Ha Long Bay weather in April 2021

Get the latest coronavirus (COVID-19) updates for Vietnam with current travel advice, statistics and online resources.

  • 27°C maximum daytime temperature in April in Ha Long Bay27
    27°C max day temperature
  • 4 hours of sunshine per day
  • 13 days with some rainfall in April in Ha Long Bay13
    13 days with some rainfall
  • 21°C minimum night-time temperature in April in Ha Long Bay21
    21°C min night temperature
  • 13 hours of daylight per day in April in Ha Long Bay13
    13 hours of daylight per day
  • Moderate heat & humidity in April in Ha Long BayM
    Moderate heat & humidity
  • 91 mm monthly rainfall in April in Ha Long Bay91
    91 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in April in Ha Long Bay11
    11+ (Extreme) UV index
  • 23°C sea temperature in April in Ha Long Bay23
    23°C sea temperature

Recommended for Vietnam

  • Top deals & discounts
  • Ha Long Bay weather overview
  • Ha Long Bay climate averages by month
  • More destinations
  • Best time to go to Ha Long Bay
  • Ha Long Bay 5-day weather forecast

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

The April weather guide for Ha Long Bay, Vietnam shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

  • Save up to 30% on tours to Asia with G Adventures
  • Book tours, river cruises & sailing adventures
  • Travel before 31st March 2022 (inclusive)

Expires at 23:59 on Sunday 31st Jan 2021 · View all G Adventures offers

How hot is it in Ha Long Bay in April?

Daytime temperatures usually reach 27°C in Ha Long Bay in April with moderate heat and humidity, falling to 21°C at night.

How sunny is it in Ha Long Bay in April?

There are normally 4 hours of bright sunshine each day in Ha Long Bay in April - that's 32% of daylight hours.

How warm is the sea around Ha Long Bay in April?

The average sea temperature around Ha Long Bay in April is 23°C.

Does it rain in Ha Long Bay in April?

There are usually 13 days with some rain in Ha Long Bay in April and the average monthly rainfall is 91mm.

Ha Long Bay sunrise & sunset times for April 2021

Browse the sunrise & sunset times for Ha Long Bay in April 2021. Select a month to view Ha Long Bay sunrise & sunset times for the next twelve months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st April 2021 05:45 18:06
Thursday, 15th April 2021 05:33 18:11
Friday, 30th April 2021 05:22 18:16
  • Pay just £49 flexi-deposits per person on tours in 2021
  • Book escorted tours online with Titan Travel
  • Holidays to the America, Europe, Africa, Asia & more

Expires at 23:59 on Monday 1st Mar 2021 · View all Titan Travel offers

Metric (°C / mm)  |  Imperial (°F / inches)

Back to top

Discover more about Vietnam

Where is hot in Vietnam in April for 2021/2022?

Below are average maximum temperatures at popular destinations in Vietnam in April. Select a destination to see more weather parameters.

More destinations & map >>

Related posts

Popular travel offers

Top ^

*affiliate links: find out how we are funded and why this helps us remain free to use.