The highest day temperature in January 2024 was 86°F. The lowest night temperature was 83°F. The average values for day and night temperatures during January were 85.1°F и 84.7°F respectivly.

The average sea surface temperature in January 2024 for Samui was 87.6°F. The maximum and minimum values were 86.6°F and 88.8°F respectively.

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

Precipitation total in January for Samui is 5.2 in. It makes january one of the most rainy months of the year.

The average wind speed in January is 11.0 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 Samui in January is 6.8 hours.