14Β° to 20Β°
Cold & Grey
Cold and often drizzly, with low cloud settling over the harbor.
π§₯ Warm layersβοΈ Drizzle likely
16Β° to 21Β°
Damp & Overcast
The cloudiest, dampest month of the year, with the least sunshine of the whole year.
π§₯ Warm layersβοΈ Drizzle likely
18Β° to 23Β°
Cold Season Fades
Warming slowly, though the sky often stays overcast and the sun is still rarely seen.
π§₯ Light jacketβοΈ Drizzle possible
22Β° to 27Β°
Spring's Best
One of the best months of the year, mild and increasingly clear, with calm seas for a Cat Ba trip.
π§₯ Light layersπ€ Best cruising weather
24Β° to 31Β°
Heat & Rain Build
The monsoon starts creeping in as the heat climbs, with the year's first properly warm, humid days.
β Umbrella essentialπ₯΅ Heat building
26Β° to 33Β°
Deep Monsoon
Hot, muggy, and increasingly wet, with rain a regular fixture now.
β Umbrella essentialπ₯΅ Heat protection
26Β° to 32Β°
Peak Heat
Among the hottest months of the year, with frequent, sometimes heavy rain.
β Heavy rain gearπ₯΅ Heat protection
26Β° to 32Β°
Wettest Month
The rainiest month of the year, hot, muggy, and prone to sudden heavy downpours.
β Heavy rain gearβ οΈ Flash-flood aware
24Β° to 31Β°
Summer Lingers
Still hot and rainy, though the heaviest of the monsoon starts to ease, and Do Son's buffalo fighting festival takes over the town.
π
Do Son Buffalo Fighting Festival, 9th day of the 8th lunar month
A centuries-old festival honoring local water deities with ceremonial buffalo fights, drawing large crowds to the Do Son peninsula. The exact date shifts each year with the lunar calendar but usually lands in September.
β Umbrella handyπ Buffalo festival
23Β° to 29Β°
Autumn Arrives
One of the most pleasant months of the year, cooling fast with noticeably less rain and clearer skies.
π§₯ Light layersβ¨ Best sightseeing weather
19Β° to 27Β°
Best of Autumn
Widely considered the best month of the year: mild, comparatively dry, and calm for a bay cruise.
π§₯ Light jacketπ€ Best cruising weather
16Β° to 22Β°
Winter Begins
Cooler and greyer again, though still noticeably sunnier and less bleak than January or February.
π§₯ Warm layersβοΈ Drizzle possible
β
β
β
peak season, β
β
β decent shoulder months, β
ββ true off-peak, based on rain frequency, heat, and haze.
Frequently asked questions
When is monsoon season in Haiphong?›
Haiphong's monsoon season runs roughly from May through September, with August historically the wettest, averaging around 361mm of rain across 17 days.
What is the best time of year to visit Haiphong?›
Late October into November is historically Haiphong's most reliable window, when Cat Ba and Lan Ha Bay are calmest for cruising. April offers a second, slightly less certain window.
What is the least favorable time to visit Haiphong?›
February is historically the coldest, cloudiest, and most drizzle-prone month, while June through August sit deep in the summer monsoon, hot, humid, and prone to sudden heavy downpours.
Which month has the most rain in Haiphong?›
August is historically the wettest month, averaging around 361mm of rain across 17 days.
Which month is the driest in Haiphong?›
December is historically the driest month, averaging around 20mm of rain.
How hot does Haiphong get?›
June is historically the hottest month of the year.
What should I pack for Haiphong during the rainy season?›
An umbrella and rain gear are worth having from around May through September, when the summer monsoon brings the bulk of the year's rain.
Is there a festival in Haiphong worth planning a trip around?›
The Do Son Buffalo Fighting Festival, held on the 9th day of the 8th lunar month (usually September), draws large crowds for ceremonial buffalo fights and is recognized as a National Intangible Cultural Heritage.
How many hours of sunshine does Haiphong get per day on average?›
It ranges from around 1.5 hours a day in February and March up to about 6.5 hours a day in July.
Is Haiphong a good base for visiting Lan Ha Bay?›
Yes. Haiphong is the main gateway to Cat Ba Island and Lan Ha Bay, whose limestone karsts rival Halong Bay's but see far fewer visitors.