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Haiphong Weather by Month
Average temperatures, rainfall and humidity for Haiphong, Vietnam, month by month, built from OpenWeather's historical records. Use it to see what a typical Haiphong month looks like before you travel — then check the live Haiphong forecast for the days ahead.
Warmest month
June
33°C average high
Coolest month
January
15°C average low
Wettest month
August
201 mm of rain
Driest month
February
29 mm of rain
Average temperature and rainfall in Haiphong by month
Averages of the daily highs and lows recorded in each month, with total rainfall, mean humidity and mean wind speed.
| Month | Avg high | Avg low | Record low / high | Rainfall | Humidity | Wind |
|---|---|---|---|---|---|---|
| January | 20°C | 15°C | 4°C / 30°C | 34 mm | 82% | 11 km/h |
| February | 21°C | 16°C | 5°C / 29°C | 29 mm | 85% | 10 km/h |
| March | 24°C | 19°C | 10°C / 32°C | 55 mm | 86% | 10 km/h |
| April | 27°C | 22°C | 12°C / 37°C | 90 mm | 85% | 11 km/h |
| May | 31°C | 26°C | 19°C / 39°C | 78 mm | 84% | 13 km/h |
| June | 33°C | 27°C | 19°C / 39°C | 118 mm | 82% | 13 km/h |
| July | 32°C | 27°C | 23°C / 38°C | 154 mm | 84% | 11 km/h |
| August | 32°C | 26°C | 6°C / 38°C | 201 mm | 88% | 10 km/h |
| September | 31°C | 25°C | 21°C / 37°C | 137 mm | 87% | 10 km/h |
| October | 29°C | 23°C | 15°C / 35°C | 65 mm | 80% | 11 km/h |
| November | 26°C | 20°C | 11°C / 33°C | 33 mm | 81% | 11 km/h |
| December | 22°C | 16°C | 6°C / 28°C | 39 mm | 79% | 11 km/h |
Best time to visit Haiphong
The most comfortable time to visit Haiphong is generally March and November to December, balancing mild daytime temperatures against the driest stretch of the year. The city has a moderate seasonal swing and rain concentrates around August, totalling about 1033 mm a year.
Travellers who prefer heat should aim for June, when highs average 33°C. August is the month to avoid if rain would spoil your plans — it averages 201 mm, roughly 7× the rainfall of February.
Source: OpenWeather historical and statistical weather data. Values are long-term averages, not a forecast — see the Haiphong forecast for what is happening now.