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Vietnam · tool

Best time to visit Hanoi

Month-by-month weather, crowds, prices, and festival calendar — so you know exactly when to book.

Best time to visit Hanoi, Vietnam

Month-by-month breakdown of weather, crowds, prices, and seasonal highlights.

Month	Weather	Crowds	Prices	Highlights
January	15-20°C, dry with clear skies	moderate	moderate	• Lunar New Year (Tet) festivities if timed right • Cool, dry weather ideal for exploring ⚠ Tet can cause transport disruptions and some businesses may close.
February	17-22°C, dry with occasional mist	moderate	moderate	• Lingering Tet atmosphere • Pleasant, mild temperatures ⚠ Mist can reduce visibility at times.
March	20-25°C, mostly sunny and dry	moderate	moderate	• Comfortable temperatures • Low humidity • Good for outdoor activities
April	23-28°C, warm with scattered showers	moderate	moderate	• Blooming flowers • Warm but not yet oppressive heat
May	27-32°C, hot with increasing humidity and rain	moderate	moderate	• Late spring blooms • Fewer crowds before peak summer ⚠ Humidity and heat can be challenging for sightseeing.
June	28-34°C, very hot and humid with frequent heavy rain	moderate	moderate	• Monsoon season offers lush greenery ⚠ High heat, humidity, and heavy downpours are common.
July	29-35°C, very hot and humid with heavy monsoon rains	moderate	moderate	• Quieter tourist spots ⚠ Peak monsoon season; expect significant rainfall and high temperatures.
August	28-34°C, hot and humid with lingering monsoon rains	moderate	moderate	• Fewer international tourists ⚠ Still very hot and humid, with a high chance of rain.
September	26-31°C, warm with intermittent rain	moderate	moderate	• Transitioning out of monsoon • Fewer crowds ⚠ Typhoon season can still bring heavy rain and strong winds.
October	24-29°C, pleasant with low humidity and abundant sunshine	high	high	• Ideal weather for exploring • National Day celebrations • Crisp autumn air ⚠ One of the busiest months due to excellent weather.
November	21-26°C, dry, sunny, and comfortably cool	moderate	moderate	• Perfect weather for sightseeing • Low humidity
December	16-22°C, dry and cool with clear skies	moderate	moderate	• Coolest temperatures of the year • Festive atmosphere leading up to holidays

Annual events worth timing your trip around

January

Tet Nguyen Dan (Lunar New Year)

The most important festival in Vietnam, celebrating the arrival of spring.

May

Tet Han Thuc (Cold Food Festival)

Celebrated on the third day of the third lunar month, featuring sweet glutinous rice balls.

September

Mid-Autumn Festival (Tet Trung Thu)

A festival for children, marked by lanterns, mooncakes, and lion dances.

September

Vietnamese National Day

Commemorates the declaration of independence in 1945, with nationwide celebrations.

October

Hanoi's Capital Liberation Day

Celebrates the liberation of Hanoi in 1954.

Insider timing tips

•The shoulder seasons (March-April and October-November) offer the best balance of pleasant weather and manageable crowds.
•Hanoi experiences a distinct dry season (October-April) and a wet season (May-September), with the latter dominated by monsoon rains and high humidity.
•While Tet (Lunar New Year) is a vibrant cultural experience, many shops and services close for several days, impacting travel logistics.
•The summer months (June-August) are characterized by intense heat and humidity, often accompanied by heavy, disruptive downpours.
•September can still be affected by typhoons, though the heavy monsoon rains typically begin to subside.