Phong Nha weather in January
January in Phong Nha: nice, a little rain, with very humid — one of the best months to visit.
#1 of 12 months in Phong Nha · #240 of 897 destinations to visit in January · comfort 83/100 (tier A)
Updated June 2026 · climate normals from ERA5 reanalysis
Traveller notes on Phong Nha in January
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Phong Nha climate normals — January
| Daytime high | 22°C / 71°F | 😎 nice |
|---|---|---|
| Nighttime low | 17°C / 62°F | |
| Rainfall | 63 mm / 2.5 in | 🌦 some rain |
| Rainy days | 14 days | |
| Humidity | 89% | 💦 very humid |
| Dew point | 17°C / 63°F | |
| Sunshine | 5.8 h/day | |
| Daylight | 11.2 h | |
| Wind | 15 km/h / 9 mph | |
| Air quality (US AQI) | 63 | 🙂 moderate |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Phong Nha in January — FAQ
- Is January a good time to visit Phong Nha?
- January in Phong Nha: nice, a little rain, with very humid — one of the best months to visit. It ranks #1 of 12 months for Phong Nha on SeasonMap's comfort score (83/100).
- What is the weather like in Phong Nha in January?
- In January, Phong Nha averages a daily high of 21.7°C and a low of 16.8°C, with about 62.9 mm of rain over roughly 13.8 rainy days.
- What is the air quality in Phong Nha in January?
- Phong Nha has a mean US Air Quality Index of about 63 in January.