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Koh Samui vs Phuket

Detailed weather comparison to help you match your travel dates with the perfect climate.

Koh Samui

Thailand

Avg High27°C
Best MonthsFeb, Mar

Phuket

Thailand

Avg High29°C
Best MonthsVarious

Monthly Weather Comparison

MonthKoh Samui TempPhuket TempKoh Samui RainPhuket Rain
Jan25°C29°C
22%
19%
Feb26°C30°C
16%
16%
Mar27°C31°C
17%
31%
Apr28°C30°C
27%
58%
May28°C30°C
41%
75%
Jun28°C29°C
36%
65%
Jul28°C29°C
36%
63%
Aug27°C29°C
35%
67%
Sep27°C29°C
50%
73%
Oct26°C29°C
67%
83%
Nov25°C29°C
63%
70%
Dec25°C29°C
36%
33%

When to choose Koh Samui?

  • If you prefer 27°C average peaks
  • Great for visiting in: Feb, Mar

When to choose Phuket?

  • If you prefer 29°C average peaks
  • Great for visiting in: various months