The climate in Hạ Long during October can be summarized as hot, humid and damp.
October is in the fall / autumn in Hạ Long and is typically the 6th warmest month of the year. Daytime maximum temperatures average around a muggy 29°C (83°F), whilst at night 21°C (70°F) is normal.
|Daytime temperature||28.5°C 83.3°F|
|Nightly temperature||21.3°C 70.3°F|
|Average temperature||24.9°C 76.8°F|
|Daily sunshine||6 hrs|
|Avg rainfall||119 mm 4.7 ins|
|Rainy days||11 days|
|Sea temperature||27.9°C 82.2°F|
|Windspeed||6.5kph 4 mph|
On average October is the 6th wettest month of the year in Hạ Long with around 119mm 4.7 inches of rain making it a damp time to visit. This rainfall is typically spread over 11 days, although this may vary considerably.
On the flip side this corresponds to an average of 6 hours of sunshine per day.
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Hạ Long in October 2023.
|Hottest month:||July||32.4°C 90.3°F|
|Driest month:||December||24mm 0.9ins|
|Coldest month:||January||19.3°C 66.7°F|
|Wettest month:||August||312mm 12.3ins|