Hoi An climate
Very warm summers, mild winter nights, rain seasons, river flooding, and indoor choices shape the year
The international destination screen gives Hoi An an average summer high of 99.7 degrees Fahrenheit and an average winter low of 57.5 degrees from NASA POWER 2001 to 2020 coordinate climatology. The warm climate band can be attractive in winter, but heat, humidity, heavy rain, river flooding, and tropical storms deserve equal weight.
Inspect air conditioning, ventilation, windows, roof, gutters, drainage, ground floor elevation, mold control, trees, shade, power, water, internet, insurance, steps, walking surfaces, and care routes. Pair the ancient town, markets, beaches, meals, and home activities with indoor choices through heat, rain, flooding, storms, smoke, and low energy days.
Living through the seasons
Winters are the easier season. Summer heat deserves a closer look.
- Overall Comfort
- Good
3.1 / 5
- Average Summer High
- 90°F
- Days Above 90°F
- 70 days/year
- Summer Feel
- Moderate
Hot · 90°F
Good
2.4 / 5
- Average Winter Low
- 67°F / 20°C
- Days Below Freezing
- 0 days/year
- Winter Feel
- Excellent
Very Good
Excellent
4.7 / 5
The shape of the year
Humidity, comfortable months, and sunshine show how the seasons differ.
- Humidity
- 84%
- Comfortable Months
- 5 months
- Solar Exposure
- 1710 peak sun hrs/yr
Poor
Fair
Fair
Air, allergies, and weather
Air quality and allergies shape day to day comfort. The best months and weather risks help with timing.
Air and allergies
- Air Quality
- Very Good
- Allergy Levels
- Poor
3.6 / 5
Current AQI
Checking…
Current PM2.5
Checking…
Timing and weather
- Long Term Fine Particle Pollution
- 12.9 µg/m³ 2021-2025 modeled average
- Best Months
- Jan, Feb, Mar, Nov, Dec
- Toughest Months
- Oct, Sep
- Heat Risk
- Moderate
- Drought Risk
- Medium (0.4-0.6)
- Weather Volatility
- Moderate
Moderate · 12.9 µg/m³ 2021-2025 modeled average
Good
3 / 5
Hoi An in everyday life
Could Hoi An work for you?
What may work well
- NASA, UNESCO, heritage, disaster, hospital, and climate assessment sources provide labeled climate, preparation, care, and heritage references.
- Heritage, food, beaches, local care, Da Nang access, and indoor home options give the year several anchors.
What to think about
- The international climate screen is coordinate based and does not describe a particular home.
- Heat, humidity, rain, flooding, storms, cooling, mold, power, insurance, language, and regional care require attention.
Choose Hoi An for the whole year
Inspect comfort systems
Review air conditioning, ventilation, windows, roof, drainage, mold control, trees, shade, power, water, and internet.
Price flood and heat resilience
Ask about heavy rain, river flooding, tropical storms, heat, roof, drainage, ground floor use, mold, insurance, power, and safe routes.
Keep indoor choices
Pair the Ancient Town, markets, beaches, meals, care, home activities, and indoor options with outdoor plans through heat, rain, storms, smoke, and flooding.
Questions retirees ask
What is Hoi An weather like?
Expect very warm summers, mild winter nights, humid periods, heavy rain seasons, river flooding, and tropical storms. Use NASA, local, and national resources and inspect the actual home, cooling, elevation, drainage, and roads.
What should I inspect before choosing a home?
Review air conditioning, ventilation, windows, roof, gutters, elevation, drainage, ground floor use, mold control, power, water, internet, insurance, and the route to care.
Hoi An's climate choice depends on cooling, ventilation, flood and storm planning, indoor options, power, mold control, insurance, language, and routes that remain manageable through a central Vietnam year.
Sources
Climate comfort helps estimate how practical daily life may feel across the year, especially for heat, humidity, cold, and seasonal constraints.
Seasonal timing, health conditions, air conditioning, air quality, and elevation can change the lived experience.
- NASA POWER
Used for Overall Comfort, Summer Feel, Average Summer High, Days Above 90°F, Winter Feel, Average Winter Low, Days Below Freezing, Humidity, Comfortable Months, Solar Exposure, Best Months, Toughest Months, Allergy Levels, Heat Risk
- Open-Meteo / Copernicus CAMS
Used for Air Quality, Long-Term Fine-Particle Pollution
Checked 2026-05-18
- World Resources Institute (WRI)
Used for Drought Risk
Checked 2026-07-13
- NOAA IBTrACS
Used for Weather Volatility
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Partner with Retirement ListsResearch and writing byGrant Gibson
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