Koh Samui weather in June (Bangkok Province, Thailand)

This month is known as a warm month. The average maximum daytime temperature in Koh Samui in June lies at 29.8°C (85.64°F). The average minimum temperature goes down to around 26.7°C (80.06°F) (often the minimum temperature is noted at night).

Rainfall during June is high with an average of 146mm (5.8 inchec). There are generally around 16 rainy days. The sun will show itself now and again, with 151 hours of sunshine during the entire month.

 

Koh Samui, monthly averages in June

Show in Celsius

Min Temperature 80 °F  

Max Temperature 85 °F  

Water Temperature 84 °F *  

Chance of Rain 54%  

Precipitation 6 in  

Rainy days 16 days  

Humidity 78% *  

Sunshine 151 hrs *  

Where to stay in Koh Samui

Booking.com

Where to go in Thailand in June

Find out more about the weather in Thailand in June and which places have the best weather conditions in this month.

Weather conditions Weather

Temperatures

Precipitation

Map not visible? Whoops sorry! Please refresh the page.

Legend perfect weather pleasant tolerable unpleasant poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20-29ºC / 68-84ºF and not too much precipitation (less than 90mm / 3.5inches a month).

So what to wear in June? Visitors traveling to Koh Samui should plan on bringing a totally waterproof coat since it will often be raining. However, also bring your summer cloths because it can be very warm or even hot. With a water temperature of around 29.2°C (84.56°F), this is a great month to swim so bring your swimwear.

What To Do

We rated the following activities from 1 (least suitable) to 10 (best) to do in June.

Swimming

7/10

Cycling

7/10

Walking

7/10

Camping

7/10

Outdoor sports

7/10

Interested in more climate information?

Weather and Climate provides you with all the information you need about the climate in Koh Samui.

Our site offers climate and forecast data for every country in the world. Are you going to Thailand? On this website you can find historical weather averages for many cities in Thailand. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal climate conditions. Find out where to go with our weather planner.