Koh Samui weather in June

June is a good time to visit Koh Samui, but only if you like hot weather.

You can expect very hot, sunny days interspersed with brief late-afternoon tropical downpours. Daytime temperatures average 30°C (86°F).


How hot is it in Koh Samui in June?
June experiences an average high of 32°C (89°F) ,with high heat and humidity, falling to a night-time low of 28°C (82°F).

The hot season in Koh Samui lasts from April to early-July, with an average daily high temperature above 32°C (89°F).

How sunny is it in Koh Samui in June?
There are normally six hours of bright sunshine each day in Koh Samui in June – that's around 46% of daylight hours.

Sunrise & sunset in June?
Sunrise is around 6:00am with sunset around 6:40pm.

How warm is the sea around Koh Samui in June?
The average sea temperature in Koh Samui in June is 30°C (86°F).

Does it rain in Koh Samui in June?
There are usually 10 days with some rain in Koh Samui in June; the average monthly rainfall is 127mm (5in).

How windy is it in Koh Samui in June?
June sees an average hourly wind speed of 17 kilometres per hour (10.6 mph; 9 knots).

What to do in Koh Samui in June?
Weather conditions in June are good for swimming, snorkelling, scuba diving and kayaking. It’s also a good time to explore Koh Samui on foot or by elephant.

Local holidays?
H.M Queen Suthida Bajrasudhabimalalakshana's Birthday – 3rd June.

June is considered the shoulder season in Koh Samui, with more reasonable hotel prices and less people on the beaches.


Koh Samui weather in June

Temperature icon High Temp: 32°C (89°F)
temperature icon Low Temp: 28°C (82°F)
sun icon Sunshine: 6 hours per day
13
Moderately hot icon
Daylight: 13 hours per day
wind icon Wind speed: 17 km/h (10.6 mph; 9 knots)
umbrella icon Wet Days: 10 days with some rain
rain cloud Rainfall: 127 mm (5 in) per month
High heat icon Comfort Level: High heat & 78% humidity
11
Moderately hot icon
UV Index: Extreme
swimming icon Sea Temp: 30°C (86°F)
Koh Samui, Thailand

Best time to visit Koh Samui

The best time to visit Koh Samui is during January and February.

However, anytime during the dry season from mid-December through to early-March is good, with daytime temperatures averaging 28°C (82°F).

For more climate info: Koh Samui weather overview


Koh Samui weather by month


Source: Meteorological data for Koh Samui is based on weather statistics gathered for the 10-year period 2012 to 2021 by the Thai Meteorological Department at the closest weather station: Koh Samui Airport, (USM), located about 2km north of Chaweng.

Advice on the best time to visit a particular destination is based on average local weather statistics, when the weather conditions are generally better than at other times of the year. We consider high and low temperatures, risk of rain (and thunderstorms, etc.), amount of sunshine and sea temperature. For general outdoor activities we favour clear, rainless days with a temperature range between 18°C (64°F) and 27°C (80°F); and for hot-weather activities we favour clear, rainless days with a temperature range between 24°C (75°F) and 32°C (89°F). Often, the best times to visit correspond to high season and therefore involve higher prices.


Latest update: Koh Samui weather in April: 12 June, 2024


Disclaimer: The information on this site is provided as is, without any assurances as to its accuracy or suitability for any purpose. Weather data and conditions at any given location and time are unpredictable and variable. We assume no responsibility and can not be held legally responsible for any decisions made on the basis of the information presented on this site.



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