SeasonMapKo Phi Phi vs Ko Samui: which is better, month by month
Ko Samui beats Ko Phi Phi in 6 of 12 months — its lead peaks in August (82 vs 69) — while Ko Phi Phi wins December; they are within 3 points in the other 5 months.
Each place is scored under the lens that suits its type. Comfort is SeasonMap's 0–100 estimate from ERA5 climate normals, not a forecast.
Ko Phi Phi vs Ko Samui — all 12 months
| Month | Ko Phi Phi | Ko Samui | Winner | Gap |
|---|---|---|---|---|
| January | 85Ahot, rainy, clean air | 84Ahot, rainy, muggy air | Tie | 1 |
| February | 91Shot, dry, clean air | 88Asweltering, a little rain, muggy air | Tie | 3 |
| March | 90Ssweltering, a little rain, clean air | 90Ssweltering, a little rain, muggy air | Tie | 0 |
| April | 80Asweltering, rainy, muggy air | 80Asweltering, rainy, clean air | Tie | 0 |
| May | 67Csweltering, soaked, clean air | 77Bsweltering, rainy, clean air | Ko Samui | 10 |
| June | 71Bsweltering, soaked, clean air | 83Asweltering, a little rain, clean air | Ko Samui | 12 |
| July | 72Bhot, soaked, clean air | 78Bsweltering, rainy, clean air | Ko Samui | 6 |
| August | 69Chot, soaked, clean air | 82Asweltering, a little rain, clean air | Ko Samui | 13 |
| September | 60Chot, soaked, clean air | 73Bsweltering, rainy, clean air | Ko Samui | 13 |
| October | 58Dhot, soaked, clean air | 62Csweltering, soaked, clean air | Ko Samui | 4 |
| November | 62Chot, soaked, clean air | 59Dsweltering, soaked, clean air | Tie | 3 |
| December | 82Ahot, rainy, clean air | 70Bhot, soaked, muggy air | Ko Phi Phi | 12 |
A month is a tie when the two are within 3 points. The widest gap is August (69 vs 82). Tap a month for that month's temperature, rain, humidity and air quality side by side.