- Explore online deals & vouchers from Red Planet Hotels
- Book hotels in Indonesia, Japan, Philippines & Thailand
- Offers include extra nights free & long stay discounts
Ko Samui weather in April 2023
- 3232°C max day temperature
- 88 days with some rainfall
- 2525°C min night temperature
- 1212 hours of daylight per day
- VHVery High heat & humidity
- 8585 mm of monthly rainfall
- 1111+ (Extreme) UV index
- 3030°C sea temperature
Recommended for Thailand
The April weather guide for Thailand (Ko Samui) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.
Metric (°C / mm) | Imperial (°F / inches)
More about Thailand
How hot is it in Ko Samui in April?
Daytime temperatures usually reach 32°C in Ko Samui in April with very high heat and humidity, falling to 25°C at night.
How sunny is it in Ko Samui in April?
There are normally 8 hours of bright sunshine each day in Ko Samui in April - that's 64% of daylight hours.
How warm is the sea around Ko Samui in April?
The average sea temperature around Ko Samui in April is 30°C.
Does it rain in Ko Samui in April?
There are usually 8 days with some rain in Ko Samui in April and the average monthly rainfall is 85mm.
Ko Samui April sunrise & sunset times
Browse the sunrise and sunset times for Ko Samui in April 2023. Select a month to view Ko Samui sunrise and sunset times for the next 12 months.
|Date||Sunrise times||Sunset times|
|Saturday, 1st April 2023||06:17||18:30|
|Saturday, 15th April 2023||06:10||18:30|
|Sunday, 30th April 2023||06:03||18:31|
Get your weekly fix of holiday inspiration from some of the world's best travel writers plus save on your next trip with the latest exclusive offers
We promise not to share your details
Popular travel offers
*affiliate links: find out how we are funded and why this helps us remain free to use.