Vietnam Hoi An Weather in May (Golden Week + Heat Begins) — Climate Guide
May (Golden Week + Heat Begins) in Hoi An is high
Hoi An Weather in May (Golden Week + Heat Begins) — Quick Answer
As of 2026- Avg temp
- 32° / 25°
- Rainfall
- 50mm · 5 days
- Crowds
- Very busy
As of 2026, Hoi An in May (Golden Week + Heat Begins) averages a high of 32°C and low of 25°C with 50mm of rain over about 5 days. Hot + occasional shower — t-shirts, UV protection, sun hat.
May (Golden Week + Heat Begins) is high for Hoi An.
Korean Golden Week (late April - early May) + Japanese Golden Week + Hoi An International Food Festival converge for peak crowds. UV becomes extreme.
Travel score
Asian Golden Week peak + heat ramps up
May (Golden Week + Heat Begins) Weather at a Glance
May begins Vietnam's transition from dry to wet season. 32/25°C with humidity rising to 80%. UV reaches 11 (extreme — equivalent to peak tropical sun). 50mm rain across 5 days = brief afternoon showers begin. Sea at 27°C is peak swimming temperature. Late May sees rain frequency increase.
May (Golden Week + Heat Begins) Travel Advice
Avoid May 1-7 (Asian Golden Week peak) unless booked 4 months ahead. May 8-25 offers good weather + manageable crowds. Plan early-morning (6-10am) + late-afternoon (5pm+) activity. Midday = pool, cafe, or indoor tailor/cooking sessions. The Hoi An Food Festival mid-month is excellent for food-focused travelers.
Flying In from Overseas
Peak Korean + Japanese travel. Direct DAD flights $500-900 during Golden Week. Korean travelers favor 4-night stays, Japanese 3-5 nights. Westerners declining as European spring vacations end.
May (Golden Week + Heat Begins) Pricing Trends
Anantara Hoi An $350-600/night, boutique $130-280/night, hostels $12-35/night. Golden Week (May 1-7) adds 30-50% premium.
Hoi An May (Golden Week + Heat Begins) Weather Stats
Avg High
32°C
Avg Low
25°C
Rainy Days
5
50mm total
Sunshine
8h
Daily avg
Humidity
80%
high
UV Index
11
Extreme
Wind
8 km/h
Gusts 20
Sea Temp
27°C
swimming peak
Crowds
Very busy
At attractions
May (Golden Week + Heat Begins) Sunrise & Sunset
Air Quality
PM2.5
15 μg/m³
PM10
25 μg/m³
Status
good
Feels-Like Temperature & Wind
Feels like
Daytime
36°C
Nighttime
25°C
Humidity and wind affect how the actual temperature feels.
Wind
8 km/h
Max gust 20 km/h
Activities Recommended for May (Golden Week + Heat Begins)
May (Golden Week + Heat Begins) Travel Pros & Cons
Pros
- Hoi An Food Festival showcases local cuisine
- 32°C with reliable sun
- Sea at peak warmth 27°C
Cons
- Korean + Japanese Golden Week overlap = peak crowds
- UV 11 extreme — sunburn risk severe
- Heat begins limiting midday activity
May (Golden Week + Heat Begins) Events & Festivals
- Korean Golden Week + Japanese Golden Week
- Hoi An Food Festival (mid-May)
- Vietnam Labor Day May 1
- Full-moon Lantern Festival May 1 + May 31
Hoi An in May (Golden Week + Heat Begins) — Full Picture
Korean Golden Week (late April - early May) + Japanese Golden Week + Hoi An International Food Festival converge for peak crowds. UV becomes extreme.
What to Wear & What to Pack
Hot + occasional shower — t-shirts, UV protection, sun hat.
Packing Checklist
Seasonal Weather Overview
Spring (Mar·Apr·May)
Current30°C
23°C
4.3/mo
Summer (Jun·Jul·Aug)
33.7°C
25.3°C
8.7/mo
Autumn (Sep·Oct·Nov)
28.3°C
22.3°C
13.3/mo
Winter (Dec·Jan·Feb)
25.3°C
19.7°C
7.7/mo
Hoi An Monthly Weather Comparison
| Month | High | Low | Rain | Sun | Humid | UV | Crowd | Price |
|---|---|---|---|---|---|---|---|---|
| 25° | 19° | 8d·100mm | 5h | 82% | 6 | Moderate | Shoulder | |
| 26° | 20° | 4d·30mm | 6h | 80% | 7 | Busy | Peak | |
| March (Peak Dry Season) (Best) | 28° | 21° | 4d·25mm | 7h | 80% | 8 | Busy | Peak |
| 30° | 23° | 4d·30mm | 8h | 80% | 10 | Very busy | Peak | |
| 32° | 25° | 5d·50mm | 8h | 80% | 11 | Very busy | Peak | |
| 34° | 26° | 7d·80mm | 8h | 78% | 11 | Very busy | Peak | |
| 34° | 25° | 8d·90mm | 8h | 78% | 11 | Very busy | Peak | |
| 33° | 25° | 11d·130mm | 7h | 80% | 10 | Busy | Shoulder | |
| 31° | 24° | 12d·250mm | 6h | 82% | 8 | Quiet | Low season | |
| 28° | 22° | 15d·530mm | 5h | 85% | 6 | Quiet | Low season | |
| 26° | 21° | 13d·360mm | 5h | 84% | 6 | Quiet | Low season | |
| 25° | 20° | 11d·220mm | 5h | 82% | 5 | Moderate | Shoulder |
View Other Months
Hoi An May (Golden Week + Heat Begins) Hotel Picks
Frequently Asked Questions
Is May (Golden Week + Heat Begins) a good time to visit Hoi An?
Hoi An in May (Golden Week + Heat Begins) is high. Tourist crowds are very busy and flight/hotel prices are peak.
What's the average temperature in Hoi An in May (Golden Week + Heat Begins)?
Hoi An May (Golden Week + Heat Begins) averages a high of 32°C and a low of 25°C.
Does it rain much in Hoi An in May (Golden Week + Heat Begins)?
Hoi An May (Golden Week + Heat Begins) averages 50mm of rainfall over about 5 rainy days.
What should I wear in Hoi An in May (Golden Week + Heat Begins)?
Hot + occasional shower — t-shirts, UV protection, sun hat.
What time are sunrise and sunset in Hoi An in May (Golden Week + Heat Begins)?
Hoi An May (Golden Week + Heat Begins) sunrise is 05:20 and sunset is 18:30, with 13h 10min of daylight.
What's the air quality like in Hoi An in May (Golden Week + Heat Begins)?
Hoi An May (Golden Week + Heat Begins) air quality (AQI) averages 42, rated Good. PM2.5 averages 15μg/m³.
What activities are recommended in Hoi An in May (Golden Week + Heat Begins)?
In May (Golden Week + Heat Begins), Hoi An is great for Hoi An Food Festival, Early-morning beach + Old Town, Cham Islands snorkel.
Is May (Golden Week + Heat Begins) peak season in Hoi An?
Hoi An May (Golden Week + Heat Begins) crowds are very busy and prices are peak. Advance reservations are strongly recommended.
Best Months to Visit Hoi An
View Other Months
Planning a May (Golden Week + Heat Begins) trip to Hoi An?
You've checked the weather — next come the budget and the route.
Why you can trust weather guide
Based in Chiang Mai for 8+ years, with 30+ countries visited across Southeast Asia, Japan, and Europe. Every detail in this guide is primary-source verified as of April 2026, with prices auto-refreshed via live exchange rate APIs. This isn't AI-generated boilerplate — it's written from the perspective of someone who has actually been there.