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VietnamThe weather in January in Halong Bay
It's pleasantly warm in January in Halong Bay with an average temperature of 21°C. Temperatures this month range from a low of 20°C to a high of 24°C. At night, you can expect temperatures between 15°C and 19°C.
Looking for great weather? January is a good time to be in Halong Bay. The temperatures are nice, and there’s not too much rain.
Average temperatures and precipitation
This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in January for Halong Bay, Vietnam. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.
Temperature records
With 31°C in 2023, Halong Bay reached the highest temperature in January over the past 10 years. The lowest daytime temperature in this month was 6°C in 2016. The extreme nighttime temperatures ranged from a lowest recorded value of 3°C to a highest value of 22°C.
Rainfall amount
In January, there is an average of 51 mm of precipitation, spread over 9 days. The wind speed is around 3 Bft, mostly coming from the East.
Daily weather in January for Halong Bay
Click on any day in January to get detailed info about the usual weather on that day in Halong Bay. Check out the historical temperatures and precipitation over the past 10 years on this day.
January weather comparison
| Halong Bay | New York | |
|---|---|---|
| Average temperature | 21°C | 5°C |
| Max. temperature | 24°C | 11°C |
| Min. temperature | 15°C | -5°C |
| Total precipitation | 51 mm | 97 mm |
| Rainy days | 9 days | 12 days |
Start of January
The month of January starts in Halong Bay with warm temps, averaging around 22°C during the day and nights around 17°C.
Mid January
By mid-January, daytime temps drop to around 21°C, with nights around 16°C. Not much precipitation expected during this period. It’s mostly dry and sunny.
End of January
By the end of January, the average daytime temperature in Halong Bay is around 22°C, while nighttime temps are about 16°C. Expect regular precipitation, but if you’re lucky, you’ll also get some dry and sunny days.
UV index
The UV index is a maximum of 6 this month. That's a moderate to high value on the intensity scale of 1 to 11. Unprotected skin can burn within 15-25 minutes.
Check out the climate of Halong Bay for all months and discover the best travel time
Curious about the weather in other parts of Vietnam? Check out the climate and weather for spots like Hanoi, Ho Chi Minh City, Hội An, or explore other destinations in Vietnam.
Temperature charts
These charts show the average temperatures in January in Halong Bay, Vietnam. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Daily Temperature in January in Halong Bay
Temperature in January in Halong Bay over the years
Precipitation charts
These charts show the average amount of precipitation in January in Halong Bay, Vietnam. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.
Daily Precipitation in January in Halong Bay
Total precipitation in January in Halong Bay over the years
Daily UV index in January in Halong Bay
This chart shows the average daily UV index in January in Halong Bay, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Weather experiences in January in Halong Bay
Have you been to Halong Bay in January?
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Average weather in Halong Bay by month
Click on a month below to see detailed weather info for Halong Bay. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.