Best time to visit Ko Samui
A month-by-month weather verdict for Ko Samui, Thailand, scored on temperature, rain, sunshine and humidity.
Quick verdict by month
Jan84
Feb86
Mar84
Apr81
May65
Jun65
Jul67
Aug68
Sep66
Oct59
Nov49
Dec59
Best months
FebruaryJanuaryMarch
What makes February best
29°CAvg high
8hSun / day
5Rain days
Months to avoid
November are the weakest stretch, mainly down to the wet season.
Timing by trip style
- BeachJanuary–April
Better in February nearby
- Nha Trang, Vietnam91/100
- Langkawi, Malaysia90/100
- El Nido, Philippines90/100