Spring (March–May): Average 83–85°F, hot climate. March and April are relatively dry, while May sees more rainfall. Common activities: Swimming, sunbathing, snorkeling. Recommended clothing: Light and breathable clothing, swimwear, sun hat, sunglasses.
Summer (June–August): Average 84–85°F, hot and dry climate with abundant sunshine. Common activities: Swimming, water sports, exploring the island. Recommended clothing: Light and breathable clothing, swimwear, sun hat, sunglasses.
Autumn (September–November): Average 81–83°F. October has heavier rainfall, while other months are drier. Common activities: Swimming, diving, but be aware of potential rain in October. Recommended clothing: Light and breathable clothing, and rain gear for October.
Winter (December–February): Average 79–81°F, warm and comfortable climate, dry with little rain. Common activities: Swimming, snorkeling, enjoying the beach. Recommended clothing: Light clothing, a light jacket may be needed in the mornings and evenings.
Koh Samet climatological average
Annual average temperature: approx. 82.4°F / Annual rainfall: approx. 486 mm / Summer humidity: 60%–70% / Rainiest month: October
Koh Samet monthly average temperature and precipitation
Month
Air temperature (°F)
Precipitation (mm)
January
79.7°F
0
February
81.5°F
48.5
March
83.5°F
24.9
April
85.8°F
7.5
May
85.8°F
145.2
June
85.6°F
0
July
84°F
0
August
84.4°F
0
September
83.1°F
0
October
82°F
230
November
81.7°F
28.4
December
80.2°F
2
Koh Samet weather for the next seven days
11/4
Tuesday
Moderate rain
83.2°F/77.1°F
11/5
Wednesday
Moderate rain
82°F/76.6°F
11/6
Thursday
Moderate rain
85°F/77°F
11/7
Friday
Patchy rain nearby
84.4°F/78.8°F
11/8
Saturday
Moderate rain
83.3°F/80.6°F
11/9
Sunday
Patchy rain nearby
84.5°F/80.6°F
11/10
Monday
Patchy rain nearby
84.3°F/80.4°F
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