Ha Long Weather
Ha Long weather today, the 14-day forecast, and average temperature, rain and what to wear for every month — compared against Hong Kong. Best months to visit: Jan, Feb, Mar, Apr, Oct, Nov and Dec.
Ha Long current weather
Ha Long now (local time 14:15)
27°C
Drizzle
- Feels like
- 33°
- Humidity
- 85%
- Wind
- 4 km/h
Next 7 days · what to wear
20° – 31°C
Rain likely on 2 of 7 days
👕 T-shirts, shorts and breathable fabrics; sunscreen and water.
Ha Long 14-day forecast
Today
10/4
⛈️
31°
24°
💧94%
Mon
10/5
⛈️
29°
22°
💧88%
Tue
10/6
☁️
29°
21°
💧0%
Wed
10/7
☀️
30°
20°
💧0%
Thu
10/8
⛅
30°
21°
💧1%
Fri
10/9
☁️
30°
23°
💧4%
Sat
10/10
☁️
31°
23°
💧16%
Sun
10/11
⛅
32°
23°
💧8%
Mon
10/12
⛅
31°
23°
💧8%
Tue
10/13
🌤️
31°
24°
💧18%
Wed
10/14
⛅
32°
25°
💧29%
Thu
10/15
🌤️
31°
25°
💧31%
Fri
10/16
🌦️
31°
25°
💧35%
Sat
10/17
🌦️
31°
25°
💧45%
Best time to visit Ha Long
On temperature and rainfall, the most comfortable months in Ha Long are Jan, Feb, Mar, Apr, Oct, Nov and Dec. The hottest month is June (average high 31°C) and the coldest is January (average low 13°C).
Ha Long climate by month
| Month | Avg high | Avg low | Rain | Humidity | vs Hong Kong |
|---|---|---|---|---|---|
| JanBest | 20°C | 13°C | 39 mm | 79% | 0°C |
| FebBest | 22°C | 14°C | 25 mm | 81% | +1°C |
| MarBest | 25°C | 17°C | 50 mm | 82% | +1°C |
| AprBest | 28°C | 21°C | 69 mm | 82% | +1°C |
| May | 31°C | 25°C | 168 mm | 84% | +1°C |
| Jun | 31°C | 27°C | 213 mm | 86% | 0°C |
| Jul | 31°C | 27°C | 302 mm | 86% | 0°C |
| Aug | 31°C | 26°C | 338 mm | 86% | 0°C |
| Sep | 30°C | 25°C | 240 mm | 83% | -1°C |
| OctBest | 28°C | 22°C | 122 mm | 80% | -1°C |
| NovBest | 25°C | 18°C | 51 mm | 79% | -1°C |
| DecBest | 21°C | 14°C | 28 mm | 76% | -1°C |
Data: NASA POWER 2001–2020 climatology (MERRA-2, elevation-corrected); Hong Kong comparison uses HKO 1991–2020 normals.
Ha Long weather month by month: what to wear
Ha Long in OctoberBest monthThis month
October in Ha Long is warm to hot: average highs of 28°C and lows of 22°C, around 122 mm of rain (some rain) and 80% humidity — about the same as Hong Kong. It's one of the most comfortable months of the year to visit.
👕 Short sleeves, plus a light layer for air-conditioned interiors; humid, so quick-dry fabrics help.
Ha Long in NovemberBest month
November in Ha Long is pleasantly warm: average highs of 25°C and lows of 18°C, around 51 mm of rain (mostly dry) and 79% humidity — about the same as Hong Kong. It's one of the most comfortable months of the year to visit.
👕 Short sleeves, plus a light layer for air-conditioned interiors.
Ha Long in DecemberBest month
December in Ha Long is pleasantly warm: average highs of 21°C and lows of 14°C, around 28 mm of rain (dry) and 76% humidity — about the same as Hong Kong. It's one of the most comfortable months of the year to visit.
👕 Short sleeves with a light long-sleeve or jacket for cool mornings and evenings.
Ha Long in JanuaryBest month
January in Ha Long is mild and cool: average highs of 20°C and lows of 13°C, around 39 mm of rain (mostly dry) and 79% humidity — about the same as Hong Kong. It's one of the most comfortable months of the year to visit.
👕 Short sleeves with a light long-sleeve or jacket for cool mornings and evenings.
Ha Long in FebruaryBest month
February in Ha Long is pleasantly warm: average highs of 22°C and lows of 14°C, around 25 mm of rain (dry) and 81% humidity — about the same as Hong Kong. It's one of the most comfortable months of the year to visit.
👕 Short sleeves with a light long-sleeve or jacket for cool mornings and evenings.
Ha Long in MarchBest month
March in Ha Long is pleasantly warm: average highs of 25°C and lows of 17°C, around 50 mm of rain (mostly dry) and 82% humidity — about the same as Hong Kong. It's one of the most comfortable months of the year to visit.
👕 Short sleeves with a light long-sleeve or jacket for cool mornings and evenings.
Ha Long in AprilBest month
April in Ha Long is warm to hot: average highs of 28°C and lows of 21°C, around 69 mm of rain (mostly dry) and 82% humidity — about the same as Hong Kong. It's one of the most comfortable months of the year to visit.
👕 Short sleeves, plus a light layer for air-conditioned interiors; humid, so quick-dry fabrics help.
Ha Long in May
May in Ha Long is warm to hot: average highs of 31°C and lows of 25°C, around 168 mm of rain (wet) and 84% humidity — about the same as Hong Kong.
👕 T-shirts, shorts and breathable fabrics; sunscreen and water; it's wet, so pack a compact umbrella; humid, so quick-dry fabrics help.
Ha Long in June
June in Ha Long is hot: average highs of 31°C and lows of 27°C, around 213 mm of rain (wet) and 86% humidity — about the same as Hong Kong.
👕 T-shirts, shorts and breathable fabrics; sunscreen and water; it's wet, so pack a compact umbrella; humid, so quick-dry fabrics help.
Ha Long in July
July in Ha Long is warm to hot: average highs of 31°C and lows of 27°C, around 302 mm of rain (very wet) and 86% humidity — about the same as Hong Kong.
👕 T-shirts, shorts and breathable fabrics; sunscreen and water; it's wet, so pack a compact umbrella; humid, so quick-dry fabrics help.
Ha Long in August
August in Ha Long is warm to hot: average highs of 31°C and lows of 26°C, around 338 mm of rain (very wet) and 86% humidity — about the same as Hong Kong.
👕 T-shirts, shorts and breathable fabrics; sunscreen and water; it's wet, so pack a compact umbrella; humid, so quick-dry fabrics help.
Ha Long in September
September in Ha Long is warm to hot: average highs of 30°C and lows of 25°C, around 240 mm of rain (wet) and 83% humidity — about the same as Hong Kong.
👕 T-shirts, shorts and breathable fabrics; sunscreen and water; it's wet, so pack a compact umbrella; humid, so quick-dry fabrics help.
FAQ
›What is the best time to visit Ha Long?
On temperature and rainfall, the most comfortable months in Ha Long are Jan, Feb, Mar, Apr, Oct, Nov and Dec. The hottest month is June (average high 31°C) and the coldest is January (average low 13°C).
›What's the weather like in Ha Long in October, and what should I wear?
October in Ha Long is warm to hot: average highs of 28°C and lows of 22°C, around 122 mm of rain (some rain) and 80% humidity — about the same as Hong Kong. It's one of the most comfortable months of the year to visit. What to wear: Short sleeves, plus a light layer for air-conditioned interiors; humid, so quick-dry fabrics help.
›What's the weather like in Ha Long in November, and what should I wear?
November in Ha Long is pleasantly warm: average highs of 25°C and lows of 18°C, around 51 mm of rain (mostly dry) and 79% humidity — about the same as Hong Kong. It's one of the most comfortable months of the year to visit. What to wear: Short sleeves, plus a light layer for air-conditioned interiors.
›When is the rainy season in Ha Long?
Ha Long is wettest in August, with about 338 mm on average, and driest in February, with about 25 mm.
›How cold does Ha Long get? Does it snow?
The coldest month is January, averaging 20°C by day and 13°C at night. Snow is very unlikely.
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Forecast data: Open-Meteo.com (CC BY 4.0), refreshed every 3 hours. Hottest month: June; coldest: January.