Ko Lanta Weather & Climate: Best Time to Visit
Ko Lanta experiences only two seasons. The hot and dry season from January to April and the rainy season from May to December. The temperatures on the island varies between 25°C (77°F) and 32°C (90°F). We recommend visiting Ko Lanta between November and April, because it is less hot than the rest of the year. During this period you see blue skies during the day and in the evening you can gaze at the stars. There is always a pleasant breeze on the beach. The temperature of the seawater is 29°C (84°F) throughout the year.
Monthly Temperature in Ko Lanta
The climate in Ko Lanta remains fairly constant, offering very warm temperatures throughout the year. Average daytime temperatures reach a very warm 31°C (88°F) in March. In January, the coolest month of the year, temperatures drop to a comfortable 29°C (84°F).
At night, temperatures range from around 27°C (81°F) in March to 25°C (77°F) in January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Ko Lanta
Ko Lanta is known for its substantial rainfall, with annual precipitation reaching 2351 mm (93 in). Ko Lanta can be quite wet during October, receiving approximately 330 mm (13 in) of precipitation over 22 rainy days.
In contrast, during the driest month (February), you will experience much drier conditions, with 30 mm (1.2 in) of precipitation spread across 2 rainy days days. For more details, please visit our Ko Lanta Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Ko Lanta
Ko Lanta can be enjoyed more throughout the sunniest month of January under a blue sky, with approximately 6.6 hours of sunshine daily. In contrast, the city experiences much darker days in November, with only 3.6 hours of sunlight per day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Humidity in Ko Lanta by Month
The city experiences its highest humidity in May, reaching 85%. In February, the humidity drops to its lowest level at 74%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Ko Lanta 3-Day Forecast
Check the conditions for any month of the year.
Best Time to Visit Ko Lanta
In general, temperatures in Ko Lanta range from 29°C (84°F) to 31°C (88°F) across the year, with January, February, March and December being the best time to visit for those who prefer drier weather.Make your experience more enjoyable by planning to be outside during the cooler parts of the day, either early morning or as the sun begins to set. Visitors should note that May, June, July, August, September, October and November are part of the rainy season, bringing substantial rainfall. Planning your next adventure but unsure where to go? Our climate tool suggests perfect locations tailored to your preferred weather conditions. Discover your ideal travel destination with our weather planner.
