Koh Samui

Koh Samui Weather in June

Average temperatures, rainfall, sunshine and the best places to visit in Koh Samui, Thailand in June.

Thinking about venturing to Koh Samui, Thailand this June and curious about the weather conditions to expect? This page holds all the key information you seek, responding to your question:

What to Expect in Koh Samui in June

Koh Samui, Thailand is a region in Thailand. June in Koh Samui generally has very warm temperatures, with precipitation levels ranging from moderate to high.

Temperatures

The average maximum temperatures are very warm and range from 31°C (88°F) in Chaweng Beach to 33°C (91°F) in Suratthani. Nighttime temperatures generally drop to 25°C (77°F) in Suratthani and 27°C (81°F) in Chaweng Beach. These night and day temperatures are average and some days may be even warmer. So be prepared and dress for the heat.

To learn more about the conditions in specific areas of Koh Samui, Thailand, check out the map below.

Precipitation

In June, precipitation varies across different areas. From moderate rainfall in Laem Set Beach with an average of 94 mm (3.7 in) to high rainfall in Suratthani with 135 mm (5.3 in).

Average sunshine

Sunshine is fairly consistent across many areas. Chaweng Beach receives about 151 hours of sunlight in June, providing a good balance between sunny spells and cloud cover. If you're after more sunshine hours, take a look at our weather planner for other sun-rich destinations worldwide.

Explore Koh Samui by month

Pick a month to see the average temperature, rainfall and sunshine in Koh Samui — and find the best time to visit. (based on Chaweng Beach)

Best Places to Visit in Koh Samui in June

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Koh Samui.

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

Popular Destinations in Koh Samui

What is the weather like in June for some of the most popular destinations in Koh Samui, Thailand?

Temperature range in Koh Samui (June)

Precipitation variation in Koh Samui (June)

Chaweng Beach

In June Chaweng Beach generally has very high temperatures with maximum daytime temperatures around 31°C (88°F), minimum nighttime temperatures around 27°C (81°F) and high monthly rainfall. So on average the conditions are tolerable that month.

May
June
July
Max temperature
31°C (88°F)
31°C (88°F)
30°C (86°F)
Min temperature
28°C (82°F)
27°C (81°F)
27°C (81°F)
Monthly sun hours
193 hours
151 hours
156 hours
Monthly rainfall
131 mm (5.2 in)
106 mm (4.2 in)
98 mm (3.9 in)
Monthly rainy days
17 days
16 days
17 days
Weather conditions

Lamai Beach

In June Lamai Beach generally has very high temperatures with maximum daytime temperatures around 31°C (88°F), minimum nighttime temperatures around 27°C (81°F) and moderate monthly rainfall. So on average the conditions are pleasant that month.

May
June
July
Max temperature
31°C (88°F)
31°C (88°F)
30°C (86°F)
Min temperature
28°C (82°F)
27°C (81°F)
27°C (81°F)
Monthly sun hours
193 hours
151 hours
156 hours
Monthly rainfall
124 mm (4.9 in)
99 mm (3.9 in)
92 mm (3.6 in)
Monthly rainy days
17 days
16 days
17 days
Weather conditions

Bophut

In June Bophut generally has very high temperatures with maximum daytime temperatures around 31°C (88°F), minimum nighttime temperatures around 27°C (81°F) and high monthly rainfall. So on average the conditions are tolerable that month.

May
June
July
Max temperature
31°C (88°F)
31°C (88°F)
30°C (86°F)
Min temperature
28°C (82°F)
27°C (81°F)
27°C (81°F)
Monthly sun hours
193 hours
151 hours
156 hours
Monthly rainfall
134 mm (5.3 in)
110 mm (4.3 in)
102 mm (4 in)
Monthly rainy days
17 days
16 days
17 days
Weather conditions

Choeng Mon Beach

In June Choeng Mon Beach generally has very high temperatures with maximum daytime temperatures around 31°C (88°F), minimum nighttime temperatures around 27°C (81°F) and high monthly rainfall. So on average the conditions are tolerable that month.

May
June
July
Max temperature
31°C (88°F)
31°C (88°F)
30°C (86°F)
Min temperature
28°C (82°F)
27°C (81°F)
27°C (81°F)
Monthly sun hours
193 hours
151 hours
156 hours
Monthly rainfall
137 mm (5.4 in)
113 mm (4.4 in)
105 mm (4.1 in)
Monthly rainy days
17 days
16 days
17 days
Weather conditions

Mae Nam Beach

In June Mae Nam Beach generally has very high temperatures with maximum daytime temperatures around 31°C (88°F), minimum nighttime temperatures around 27°C (81°F) and high monthly rainfall. So on average the conditions are tolerable that month.

May
June
July
Max temperature
31°C (88°F)
31°C (88°F)
30°C (86°F)
Min temperature
28°C (82°F)
27°C (81°F)
27°C (81°F)
Monthly sun hours
193 hours
151 hours
156 hours
Monthly rainfall
134 mm (5.3 in)
110 mm (4.3 in)
102 mm (4 in)
Monthly rainy days
17 days
16 days
17 days
Weather conditions

Is your destination not in the list? Have a look at all destinations in Koh Samui, in Thailand.

Popular cities in June

Day & night temperatures, rainfall and average weather in Koh Samui in June.

City Weather Day temp Night temp Rainfall
Chaweng Beach 31°C (88°F) 27°C (81°F) 106 mm (4.2 in)
Lamai Beach 31°C (88°F) 27°C (81°F) 99 mm (3.9 in)
Bophut 31°C (88°F) 27°C (81°F) 110 mm (4.3 in)
Choeng Mon Beach 31°C (88°F) 27°C (81°F) 113 mm (4.4 in)
Mae Nam Beach 31°C (88°F) 27°C (81°F) 110 mm (4.3 in)
Bangrak Beach 31°C (88°F) 27°C (81°F) 109 mm (4.3 in)

Koh Samui weather in June: frequently asked questions

What is the weather like in Koh Samui, Thailand in June?

June in Koh Samui, Thailand brings unpleasant weather. In Chaweng Beach, daytime temperatures are typically around 31°C (88°F) and nighttime lows hover near 27°C (81°F).

What is the average temperature in Koh Samui, Thailand in June?

Daytime temperatures in Chaweng Beach peak at roughly 31°C (88°F) in June, dropping to about 27°C (81°F) overnight.

Does Koh Samui, Thailand get a lot of rain in June?

Yes, June tends to be a wetter month in Koh Samui, Thailand. Average rainfall in Chaweng Beach sits around 106 mm (4.2 in).

Is June a Good Time to Visit Koh Samui, Thailand?

Given the typically tolerable weather conditions in Chaweng Beach, June might be a good time to visit Koh Samui, Thailand.

Generally speaking, January and February provide perfect weather in Chaweng Beach. In contrast, October and November tend to have poor weather conditions.

Interested in more climate information?

We have much more information about the climate in Koh Samui.

Weather and climate has detailed information for every country in the world. Are you going to Thailand? Get detailed 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 travel conditions. Find out where to go with our weather planner.

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Need travel inspiration? Check out our bucket list articles and be inspired.