What’s the climate like in Phong Nha?
The current climate of Phong Nha features average monthly temperatures ranging from highs of 35°C during the day to lows of 23°C. The average yearly temperature is around 30°C. At night, temperatures in the colder months average around 16°C and in the warmer months around 26°C.
The highest temperature recorded in Phong Nha in recent years was 43°C in May 2023. The lowest daytime temperature recorded was 13°C in January 2016.
On average, Phong Nha receives 2370 mm of precipitation each year. For comparison, London gets 701 mm of precipitation annually.
The typhoon season in Phong Nha runs from June to November.
Curious about the climate in other parts of Vietnam? Check out the weather and climate in places like Hanoi, Halong Bay, Ho Chi Minh City, or have a look at other destinations in Vietnam.
Best time to visit Phong Nha?
The best time to visit Phong Nha for sunny weather is January through April and June. During this period, you'll have good temperatures and not too much rain, making it a great time to visit Phong Nha. In the other months of the year, there's too much rain or the temperature isn't ideal for a visit if you want sunny and pleasant weather.
Climate Table of Phong Nha
The climate table of Phong Nha shows the average temperatures, precipitation, and UV index per month. The table gives an overview of the average day and night temperatures in degrees Celsius, the total amount of precipitation in millimetres, the total snowfall in centimetres, and the UV index for each month. Precipitation is always measured as water, even if it's snow or hail.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
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| Temp. max (°C) | 23 | 24 | 28 | 30 | 34 | 35 | 34 | 34 | 32 | 29 | 27 | 23 |
| Temp. min (°C) | 17 | 19 | 21 | 23 | 25 | 27 | 26 | 26 | 26 | 22 | 20 | 17 |
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| Precipitation (mm) | 70 | 55 | 48 | 85 | 121 | 63 | 149 | 148 | 471 | 674 | 309 | 177 |
| UV Index | 5 | 6 | 8 | 8 | 8 | 8 | 7 | 7 | 7 | 6 | 6 | 5 |
Click on the month name to see more weather details, like daily averages, temperatures, and precipitation for the past years in that month.
- Average yearly temperature: 30°C
- Highest temperature: 35°C in June
- Lowest temperature: 23°C in January and December
- Precipitation: 2370 mm per year, averaging 198 mm per month
- Driest months: 48 mm in March, 55 mm in February and 63 mm in June
- Wettest months: 674 mm in October, 471 mm in September and 309 mm in November
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Table of Contents
Average Temperature per Month in Phong Nha
This graph shows the average maximum temperatures per month in Phong Nha, Vietnam. The temperatures are shown in degrees Celsius and the average is calculated based on the recorded temperatures per month from past years.
Average Precipitation per Month in Phong Nha
This graph shows how much precipitation Phong Nha, Vietnam, gets on average per month. Precipitation is always measured as water, even if it's snow or hail. This makes it easy to compare how much has fallen, regardless of the form of precipitation. The amount of precipitation is measured in millimetres and the average is calculated based on the recorded precipitation per month from past years.
Average UV Index per Month in Phong Nha
This graph shows the average UV index per month in Phong Nha, Vietnam. The UV index indicates the intensity of ultraviolet radiation and ranges from 0 to a maximum of 11.
Yearly Temperature in Phong Nha
This graph shows the average yearly temperature in Phong Nha, Vietnam. The yearly temperature, expressed in degrees Celsius, is the average of all twelve monthly temperatures summed up for that year.
Total Yearly Precipitation in Phong Nha
This chart shows the total yearly precipitation in Phong Nha, Vietnam, over the past few years. The total yearly precipitation, measured in millimetres, is the sum of all the rain that fell in the twelve months of that year.
Weather experiences in Phong Nha
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Average Weather in Phong Nha by Month
Click on a month below to see detailed weather info for Phong Nha. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
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