Peak in June
Coolest in December
Heavy in October
Peak in dry season
Sea Temperature
South China Sea(Biển Đông)
Annual Average
Perfect for swimming and water sports
Based on average sea surface temperature
Biển Đông
Hoi An coastline
Hoi An Monthly Weather Guide
Click any month to explore daily weather forecasts
January
February
March
April
May
June
July
August
September
October
November
December
Essential Travel Info for Hoi An
Currency
VND
₫ Vietnamese đồng
Language
Vietnamese
Driving
Right side
Connect
Most hotels, restaurants and cafés have ...
Safety
High Safety
GPI: 1.786
Best Time to Visit Hoi An
Location, climate overview & historical trends
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📍 15.8801° N, 108.3380° E
Open in Google MapsHoi An is a prominent destination in Vietnam.
Located at 15.88°N latitude,Hoi An experiences a tropical climate with warm temperatures year-round.
Based on 30 years of data, June is the warmest month (avg. 34°C), while December is the coolest. October sees the most rain (68% chance), making April the driest month.
Historical Climate Trend
30-Year Analysis+0.82°C
Total over 30 years
+0.27°C
Per decade
Linear regression analysis of historical maximum temperatures for Hoi An, based on 1995-2024 satellite data from NASA POWER.
Best Time to Visit
NASA POWER Data (1991-2021)February, March, April
Best months to visit
29°C
Avg High
Based on 30 years of NASA satellite data,Hoi An receives approximately 1,670mm of rainfall annually. These months offer optimal temperatures and minimal rain probability for your visit.
Climate Trends
EXCLUSIVE1995-2040 Temperature Trend
1995 Avg
28.8°
2024 Avg
29.3°
2040 Proj
29.7°
+0.27°C
per decade (observed)
+0.24°C
per decade (CMIP6)
🌡️ Hoi An has warmed by +0.8°C since 1995. By 2040, an additional +0.4°C is projected (based on CMIP6 rate of 0.245°C/decade), for a total of +1.2°C from 1995 baseline.
NASA POWER (1995-2024) + CMIP6 (CMCC_CM2_VHR4, EC_Earth3P_HR, FGOALS_f3_H, HiRAM_SIT_HR, MRI_AGCM3_2_S, NICAM16_8S)
Travel Intelligence
Exclusive flight analytics & health data for Hoi An
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Airport-to-Airport Logistics
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Flight Connectivity Analysis
Airport traffic data & seasonal patterns
Balanced traffic
0
slots per day
Peak
Jul
Low
Nov
Monthly Traffic Distribution
Key Connections
Health & Safety Advisory
CDC travel health recommendations
COVID-19
All eligible travelers should be up to date with their COVID-19 vaccines. Please seeYour COVID-19 Vaccinationfor more information.
Chikungunya
All travelers should take steps to prevent mosquito bites. Chikungunya vaccination is generally not recommended. Travelers who wish to consider vaccination can visit “What to consider before traveling” on thechikungunya vaccinespage to learn more.
Hepatitis A
Recommended for unvaccinated travelers one year old or older going to Vietnam.Infants 6 to 11 months old should also be vaccinated against Hepatitis A. The dose does not count toward the routine 2-dose series.Travelers allergic to a vaccine component should receive a single dose of immune globulin, which provides effective protection for up to 2 months depending on dosage given.Unvaccinated travelers who are over 40 years old, are immunocompromised, or have chronic medical conditions planning to depart to a risk area in less than 2 weeks should get the initial dose of vaccine and at the same appointment receive immune globulin.
Hepatitis B
Recommended for unvaccinated travelers of all ages traveling to Vietnam.
Japanese Encephalitis
Recommended for travelers whoAre moving to an area with Japanese encephalitis to liveSpend long periods of time, such as a month or more, in areas with Japanese encephalitisFrequently travel to areas with Japanese encephalitisConsider vaccination for travelersSpending less than a month in areas with Japanese encephalitis but will be doing activities that increase risk of infection, such as visiting rural areas, hiking or camping, or staying in places without air conditioning, screens, or bed netsGoing to areas with Japanese encephalitis who are uncertain of their activities or how long they will be thereNot recommended for travelers planning short-term travel to urban areas or travel to areas with no clear Japanese encephalitis season.
Malaria
CDC recommends that travelers going to certain areas of Vietnam take prescription medicine to prevent malaria. Depending on the medicine you take, you will need to start taking this medicine multiple days before your trip, as well as during and after your trip. Talk to your doctor about which malaria medication you should take.Transmission areasRural areas only; rare cases in the Mekong and Red River DeltasNone in the cities of Da Nang, Hai Phong, Hanoi, Ho Chi Minh City (Saigon), Nha Trang, and Quy NhonDrug resistanceChloroquine and mefloquineSpeciesP. vivax(55%)P. falciparum(44%)P. knowlesi,6P. malariae, andP. ovale(rare)Recommended chemoprophylaxisProvinces of Bình Dương, Bình Phước, Đắk Lắk, Đắk Nông, Gia Lai, Khánh Hòa, Kon Tum, Lâm Đồng, Ninh Thuận, Tây Ninh: Atovaquone-proguanil, doxycycline, tafenoquine2All other areas with malaria transmission (except Mekong and Red River Deltas): Atovaquone-proguanil, doxycycline, mefloquine, tafenoquine2Mekong and Red River Deltas: No chemoprophylaxis recommended (insect bite precautions and mosquito avoidance only)4Updated April 23, 2025See footnotes
+4 more
Source: CDC Travelers' Health
View Complete Health GuideHoi An Climate Data by Month
Historical temperature and precipitation averages
| Month | Avg High (°C) | Rain Probability (%) | Status |
|---|---|---|---|
| January | 24°C | 45% | 🌧️ Rainy |
| February | 25°C | 31% | 😊 Pleasant |
| March | 27°C | 20% | ✨ Perfect |
| April | 30°C | 16% | 😊 Pleasant |
| May | 32°C | 31% | 🔥 Hot |
| June | 34°C | 27% | 🔥 Hot |
| July | 33°C | 36% | 🔥 Hot |
| August | 33°C | 40% | 🔥 Hot |
| September | 30°C | 61% | 🌧️ Rainy |
| October | 28°C | 68% | 🌧️ Rainy |
| November | 26°C | 65% | 🌧️ Rainy |
| December | 24°C | 67% | 🌧️ Rainy |
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Hoi An Weather FAQ
When is the best time to visit Hoi An?
Honestly, look for months with mild temperatures (20°C-25°C) and low rain chance. Based on historical data, February, March, April are usually great choices.
When is the hottest month in Hoi An?
June is historically the hottest month in Hoi An with average highs of 34°C.
When does it rain the most in Hoi An?
October typically sees the highest probability of rain (68%).
Is Hoi An expensive?
Prices vary by season. The "Perfect" weather months usually coincide with peak tourist season and higher prices, while the rainy or cold months offer better deals.