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Lamai Beach Weather in April
April in Lamai Beach brings very high temperatures, with daytime highs of 30°C (86°F) and nights around 28°C (82°F). Quite a bit of rainfall is expected, around 109 mm (4.3 in), so pack an umbrella.
Rainfall in Lamai Beach in April
Historically, April sees about 8 days of rain, with a monthly average of 109 mm (4.3 in). Rainfall intensity is on the higher side this month. Expect more substantial showers rather than light, passing rain.
Temperature in Lamai Beach in April
April in Lamai Beach sees highs of 30°C (86°F) and lows of 28°C (82°F) overnight. It's usually most comfortable outside during the morning and later in the day. Nights remain warm at around 28°C (82°F). For a more comfortable sleep, a cold shower before bed and a fan or air conditioning can make a big difference.
Sunshine in Lamai Beach in April
The days are predominantly sunny, with an estimated total of around 201 hours of sunshine. These sun-filled days are perfect for playing sports, visiting parks, or going for a bike ride.
Average water temperature in April
At 30°C (86°F), the water feels bath-warm. Fine for swimming, but those looking for a cooling swim may be a bit disappointed.If your ideal day consists of dry skies and pleasant temperatures, January and February typically offer the best circumstances for Lamai Beach.
Lamai Beach Temperature in April
Min Temperature
28°C (82°F)
Max Temperature
30°C (86°F)
Water Temperature
30°C (86°F) *
Chance of Rain
26%
Precipitation
109 mm (4.3 in)
Rainy days
8 days
Humidity
81% *
Sunshine
201 hours *
Percentage Sunshine
*
* Data from: Koh Samui, Thailand (14 KM, 8 Miles).
Lamai Beach Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Lamai Beach - and find the best time to visit.
Daily Historical Temperatures
49-year average (1976-2025)
Based on our historical records, temperatures in Lamai Beach typically stay consistent throughout April, with daily highs averaging around 30°C (86°F). Nights are warm, with lows around 27°C (81°F).
Average temperatures in April
Daily Historical Precipitation
49-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in April
Historical weather records for Lamai Beach in April
Browse day-by-day weather records for Lamai Beach spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Lamai Beach historical weather extremes in April
Our historical data for Lamai Beach spans 1984 to 2026, revealing these weather extremes.
- On April 11, 2016, temperatures climbed to 38°C (100°F), marking the warmest April day on record.
- The lowest daytime temperature in April was 27°C (81°F), recorded on April 5, 2017.
- The lowest overnight temperature recorded in April was 23°C (73°F) (April 19, 2002).
Best Places in Thailand in April
Find out more about the weather in Thailand and which places have the best travel conditions in this month. See all of Thailand in April →
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).
What to Wear in Lamai Beach in April
Warm but pleasant conditions in Lamai Beach in April. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. Expect heavy rainfall, so bring good rain protection and waterproof bags. With water temperatures around 30°C (86°F), swimming conditions are excellent. Pack your swimsuit, goggles, and maybe some water shoes. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.
What To Do in Lamai Beach in April
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Swimming9/10 -
Cycling7/10 -
Walking7/10 -
Camping7/10 -
Outdoor sports7/10
Lamai Beach 3-Day Forecast
More climate data for Lamai Beach
Temperature Rainfall Sunshine Humidity Water Temp
See the full Lamai Beach climate overview or explore weather in Thailand.
Popular in April
Where to go in April - average daytime high across popular destinations.
Chiang Mai
38°C (100°F) Bangkok
37°C (99°F) Jomtien Beach33°C (91°F) Hua Hin34°C (93°F) Ao Nang Beach
32°C (90°F) Ko Lanta31°C (88°F) Koh Samui31°C (88°F) Patong Beach
30°C (86°F) Bucket list
Need travel inspiration? Check out our bucket list articles and be inspired.
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