Weather in Hanoi, Vietnam 🇻🇳
Live weather in Hanoi, currently 24°C with smoky haze. View the 7-day forecast, hourly conditions, and air quality index. Hanoi is in Vietnam — see weather across all major cities in Vietnam, or browse the hottest cities right now worldwide.
24.3°C
feels like 27.1°C
Smoky haze
Current Weather in Hanoi, Vietnam Updated at 2:30 AM today
| 💧 Humidity: | 76% |
| 🌬️ Wind: | 4.7 kph (316°) |
| 🌡️ Pressure: | 1009.0 mb |
| 👁️ Visibility: | 5.9 km |
| 🌧️ Precipitation: | 0.0 mm |
| ☁️ Cloud Cover: | 45% |
| ☀️ UV Index: | 0.0 |
| 🌅 Sunrise: | 05:41 AM |
| 🌇 Sunset: | 06:08 PM |
What is the weather like in Hanoi right now?
It's a warm 24°C night in Hanoi right now, with smoky haze. Mist is softening every outline in view. It feels a little warmer than it reads, nearer 27°C. The air feels damp at 76% humidity.
Air quality is unhealthy for sensitive groups (EPA index 3, PM2.5 65) — take it easy if you have a lung or heart condition. Daylight runs from 05:41 AM to 06:08 PM today — about 12h 27m.
The warmest part of the day lands near 2pm at around None°C. Today is cooler than normal — around 7°C under the typical September high of 32°C.
It's an unsettled week ahead, with the wettest day looking like Thursday. Today's high stays well short of Hanoi's record for the date, 36°C.
Ideal conditions in Hanoi today — get out and enjoy it.
7-Day Weather Forecast for Hanoi, Vietnam 🇻🇳
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Hourly Weather Forecast for Hanoi, Vietnam 🇻🇳 Today
Air Quality Index in Hanoi, Vietnam 🇻🇳 (AQI)
US EPA Index
Environmental Protection Agency
UK DEFRA Index
Department for Environment, Food & Rural Affairs
| Parameter | Value |
|---|---|
| US EPA Index: | 3 (Unhealthy for sensitive group) |
| UK DEFRA Index: | 9 (High) |
| CO: | 1608.0 µg/m³ |
| O3: | 10.0 µg/m³ |
| NO2: | 51.0 µg/m³ |
| SO2: | 25.3 µg/m³ |
| PM2.5: | 65.0 µg/m³ |
| PM10: | 66.8 µg/m³ |
About Hanoi
Hanoi, the thousand-year-old capital of Vietnam, sits on the banks of the Red River in the country’s north, blending ancient charm with modern energy. The Old Quarter’s labyrinth of narrow streets buzzes with motorbikes, street stalls, and colonial-era shophouses, while Hoan Kiem Lake offers a serene counterpoint. The city’s French legacy shines in leafy boulevards and iconic sights like the Opera House, the Temple of Literature, and the mausoleum of Ho Chi Minh. Surrounded by fertile delta plains and punctuated by numerous lakes, Hanoi feels intimate yet sprawling, a place where the aroma of phở and egg coffee wafts through humid air.
The climate is classified as humid subtropical with a dry winter (Köppen Cwa). Summers, from May to September, are hot and oppressively humid, with average highs around 33°C and frequent downpours. Rainfall peaks in July and August, often arriving as sudden, heavy afternoon thunderstorms. Winters (December to February) are cool and crisp, with temperatures dipping to 10–15°C; though generally dry, occasional drizzles and overcast skies are common. Spring and autumn bring mild, pleasant conditions. Packing requires lightweight, breathable fabrics and an umbrella for summer, plus a light jacket and layers for winter. Humidity is a near-constant companion, especially from April through October.
The best time to visit weather-wise is during autumn (October–November) or spring (March–April), when temperatures are comfortably warm, humidity is lower, and skies are clearer. Hanoi experiences notable weather phenomena: from August to September, remnants of tropical cyclones can lash the city with heavy rain and gusty winds. Winter mornings sometimes see a dense, misty fog that softens the city’s silhouette, while occasional cold surges from the north can bring temperatures below 10°C. These seasonal rhythms give Hanoi an atmospheric character that shifts as dramatically as its bustling streets.
Weather in Other Major Cities in Vietnam 🇻🇳
Other Cities in the Same Time Zone as Hanoi
These cities share Hanoi's local time (Asia/Bangkok) — useful for scheduling calls or comparing daylight hours.