Ha long Bay Weather in April
April in Ha long Bay averages 26°C (79°F) during the day and 22°C (72°F) at night. Quite a bit of rainfall is typical this month, with around 71 mm (2.8 in) on average. An umbrella is a good idea.
Rainfall in Ha long Bay in April
Climate statistics over the past 30 years suggest around 13 days of rain, with 71 mm (2.8 in) average for the month. The rainfall pattern this month is fairly balanced. Showers tend to be moderate rather than extreme.
Temperature in Ha long Bay in April
Ha long Bay in April has perfect weather. Days reach 26°C (79°F) and nights cool to 22°C (72°F). This kind of day-to-night contrast is typical for this time of year. With lows of 22°C (72°F), the nights are warm and generally comfortable.
Sunshine in Ha long Bay in April
The month has fewer sunny days, with around 89 hours of sunshine.If your ideal day consists of dry skies and pleasant temperatures, January, February, March, April, November and December typically offer the best circumstances for Ha long Bay.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Vietnam, check out our Ha long Bay's climate page.
Ha long Bay Temperature in April
Min Temperature
22°C (72°F)
Max Temperature
26°C (79°F)
Chance of Rain
42%
Precipitation
71 mm (2.8 in)
Rainy days
13 days
Humidity
87% *
Sunshine
89 hours *
Percentage Sunshine
*
Daily Historical Temperatures
48-year average (1976-2025)
Based on our historical records, temperatures in Ha long Bay typically rise from around 24°C (75°F) at the start of April to approximately 28°C (82°F) by the end. Nights are warm, with lows typically ranging from 20°C (68°F) to 23°C (73°F).
Average temperatures in April
Daily Historical Precipitation
48-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in April
Historical weather for Ha long Bay in April
Browse day-by-day weather records for Ha long Bay spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Ha long Bay historical weather extremes in April
The extremes listed below come from historical weather data collected in Ha long Bay from 2002 through 2026.
- The warmest day in April was on April 21, 2017, with a maximum of 34°C (93°F).
- Ha long Bay experienced its chilliest April day on April 4, 2007, reaching only 18°C (64°F).
- The lowest overnight temperature recorded in April was 14°C (57°F) (April 4, 2007).
Best Places in Vietnam in April
Find out more about the weather in Vietnam and which places have the best travel conditions in this month. See all of Vietnam in April →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Ha long Bay in April
Warm temperatures in April make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Rain gear is recommended, you can expect wet weather on multiple days. Sunglasses aren't essential this month, though you might want them for the occasional bright moment.What To Do in Ha long Bay in April
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Vietnam, check out our Ha long Bay's climate page.
Temperature Rainfall Sunshine Humidity
See the full Ha long Bay climate overview or explore weather in Vietnam.
