Which is the hottest month in Vietnam?

The hottest time of year in Hanoi, Vietnam is normally July. Expect maximum daytime temperatures to reach 33°C with extreme heat and humidity.

Best time to visit Vietnam

Q: When is the best time to visit Vietnam?

The best time to visit Vietnam (Hanoi) is November based on the following average weather conditions. Maximum daytime temperature = 22 - 30°C. Daily hours of sunshine = 10 hours or more.

Q: Which month has the most rain in Vietnam?

In terms of rainfall, August is usually the wettest month in Hanoi, Vietnam with 297mm on average. There are normally 17 days in August with some rain.

Q: When is it sunniest in Vietnam?

The sunniest time of year in Hanoi, Vietnam is normally September with bright sunshine on average for 48% of daylight hours; that's 6 hours of sunshine per day.

Vietnam, which is now attracting more and more visitors, is a tropical country with a typical monsoon climate. Most of the country has one rainy season from May to September when humidity is at its highest and conditions can be sultry and oppressive.

Vietnam by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

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Top Vietnam destinations

Below are average maximum temperatures at popular countries, regions and places in Vietnam in July. Select a holiday destination to see more weather parameters.

All Vietnam destinations

When is the best time to visit Vietnam?

The best time to visit Vietnam (Hanoi) is November based on the following average weather conditions.

Maximum daytime temperature = 22 - 30°C [remove]
Daily hours of sunshine = 10 hours or more [remove]

Change the criteria to reflect your weather preferences.

2
Jan
2
Feb
2.5
Mar
3
Apr
2
May
1.5
Jun
1.5
Jul
2
Aug
2.5
Sep
3
Oct
3.5
Nov
3
Dec

Change criteria

Max Day Temperature (°C)

20
Jan
20
Feb
23
Mar
27
Apr
32
May
33
Jun
33
Jul
32
Aug
31
Sep
29
Oct
25
Nov
22
Dec

Hours of Sunshine (daily)

3
Jan
2
Feb
2
Mar
4
Apr
6
May
6
Jun
6
Jul
6
Aug
6
Sep
5
Oct
5
Nov
4
Dec

Best time to visit

Destination

Daytime temperature

Sunshine hours

Sea temperature

Monthly rainfall

Days with some rain

Heat & humidity

The weather guide for Vietnam (Hanoi) shows long term weather averages processed from data supplied by CRU (University of East Anglia) & today's weather forecast provided by meteoblue. Find out more about our data sources.

Metric (°C / mm) | Imperial (°F / inches)

Vietnam weather overview

Outside of the rainy season months, much of Vietnam is virtually dry. Exceptions to this are parts of the central highlands which experience most of their rain between September and January.

The south of Vietnam is warmest and sunniest during the dry winter months. In the north, there is very little sun and cold fronts blowing in from China reduce temperatures.

What to pack for Vietnam weather

Take light clothing, rainwear during the monsoon season and warmer clothing if you are going north or up into the mountains during the winter.

More about Vietnam

Explore our complete guide to Vietnam with the latest travel advice for travellers and holidaymakers including official updates and local travel tips for Vietnam.

Essential travel guide
Travel guidance
Travel health
Travel features
Top travel deals
FAQs

Vietnam travel guide - essential info

Below is a beginner's guide to Vietnam with essential travel facts such as dominant language spoken, typical flight time from the UK and the local currency. You can also check whether visas are required and what plug adapter you need to pack.

Vietnam - quick facts
Flight time^✝	15 hours
Time difference	UK +7 hours
Language(s)	Vietnamese
Currency	Vietnamese Dong
Electricity	A + B + C plug (220V)
Driving side	Right
Visa^✝	Yes

Why visit Vietnam?

Considering a holiday to the Vietnam? Here are some of the very good reasons it makes such a wonderful holiday destination be it for beaches or culture to ensure you get the most out of your 2025/2026 escape.

Beaches
Culture
Nature
Nightlife

Vietnam tourist information

Vietnam Tourism

✝ = Typical flight time from the UK and visa requirements for UK travellers.

Travelling to Vietnam?
Hotels Flights eSIMs Travel insurance

Vietnam travel guidance

Check the latest travel guidance and advice on visiting Vietnam from official government sources (in english) from around the world including entry requirements and travel restrictions.

UK traveller advice for Vietnam - UK FCDO
Irish traveller advice for Vietnam - Department of Foreign Affairs, Ireland
Canadian travel advice for Vietnam - Government of Canada
US travel advisories for Vietnam - US Department of State
Safe travel advisories for Vietnam - Ministry of Foreign Affairs, New Zealand
Smarter traveller advice for Vietnam - Department of Foreign Affairs, Australia

Learn more about the current safety and security risks from terrorism, natural disasters and more. Read about the local laws and customs to consider when travelling around Vietnam.

Note: UK FCDO - UK Foreign, Commonwealth & Development Office

Vietnam travel health

Find out more about staying safe when travelling to Vietnam with the latest guidance on required vaccinations and recommended medication to take with you.

Vaccines & medicines for Vietnam - CDC
Health & vaccinations for Vietnam - TravelHealthPro, NaTHNac
How to stay safe & healthy in Vietnam - Fit for Travel, Public Health Scotland

Check out the general travel tips for staying safe and healthy in Vietnam, risks of preventable diseases and what to pack.

Note: CDC - Centers for Disease Control and Prevention

Vietnam travel features

Do you want to learn more about Vietnam? Read our latest features covering travel tips and insider destination guides on where to go and what to do in Vietnam.

Vietnam FAQs

Read our frequently asked questions about travelling to Vietnam including the current entry restrictions, driving side, electrical plugs used and much more.

Which month has the most rain in Vietnam?

In terms of rainfall, January is usually the wettest month in Hanoi, Vietnam with 0mm on average. There are normally no days in January with some rain.

When is it sunniest in Vietnam?

The sunniest time of year in Hanoi, Vietnam is normally January with bright sunshine on average for 0% of daylight hours; that's 0 hours of sunshine per day.

When is the sea warmest in Vietnam?

The sea is usually at its warmest in Hanoi, Vietnam in January when the water temperature reaches 0°C.

What is the flight time to Vietnam from the UK?

The flight time to Vietnam from the UK is typically 15 hours.

What is the time difference between Vietnam and the UK?

The time difference between Vietnam and the UK is UK time+7 hours.

What is the main language spoken in Vietnam?

The main language spoken in Vietnam is Vietnamese.

Learn a language for Vietnam with Rosetta Stone^*.

What is the currency in Vietnam?

The currency in Vietnam is the Vietnamese Dong (VND).

Send money to Vietnam with Wise.com^* and World Remit^*.

Which plugs are used in Vietnam?

Vietnam uses electrical plug type A + B + C (220 Volts).

Which side of the road do they drive on in Vietnam?

They drive on the right side of the road in Vietnam.

Find out more about driving in Vietnam with International Drivers Association^*.

Do you need a visa for Vietnam?

Yes, UK passport holders do need a visa to enter Vietnam.

Check Vietnam visa requirements for all passport holders with VisaHQ^*.

Vietnam travel deals

Holidays to Vietnam

Check out the latest deals, discount codes and special offers on holidays to Vietnam in 2025/2026. Pay low deposits and save with last minute holiday availability and free kids places.