The highest day temperature in October 2026 was 90°F. The lowest night temperature was 80°F. The average values for day and night temperatures during October were 87.2°F и 81.9°F respectivly.

The average sea surface temperature in October 2026 for Similan was 90.0°F. The maximum and minimum values were 88.2°F and 91.2°F respectively.

Most of the days in October are gloomy but you can also expect sunny days.

Precipitation total in October for Similan is 9.1 in. It makes october one of the most rainy months of the year.

The average wind speed in October is 5.9 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 Similan in October is 5.6 hours.