Average Weather during May in Chaweng Beach (Koh Samui), Thailand

The average minimum temperature (usually the minimum temperature is noted during the night) in Chaweng Beach in May is 26.0°C (78.8°F). The amount of rain in May is high with an average of 156mm (6.1in). The average maximum daytime temperature lies around 33.0°C (91.4°F). If you enjoy looking at a blue sky and love the sun than this is a great time to go to Chaweng Beach with 193 hours of sun.


So what to wear in May? Visitors traveling to Chaweng Beach should plan on bringing a totally waterproof rain jacket since it will often be raining. Also bring your shorts or a skirt because it can be very warm or even hot.

No idea where to travel to this year? We now have a tool which suggests which destination suits your ideal climate conditions. Find out where to go with our weather planner.

For other monthly average weather and what to do in May look at the numbers below.

Monthly Averages

Show in Celsius

Min Temperature 78 °F
Max Temperature 91 °F
Chance of Rain 53%
Precipitation 6 in
Rainy Days 16
Sunshine Hours 193

Where to stay in Chaweng Beach

What To Do

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

Swimming
7/10
Cycling
7/10
Walking
7/10
Camping
7/10
Outdoor sports
7/10

More Climate Information For Chaweng Beach

Weather and Climate offers all the information you need to know about the climate in Chaweng Beach.

We collected past weather data from many thousand weather stations around the world. So find on this website the historical weather averages in other cities in Thailand and climate and forecast data for all other countries in the world.