Hanoi weather in May
Monthly temperatures, rain, humidity, what to wear and what to pack — 2024–2025 historical average
Hanoi May weather at a glance
In May, Hanoi averages 27.3°C, with typical highs of 31°C and lows of 24.7°C. The historical average is 21 wet days and 84% humidity.
Hanoi May temperature & humidity
Hanoi May rain & wet days
Pack a light rain jacket, waterproof pouch and quick-dry shoes. Keep an indoor stop available between outdoor activities.
What to wear in Hanoi in May
Expect intense heat. Pack lightweight quick-dry clothing, sun protection and a refillable bottle. Rain is frequent at roughly 21 days in the month; pack a rain jacket and water-resistant shoes. High humidity makes quick-dry clothing and a spare top especially useful.
- DaytimeBreathable short sleeves, hat and sunscreen · average high 31°C
- Morning & eveningLight layer for air-conditioned rooms · average low 24.7°C
- FootwearComfortable walking shoes; quick-dry footwear for rainy days.
Packing essentials
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Hanoi May sunrise & sunset times
2026 May · Local time (Asia/Bangkok)
| Date | Sunrise | Sunset | Daylight |
|---|---|---|---|
| 2026-05-01 | 05:26 | 18:21 | 12h 55m |
| 2026-05-15 | 05:19 | 18:27 | 13h 8m |
| 2026-05-31 | 05:15 | 18:34 | 13h 19m |
For sunset photos, arrive before the listed sunset time. Clouds, mountains and buildings can change when the sun becomes visible or disappears.
Calculated for the city coordinates with daylight saving applied. SunCalc · tz-lookup
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Hanoi rainy season & dry season
Is May wet or dry?
Vietnam’s rainy and dry periods differ between the north, centre and south. Da Nang and Phu Quoc do not share the same rainfall calendar; compare the monthly data for your destination. The 2024–2025 average for May is 21 wet days.
2024–2025 wet-day averages, not long-term season boundaries. Wet days do not mean all-day rain.
Packing for rainy and dry periods
For rainy periods, bring a light rain jacket, a waterproof pouch and quick-dry clothes. In drier months, pack sunscreen and a hat, plus a compact umbrella for showers. For beach trips, check the boat operator’s weather and cancellation notices.
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Hanoi travel essentials
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Best months to visit Hanoi
Bar height shows our simple weather-comfort score, not a safety rating; colour shows temperature.
May weather by year
Daily weather in 2025
Daily high and low temperatures; blue labels show precipitation
Frequently asked questions
What is Hanoi weather like in May?
In May, Hanoi averages 27.3°C, with typical highs of 31°C and lows of 24.7°C. The historical average is 21 wet days and 84% humidity. Our weather-comfort rating for this month is challenging.
Does it rain a lot in Hanoi in May?
There are about 21 wet days in May. Pack a rain jacket and water-resistant shoes.
What should I wear in Hanoi in May?
Expect intense heat. Pack lightweight quick-dry clothing, sun protection and a refillable bottle. Rain is frequent at roughly 21 days in the month; pack a rain jacket and water-resistant shoes. High humidity makes quick-dry clothing and a spare top especially useful.
What are the best months to visit Hanoi?
Recent weather data rates January, March, November, December among the more comfortable months.
Where can I check Hanoi weather in May in real time?
Check local webcams for the view right now and a local weather service for today’s forecast. Monthly temperatures here are historical averages.
Is May rainy or dry season in Hanoi?
Vietnam’s rainy and dry periods differ between the north, centre and south. Da Nang and Phu Quoc do not share the same rainfall calendar; compare the monthly data for your destination. The 2024–2025 average for May is 21 wet days.
Which months have fewer rainy days in Hanoi?
In our 2024–2025 data, November, December, January have the fewest wet days. These are recent observations, not long-term climate normals. Compare temperatures and your planned activities as well.
What time are sunrise and sunset in Hanoi in May?
On 2026-05-15, calculated sunrise is 05:19 and sunset is 18:27 in local time (Asia/Bangkok). Times vary by date and terrain.
Hanoi weather by month
More Southeast Asia destinations in May
Open-Meteo (CC BY 4.0) · 2024–2025 historical data, aggregated and rounded by this site. Not a forecast or long-term climate normal. Calculation method and limitations