Warm
Average highs sit around 31°C, giving warm days by monthly-average standards.
Weather Guide
Ko Tao, Thailand Average Monthly Weather
Weather score65Good annual avg
Best months: February, March, January
Across the year, average daytime temperatures are around 30°C, sunshine averages 6.5h per day, and rainfall totals about 1941mm. Sea temperatures average 29°C across the year.
Annual weather
Annual averages
Temp
30°C
Rain
1941mm
Annual total
Sun
6.5h
Sea
29°C
Weather score
65
Good avg
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
SwimSwim
Weather scoreWeather score
Trip feel
Showers
Rainfall averages 137mm, so some wet days are possible.
Some sun
Sunshine averages 5.5h per day, enough for a balanced month.
Warm sea
Sea temperatures average 29°C, so swimming is usually comfortable by monthly-average standards.
Map
Weather map
Compare Ko Tao, Thailand with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
August31°C average high
August sits in the warmer part of the year, so midday sightseeing can feel heavier than in cooler months.
Warmest monthsApril to September
This stretch sets the upper range for average daytime heat.
Rain
August137mm average rain
August sits on the drier side of Ko Tao's year, which helps with sightseeing and transfers.
Driest monthsJanuary to September
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
Sun
August5.5 hours average sun
August is one of Ko Tao's cloudier months, so sunshine-led plans are less reliable.
Brightest monthsFebruary to April
This stretch has the strongest sunshine in the monthly averages.
Sea temperature
August29°C average sea
August is close to Ko Tao's yearly sea-temperature average, so swimming comfort is fairly typical.
Warmest seaApril to August
Sea temperatures are usually near 30°C in this stretch, so swimming comfort is at its strongest.
Weather score
August60 weather score
August scores below Ko Tao's yearly average, so the weather trade-offs are more noticeable.
Best weather monthsFebruary to March
These months have the strongest weather score in the monthly averages.
Hotels near Ko Tao, Thailand
Marriott
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Renaissance Koh Samui Resort & SpaKoh Samui, Thailand
Khao Lak Marriott Beach Resort & SpaTakua Pa District, Phang Nga, Thailand