunshine in Phong Nha in August

With approximately 205 hours of sunshine, the days are filled with clear skies during the day. Rain typically falls in the afternoon or evening, keeping mornings and early parts of the day sunny.

August in Phong Nha can still be great, but if you prefer pleasant temperatures along with dry and sunny conditions, our weather planner can help you explore other options in the world.

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Vietnam, check out our Phong Nha's climate page.

Phong Nha Temperature in August

Min Temperature 25°C (77°F)  

Max Temperature 32°C (90°F)  

Chance of Rain 76%  

Precipitation 187 mm (7.4 in)  

Rainy days 23 days  

Humidity 73% *  

Sunshine 205 hours *  

Percentage Sunshine *  

* Data from: Đồng Hới, Vietnam (36 KM, 22 Miles).

What to Wear in Phong Nha in August

Warm temperatures in August make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Heavy rain is guaranteed, please bring a good poncho and waterproof everything! Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.

What To Do in Phong Nha in August

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

8/10

Cycling

7/10

Walking

7/10

Camping

7/10

Outdoor sports

7/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Vietnam, check out our Phong Nha's climate page.

More climate data for Phong Nha

Temperature Rainfall Sunshine Humidity

See the full Phong Nha climate overview or explore weather in Vietnam.