Temperature
Warm by day, warm at night.
Warm days and some sun. Typhoon risk and humid air are the main drawbacks.

Warm by day, warm at night.
It rains on most days, with a mix of brief and longer spells. About 21 wet days, more than in most months.
Cloudier spells limit sunshine.
Warm days, with humid periods.
In July, afternoons feel about 83° and nights feel near 80°.
Overcast skies this month.
July's typical breeze keeps the air from feeling as stagnant.
July stays around 80°F through the day and night.
| Month | High°F | Low°F | Rainin | Wet days | Sunh | Humidity% | Sea°F |
|---|---|---|---|---|---|---|---|
| Jan | 78 | 76 | 1.0 | 5 | 10.5 | 77 | 83 |
| Feb | 79 | 77 | 2.6 | 10 | 10.8 | 77 | 83 |
| Mar | 80 | 78 | 1.5 | 9 | 10.8 | 78 | 85 |
| Apr | 82 | 79 | 4.0 | 13 | 11.1 | 78 | 86 |
| May | 83 | 80 | 7.7 | 20 | 10.5 | 80 | 87 |
| Jun | 82 | 79 | 3.6 | 19 | 9.7 | 79 | 86 |
| Jul | 82 | 78 | 5.8 | 21 | 9.4 | 80 | 85 |
| Aug | 82 | 78 | 5.1 | 20 | 9.5 | 80 | 85 |
| Sep | 81 | 78 | 7.2 | 22 | 8.9 | 81 | 85 |
| Oct | 80 | 77 | 10.9 | 28 | 8.9 | 82 | 85 |
| Nov | 80 | 77 | 12.7 | 23 | 9.3 | 80 | 84 |
| Dec | 79 | 77 | 6.3 | 12 | 9.9 | 77 | 83 |
Similar climates
Want a side-by-side climate view? Compare Koh Tao with Gili Islands.
Typical monthly values are based on long-term climate records. Useful for planning, not a forecast. Check the weather before you travel.
Sunshine: source type is not yet identified at metric level.
Local microclimates can vary by beach, neighborhood, trail, or elevation.
Last updated: Aug 22, 2026
Data & methodology