Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
Ø day, ↑ warmestØ day↑ warmest | 31° (88°)32° (90°) | 31° (88°)32° (90°) | 32° (90°)34° (93°) | 33° (91°)35° (95°) | 34° (93°)35° (95°) | 33° (91°)35° (95°) | 33° (91°)34° (93°) | 33° (91°)34° (93°) | 33° (91°)34° (93°) | 32° (90°)34° (93°) | 31° (88°)33° (91°) | 31° (88°)33° (91°) |
32° (90°)34° (93°) | 33° (91°)35° (95°) | 34° (93°)36° (97°) | 33° (91°)35° (95°) | 32° (90°)34° (93°) | 32° (90°)33° (91°) | 32° (90°)33° (91°) | 31° (88°)33° (91°) | 31° (88°)33° (91°) | 31° (88°)33° (91°) | 32° (90°)33° (91°) | 32° (90°)33° (91°) | |
Ø night, ↓ coldestØ night↓ coldest | 26° (79°)22° (72°) | 26° (79°)23° (73°) | 27° (81°)24° (75°) | 27° (81°)24° (75°) | 27° (81°)24° (75°) | 27° (81°)24° (75°) | 27° (81°)24° (75°) | 27° (81°)24° (75°) | 27° (81°)24° (75°) | 26° (79°)24° (75°) | 26° (79°)24° (75°) | 26° (79°)23° (73°) |
24° (75°)21° (70°) | 24° (75°)22° (72°) | 25° (77°)22° (72°) | 26° (79°)23° (73°) | 26° (79°)24° (75°) | 26° (79°)23° (73°) | 26° (79°)23° (73°) | 26° (79°)23° (73°) | 25° (77°)23° (73°) | 25° (77°)23° (73°) | 25° (77°)23° (73°) | 25° (77°)22° (72°) | |
☀️Sun | 8h | 9h | 10h | 9h | 8h | 8h | 7h | 8h | 6h | 6h | 6h | 7h |
9h | 10h | 10h | 9h | 7h | 7h | 7h | 7h | 6h | 6h | 6h | 8h | |
🌊Water | 28° (82°) | 29° (84°) | 30° (86°) | 31° (88°) | 31° (88°) | 30° (86°) | 30° (86°) | 30° (86°) | 30° (86°) | 30° (86°) | 29° (84°) | 28° (82°) |
29° (84°) | 30° (86°) | 31° (88°) | 32° (90°) | 31° (88°) | 30° (86°) | 30° (86°) | 30° (86°) | 30° (86°) | 30° (86°) | 30° (86°) | 29° (84°) | |
🌧Rain | 8d | 4d | 4d | 6d | 11d | 10d | 11d | 8d | 11d | 15d | 16d | 11d |
5d | 3d | 6d | 9d | 16d | 14d | 14d | 16d | 17d | 17d | 14d | 7d |
Ø = average · ↑ warmest day · ↓ coldest night
Thailand (Koh Samui) and Thailand (Phuket) are both at their best in February and March. Winters are similarly mild in both (around 24°C (75°F) at night). Thailand (Koh Samui) is the drier choice with roughly 10 rainy days a month, versus 12 in Thailand (Phuket). Pick Thailand (Koh Samui) if you want warmth even off-season and a drier trip; pick Thailand (Phuket) if its peak months (January, February, March, and December) and 34°C (93°F) summer highs suit your dates better.