Phong Nha Weather and Climate: A Comprehensive Guide
Temperatures see a moderate degree of fluctuation,
transitioning from very warm conditions
to warm.
It also has a notably wet climate with much precipitation.
Let's now guide you through the climate details for a complete overview.
Average maximum day and minimum night temperature
The climate in Phong Nha experiences moderate temperature changes, with mild shifts between seasons. Average maximum daytime temperatures range from a very warm 33°C in June, the warmest time of the year, to a comfortable 22°C during cooler months like January.
At night, temperatures typically drop to an average of around 16°C during these months.Check out our detailed temperature page for more information.
Temperature ranges by month
Precipitation and rainy days
Phong Nha is known for its substantial rainfall, with annual precipitation reaching 2116 mm. Significant seasonal changes in precipitation occur throughout the year. During the wetter season, October receives heavy rainfall, averaging 459 mm of precipitation, recorded across 11 rainy days. In contrast, the drier season, February brings less rainfall, with 70 mm over 5 rainy days. For more details, please visit our Phong Nha Precipitation page.
The mean monthly precipitation over the year, including rain, hail and snow
The average number of days each month with precipitation
Sunshine over the year
Seasonal changes in sunshine hours are quite dramatic in Phong Nha. While July receives considerable daily sunshine with up to 8.4 hours, February marks the darkest time of the year, where sunshine is scarce with only 2.5 hours of sunlight per day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Average humidity
The city experiences its highest humidity in February, reaching 88%. In July, the humidity drops to its lowest level at 68%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
broken clouds and small chance of slight rain broken clouds and no rain partly cloudy and no rainForecast for Phong Nha
3 m/s
3 m/s
2 m/s
Select a Month of Interest
Check the conditions for any month of the year.
The best time of year to visit Phong Nha in Vietnam
During the months of January, February, November and December you are most likely to experience good weather with pleasant average temperatures that fall between 20°C and 26°C.Other facts from our historical weather data:
Rainy season in Phong Nha occurs in the months of August, September, October and November.
June has an average maximum temperature of 33°C and is the warmest month of the year.
The coldest month is January with an average maximum temperature of 22°C.
October tops the wettest month list with 459 mm of rainfall.
February is the driest month with 70 mm of precipitation.
July is the sunniest month with an average of 251 hours of sunshine.
No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.
