What’s the climate like in Koh Lanta?
The current climate of Koh Lanta features average monthly temperatures ranging from highs of 35°C during the day to lows of 32°C. The average yearly temperature is around 33°C. At night, temperatures in the colder months average around 22°C and in the warmer months around 24°C.
The highest temperature recorded in Koh Lanta in recent years was 39°C in March 2014. The lowest daytime temperature recorded was 24°C in December 2022.
On average, Koh Lanta receives 2452 mm of precipitation each year. For comparison, London gets 701 mm of precipitation annually.
The typhoon season in Koh Lanta runs from June to November.
Curious about the climate in other parts of Thailand? Check out the weather and climate in places like Bangkok, Chiang Mai, Phuket, or have a look at other destinations in Thailand.
Best time to visit Koh Lanta?
The best time to visit Koh Lanta for sunny weather is January through March and December. During this period, you'll have good temperatures and not too much rain, making it a great time to visit Koh Lanta. In the other months of the year, there's too much rain or the temperature isn't ideal for a visit if you want sunny and pleasant weather.
Climate Table of Koh Lanta
The climate table of Koh Lanta shows the average temperatures, precipitation, and UV index per month. The table gives an overview of the average day and night temperatures in degrees Celsius, the total amount of precipitation in millimetres, the total snowfall in centimetres, and the UV index for each month. Precipitation is always measured as water, even if it's snow or hail.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Temp. max (°C) | 33 | 34 | 35 | 35 | 33 | 32 | 32 | 32 | 32 | 32 | 32 | 32 |
| Temp. min (°C) | 23 | 22 | 23 | 24 | 25 | 25 | 24 | 24 | 24 | 24 | 24 | 24 |
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| Precipitation (mm) | 73 | 37 | 47 | 122 | 282 | 295 | 254 | 389 | 356 | 314 | 185 | 98 |
| UV Index | 8 | 9 | 9 | 9 | 7 | 7 | 7 | 8 | 7 | 7 | 7 | 7 |
Click on the month name to see more weather details, like daily averages, temperatures, and precipitation for the past years in that month.
- Average yearly temperature: 33°C
- Highest temperature: 35°C in March and April
- Lowest temperature: 32°C in June, July, August, September, October, November and December
- Precipitation: 2452 mm per year, averaging 204 mm per month
- Driest months: 37 mm in February, 47 mm in March and 73 mm in January
- Wettest months: 389 mm in August, 356 mm in September and 314 mm in October
Weather experiences in Koh Lanta
Good
January on Lanta Island pleasantly surprised me. It was warm... more
Good
Sunny days are followed by short, heavy showers. Warm but co... more
Table of Contents
Average Temperature per Month in Koh Lanta
This graph shows the average maximum temperatures per month in Koh Lanta, Thailand. The temperatures are shown in degrees Celsius and the average is calculated based on the recorded temperatures per month from past years.
Average Precipitation per Month in Koh Lanta
This graph shows how much precipitation Koh Lanta, Thailand, gets on average per month. Precipitation is always measured as water, even if it's snow or hail. This makes it easy to compare how much has fallen, regardless of the form of precipitation. The amount of precipitation is measured in millimetres and the average is calculated based on the recorded precipitation per month from past years.
Average UV Index per Month in Koh Lanta
This graph shows the average UV index per month in Koh Lanta, Thailand. The UV index indicates the intensity of ultraviolet radiation and ranges from 0 to a maximum of 11.
Yearly Temperature in Koh Lanta
This graph shows the average yearly temperature in Koh Lanta, Thailand. The yearly temperature, expressed in degrees Celsius, is the average of all twelve monthly temperatures summed up for that year.
Total Yearly Precipitation in Koh Lanta
This chart shows the total yearly precipitation in Koh Lanta, Thailand, over the past few years. The total yearly precipitation, measured in millimetres, is the sum of all the rain that fell in the twelve months of that year.
Weather experiences in Koh Lanta
The weather in Koh Lanta is rated an average of 3,2 out of 5 stars by 9 visitors. Have you been to Koh Lanta? Share your weather experience to help other visitors.
Write your own review
January on Lanta Island pleasantly surprised me. It was warm and sunny with minimal rain. Humidity was high at times, making it feel a bit muggy, but overall the tropical weather was lovely.— This text is automatically translated to English
The days were sunny and there were cool local winds, so it was not too hot. However, there were also days with heavy rain and thunderstorms.— This text is automatically translated to English
It rained, but the temperature remained pleasant. Every now and then the sun shone, creating beautiful natural phenomena. This period is not ideal for beach lovers.— This text is automatically translated to English
Sunny days are followed by short, heavy showers. Warm but comfortable. The only drawback was the very high humidity.— This text is automatically translated to English
Although refreshing, rain affects some outdoor activities.— This text is automatically translated to English
During the rainy season, you can expect a lot of rain, but there are also sunny moments. During the day, it can be unbearably hot. Excellent for relaxation, to a lesser extent for active recreation.— This text is automatically translated to English
There is a lot of rain, which does not detract from the charm of the island. The temperature remained consistently above 20 degrees, warm but not too hot. Beautiful sunsets, despite the rain.— This text is automatically translated to English
The days varied from sunshine to heavy rain. The temperature was pleasant, around 30 degrees Celsius. However, the frequent rain showers made us feel damp and we had to stay indoors more often than we had hoped.— This text is automatically translated to English
July on Lanta Island is a mix of rain and heat. Tropical showers are surprisingly refreshing, but can ruin your plans. Generally pleasant, but less suitable for beach lovers.— This text is automatically translated to English
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Share your weather experiences in Koh Lanta.
Average Weather in Koh Lanta by Month
Click on a month below to see detailed weather info for Koh Lanta. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
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