Koh Samet Weather in June
June in Koh Samet brings very high temperatures, with daytime highs of 31°C (88°F) and nights around 27°C (81°F). It's part of the rainy season, with 308 mm (12 in) of rainfall on average, so an umbrella or poncho is a good idea.
Rainfall in Koh Samet in June
As part of the rainy season, Koh Samet sees around 15 days of rain in June, with an average of 308 mm (12 in). Rainy season showers here are typically intense, often clearing quickly but coming down hard while they last.
Temperature in Koh Samet in June
Koh Samet in June gets highs of 31°C (88°F) during the day and drops to 27°C (81°F) at night. Mornings and evenings are often more comfortable than the peak afternoon hours. With lows of 27°C (81°F), it stays warm throughout the night. A cold shower before going to sleep is one of the easiest ways to cool down before bed.
Sunshine in Koh Samet in June
The month experiences a moderate amount of sunlight, with 115 hours of sunshine. This provides a nice balance between sunshine and rain.June in Koh Samet has its charm. However, if you're seeking pleasant, dry and sunny weather, our weather planner can help you explore other destinations in the world.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Thailand, check out our Koh Samet's climate page.
Koh Samet Temperature in June
Min Temperature
27°C (81°F)
Max Temperature
31°C (88°F)
Chance of Rain
50%
Precipitation
308 mm (12 in)
Rainy days
15 days
Humidity
77% *
Sunshine
115 hours *
Percentage Sunshine
*
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Koh Samet typically stay consistent throughout June, with daily highs averaging around 31°C (88°F). Nights are warm, with lows around 27°C (81°F).
Average temperatures in June
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in June
Historical weather for Koh Samet in June
Browse day-by-day weather records for Koh Samet spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Koh Samet historical weather extremes in June
The extremes listed below come from historical weather data collected in Koh Samet from 1976 through 2025.
- The hottest June day on record in Koh Samet reached 39°C (102°F) (June 19, 1979).
- Koh Samet experienced its chilliest June day on June 27, 1984, reaching only 27°C (81°F).
- The coldest night in June in Koh Samet was on June 12, 1982, with a minimum of 18°C (64°F).
Best Places in Thailand in June
Find out more about the weather in Thailand and which places have the best travel conditions in this month. See all of Thailand in June →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Koh Samet in June
Warm temperatures in June make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Heavy rain is guaranteed, please bring a good poncho and waterproof everything! Sunglasses could come in handy during the sunnier parts of your trip.What To Do in Koh Samet in June
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Thailand, check out our Koh Samet's climate page.
Temperature Rainfall Sunshine Humidity
See the full Koh Samet climate overview or explore weather in Thailand.
