Hoi An in May: Weather & climate information
- Hoi An climate in May is characterized as hot and reasonably dry.
- There is little difference between daytime and night temperatures.
- The risk of gloomy days covered by clouds is rare.
- The amount of precipitation gradually increases compared to the previous month.
- This is also the dive season on Cham Island.
Are you planning to visit Hoi An in May? The good news is Hoi An in May bears ideal conditions for a pleasant stroll or deep dive under the ocean. Days can be quite warm but not too humid. The Old Town experiences daily temperature ranges from 25°C to 31°C. Meanwhile, the average night temperature drops slightly by 1°C or 2°C.
May Averages
| Min Temperature | 24.9°C | Precipitation | 85.9mm |
| Max Temperature | 31.3°C | Rainy Days | 16.5 days |
| Humidity | 80.4% | Sunshine Hours | 12.6 hours |
Historical weather
May weather averages for Hoi An in the last 10 years ( 2010 to 2020).
- 2010
- 2011
- 2012
- 2013
- 2014
- 2015
- 2016
- 2017
- 2018
- 2019
- 2020
| Mon | Tue | Wed | Thu | Fri | Sat | Sun |
|---|---|---|---|---|---|---|
1 24.0°31.0° | 2 22.0°30.0° | 3 23.0°30.0° | 4 24.0°30.0° | 5 24.0°28.0° | ||
6 23.0°29.0° | 7 24.0°30.0° | 8 24.0°31.0° | 9 25.0°31.0° | 10 24.0°32.0° | 11 24.0°28.0° | 12 23.0°30.0° |
13 24.0°32.0° | 14 25.0°33.0° | 15 26.0°34.0° | 16 26.0°35.0° | 17 26.0°34.0° | 18 27.0°34.0° | 19 25.0°34.0° |
20 25.0°35.0° | 21 25.0°33.0° | 22 25.0°32.0° | 23 26.0°33.0° | 24 25.0°32.0° | 25 25.0°32.0° | 26 25.0°32.0° |
27 25.0°33.0° | 28 25.0°33.0° | 29 25.0°33.0° | 30 25.0°32.0° | 31 24.0°31.0° |
Temperature Graph (°C)
The average Hoi An temperature during May is around 28.8°C (83.84°F).
| Month | High | Low | Changes |
| April | 28.9°C (84.02°F) | 23.0°C (73.4°F) | +2.4°C (36.32°F) |
| May* | 31.3°C (88.34°F) | 24.9°C (76.82°F) | +2.2°C (35.96°F) |
| June | 31.7°C (89.06°F) | 25.2°C (77.36°F) | +0.4°C (32.72°F) |
Humidity Graph (%)
The average humidity in May in Hoi An is 80.4%, which is 3.9% lower than April and 1.9% higher than June.
Rainfall Graph (mm)
Average rainfall in May in Hoi An: 85.9mm
| April | May* | June |
| 85.2mm (+0.7mm) | 85.9mm | 67.2mm (+18.7mm) |
Rain Days Graph
Average rain days in May in Hoi An: 16.5 days
Daylight Graph
Average daylight in May in Hoi An: 12.9h
Frequently asked questions
How is the weather in Hoi An in May?
May is a hot month in Hoi An with an average temperature of 28.8°C. Hoi An's temperature in May ranges between 24.9°C (76.82°F) and 31.3°C (88.34°F).
Is Hoi An humid in May?
Yes, it is. The humidity of Hoi An in May is around 80.4% and rarely falls below 66.0%.
Does it rain often in Hoi An in May?
Yes, it does. It rains very often in Hoi An in May with an average of 16.5 rainy days and 85.9mm (3.38") of precipitation.
How many hours of daylight are there in May in Hoi An?
In May, Hoi An's average day-length is 12.9 hours.
How long is the sun out per day in Hoi An in May?
The average sunshine hours of Hoi An in May is 12.6 hours.
