ThailandNavigator
Thailand island guide

Ko Mai Si

Ko Mai Si is a physical island in Trat Province, Thailand.

Reviewed 16 September 2026 Official sources checked
Administrative levelIsland
AreaSuggest an update
Time zoneICT (UTC+7)

How Ko Mai Si is organised

Trat Ko Mai Si

Ko Mai Si is a island within Trat.

Understand Ko Mai Si

Ko Mai Si is a physical island in Trat Province, Thailand. It is distinct from any administrative district or subdistrict with a similar name. Transport, weather, conservation rules and access conditions can change, so travellers should check current official notices before visiting.

Place typeIsland Located inTrat Time zoneICT (UTC+7) Coordinates11.7181, 102.52

Ko Mai Si at a glance

Official name
Ko Mai Si
Type
Island

Weather in Ko Mai Si

Current conditions and the latest available forecast.

29°C Overcast
MonThunderstorm30°C / 24°C
TueThunderstorm28°C / 24°C
WedRain showers29°C / 24°C
ThuThunderstorm26°C / 24°C
FriThunderstorm25°C / 24°C
SatThunderstorm25°C / 24°C
SunRain showers25°C / 24°C
Weather data provided by Open-Meteo.

Plan your Ko Mai Si stay

Before you go

Language: Thai

Currency: Thai baht (THB)

Information you can verifyWe use accountable sources and review this page to keep its information useful.
Reviewed
16 September 2026
Content owner
Thailand Navigator Editorial Lead
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