Ha Long Weather in October
Ha Long in October sees high temperatures, with highs around 29°C (84°F) and overnight lows of 23°C (73°F). Rainfall is fairly high at around 122 mm (4.8 in) on average, so pack waterproofs just in case.
Rainfall in Ha Long in October
You can expect rain on around 11 days based on historical patterns, with 122 mm (4.8 in) average for the month. Individual showers can be quite heavy this month. A proper umbrella or rain jacket is worth having.
Temperature in Ha Long in October
October in Ha Long sees highs of 29°C (84°F) and lows of 23°C (73°F) overnight. Conditions stay fairly consistent through the month, making it easier to plan what to wear. At 23°C (73°F) overnight, it stays warm after dark. Light, breathable clothing and good airflow in your room make a noticeable difference.
Sunshine in Ha Long in October
Enjoy a sunny month with about 190 hours of sunshine, the clear skies make Ha Long even more beautiful.For Ha Long itself, January, February, March, April, November and December generally stand out with the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
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's climate page.
Ha Long Temperature in October
Min Temperature
23°C (73°F)
Max Temperature
29°C (84°F)
Chance of Rain
37%
Precipitation
122 mm (4.8 in)
Rainy days
11 days
Humidity
79%
Sunshine
190 hours
Percentage Sunshine
Daily Historical Temperatures
49-year average (1976-2025)
Based on our historical records, temperatures in Ha Long typically stay consistent throughout October, with daily highs averaging around 29°C (84°F). Nights are warm, with lows typically ranging from 21°C (70°F) to 24°C (75°F).
Average temperatures in October
Daily Historical Precipitation
49-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in October
Historical weather for Ha Long in October
Browse day-by-day weather records for Ha Long spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Ha Long historical weather extremes in October
Based on 32 years of weather observations (1993-2025), these are the most extreme conditions recorded in Ha Long.
- On October 5, 2025, temperatures climbed to 35°C (95°F), marking the warmest October day on record.
- The lowest daytime temperature in October was 17°C (63°F), recorded on October 15, 2000.
- The lowest overnight temperature recorded in October was 14°C (57°F) (October 31, 2010).
Best Places in Vietnam in October
Find out more about the weather in Vietnam and which places have the best travel conditions in this month. See all of Vietnam in October →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Ha Long in October
Warm but pleasant conditions in Ha Long in October. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. Expect heavy rainfall, so bring good rain protection and waterproof bags. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.What To Do in Ha Long in October
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's climate page.
Temperature Rainfall Sunshine Humidity
See the full Ha Long climate overview or explore weather in Vietnam.
