The highest day temperature in January 2025 was 91°F. The lowest night temperature was 77°F. The average values for day and night temperatures during January were 87.8°F и 80.8°F respectivly.

The average sea surface temperature in January 2025 for Koh Lanta was 86.9°F. The maximum and minimum values were 85.6°F and 87.8°F respectively.

Most of the days in January are sunny but you can also expect cloudy and gloomy days.

Precipitation total in January for Koh Lanta is 3.3 in. It makes january one of the least rainy months of the year.

The average wind speed in January is 10.4 mph.

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Koh Lanta in January is 7.8 hours.