Ha Long weather in January
January in Ha Long: nice, a little rain, with very humid — a great time to visit.
#9 of 12 months in Ha Long · #420 of 897 destinations to visit in January · comfort 72/100 (tier B)
Updated June 2026 · climate normals from ERA5 reanalysis
Traveller notes on Ha Long in January
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Ha Long climate normals — January
| Daytime high | 20°C / 67°F | 😎 nice |
|---|---|---|
| Nighttime low | 15°C / 59°F | |
| Rainfall | 31 mm / 1.2 in | 🌦 some rain |
| Rainy days | 6 days | |
| Humidity | 77% | 💦 very humid |
| Dew point | 13°C / 55°F | |
| Sunshine | 5.8 h/day | |
| Daylight | 11 h | |
| Wind | 15 km/h / 9 mph | |
| Air quality (US AQI) | 93 | 🙂 moderate |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Ha Long in January — FAQ
- Is January a good time to visit Ha Long?
- January in Ha Long: nice, a little rain, with very humid — a great time to visit. It ranks #9 of 12 months for Ha Long on SeasonMap's comfort score (72/100).
- What is the weather like in Ha Long in January?
- In January, Ha Long averages a daily high of 19.6°C and a low of 15°C, with about 31 mm of rain over roughly 5.8 rainy days.
- What is the air quality in Ha Long in January?
- Ha Long has a mean US Air Quality Index of about 93 in January.