VietnamThe weather in April in Halong Bay
It's warm in April in Halong Bay with an average temperature of 27°C. Temperatures this month range from a low of 26°C to a high of 30°C. At night, you can expect temperatures between 21°C and 24°C.
Looking for great weather? April 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 April 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 35°C in 2015, Halong Bay reached the highest temperature in April over the past 10 years. The lowest daytime temperature in this month was 19°C in 2020. The extreme nighttime temperatures ranged from a lowest recorded value of 11°C to a highest value of 27°C.
Rainfall amount
In April, there is an average of 92 mm of precipitation, spread over 13 days. The wind speed is around 3 Bft, mostly coming from the Southeast.
Daily weather in April for Halong Bay
Click on any day in April 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.
April weather comparison
| Halong Bay | New York | |
|---|---|---|
| Average temperature | 27°C | 17°C |
| Max. temperature | 30°C | 22°C |
| Min. temperature | 21°C | -5°C |
| Total precipitation | 92 mm | 81 mm |
| Rainy days | 13 days | 11 days |
Start of April
The month of April starts in Halong Bay with hot temps, averaging around 27°C during the day and nights around 22°C.
Mid April
By mid-April, daytime temps rise to around 28°C, with nights around 23°C. There’s a chance of some showers during this time, but plenty of dry and sunny days too.
End of April
By the end of April, the average daytime temperature in Halong Bay is around 29°C, while nighttime temps are about 24°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 8 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 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 April 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 April in Halong Bay
Temperature in April in Halong Bay over the years
Precipitation charts
These charts show the average amount of precipitation in April 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 April in Halong Bay
Total precipitation in April in Halong Bay over the years
Daily UV index in April in Halong Bay
This chart shows the average daily UV index in April 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 April in Halong Bay
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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.