Ko Lanta Weather in August
August in Ko Lanta typically sees daytime highs of 30°C (86°F) and nighttime lows of 26°C (79°F). August falls within the rainy season, so heavy rainfall is to be expected.
Rainfall in Ko Lanta in August
As part of the rainy season, Ko Lanta sees around 19 days of rain in August, with an average of 288 mm (11 in). The rain this month falls heavily when it arrives. Late afternoons in particular can see strong showers, so waterproofs are worth keeping handy.
Temperature in Ko Lanta in August
If you're visiting Ko Lanta in August, expect highs of 30°C (86°F) and overnight lows around 26°C (79°F). Conditions stay fairly consistent through the month, making it easier to plan what to wear. At 26°C (79°F) overnight, the heat doesn't let up much after dark. If you're staying somewhere without air conditioning, a cold shower before bed and keeping the air moving can help.
Sunshine in Ko Lanta in August
The area enjoys a moderate level of sunlight, with around 114 hours. It's a good balance between sunny and rainy days.If you prefer dry days with pleasant temperatures, August may not be the ideal month to visit Ko Lanta. Our weather planner can help you explore destinations with more pleasant weather conditions.
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 Ko Lanta's climate page.
Ko Lanta Temperature in August
Min Temperature
26°C (79°F)
Max Temperature
30°C (86°F)
Chance of Rain
62%
Precipitation
288 mm (11 in)
Rainy days
19 days
Humidity
85%
Sunshine
114 hours
Percentage Sunshine
Daily Historical Temperatures
49-year average (1976-2025)
Based on our historical records, temperatures in Ko Lanta typically stay consistent throughout August, with daily highs averaging around 30°C (86°F). Nights are warm, with lows around 25°C (77°F).
Average temperatures in August
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 August
Historical weather for Ko Lanta in August
Browse day-by-day weather records for Ko Lanta spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Ko Lanta historical weather extremes in August
Based on weather observations in Ko Lanta between 1978 and 2025, these are the recorded extremes during August.
- The warmest day in August was on August 8, 1978, with a maximum of 36°C (97°F).
- Ko Lanta experienced its chilliest August day on August 21, 2000, reaching only 24°C (75°F).
- Nighttime temperatures dropped to 20°C (68°F) on August 13, 2011, marking the coldest August night on record.
Best Places in Thailand in August
Find out more about the weather in Thailand and which places have the best travel conditions in this month. See all of Thailand in August →
perfect weather
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What to Wear in Ko Lanta in August
Warm weather calls for comfortable, breathable clothing in August. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). Also bring a poncho, it will rain a lot! Waterproof everything you can. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.What To Do in Ko Lanta in August
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 Ko Lanta's climate page.
Temperature Rainfall Sunshine Humidity
See the full Ko Lanta climate overview or explore weather in Thailand.
