Flights to Ko Samui, Thailand

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Weather in Ko Samui

Average Weather

MonthAverage monthly max temperatureAverage monthly min temperature
January27°C26°C
February27°C26°C
March28°C27°C
April29°C28°C
May30°C28°C
June29°C28°C
July29°C27°C
August29°C27°C
September29°C27°C
October28°C27°C
November28°C26°C
December27°C26°C
Hottest Month
30°C
May
Coldest month
26°C
January
Sunny days
184
days per year

14 day forecast

Saturday
14 Jun
92%
29°C29°C
21 Jun
83%
30°C28°C
Sunday
15 Jun
89%
30°C28°C
22 Jun
83%
29°C28°C
Monday
16 Jun
89%
29°C28°C
23 Jun
81%
29°C27°C
Tuesday
17 Jun
83%
30°C28°C
24 Jun
88%
29°C28°C
Wednesday
18 Jun
76%
30°C28°C
25 Jun
89%
29°C28°C
Thursday
19 Jun
74%
30°C28°C
26 Jun
70%
30°C28°C
Friday
20 Jun
88%
30°C28°C
27 Jun
87%
29°C28°C

Cheapest month to fly to Ko Samui

Explore price trends for trips to Ko Samui

Annual Avg. Price828 CAD
July 2025858 CAD
August 2025717 CAD
September 2025717 CAD
October 2025756 CAD
November 2025751 CAD
December 2025825 CAD
January 2026742 CAD
February 2026739 CAD
March 2026787 CAD
April 2026787 CAD
May 2026940 CAD
June 20261315 CAD
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