Koh Samui Vrijeme Prognoza
Koh Samui weather: 23°C, heavy drizzle. Po satu forecast, 14-day outlook, UV, air quality and the best time do visit.
14-day forecast for Koh Samui
Maks. / Min.; Oborine; UV
| Dan | Uvjeti | Maks. / Min. | Oborine | Vjetar | UV |
|---|---|---|---|---|---|
| pon, lis 26 | 🌦️ Light showers | 25° / 22° | 97% · 16 mm | 18 km/h | 7 |
| uto, lis 27 | 🌧️ Pljuskovi | 25° / 22° | 87% · 23 mm | 18 km/h | 6 |
| sri, lis 28 | ⛈️ Grmljavina | 23° / 21° | 100% · 62 mm | 16 km/h | 8 |
| čet, lis 29 | 🌧️ Pljuskovi | 26° / 22° | 96% · 23 mm | 19 km/h | 5 |
| pet, lis 30 | 🌦️ Light showers | 25° / 22° | 94% · 11 mm | 15 km/h | 8 |
| sub, lis 31 | 🌧️ Heavy drizzle | 26° / 22° | 87% · 10 mm | 15 km/h | 7 |
| ned, stu 1 | 🌧️ Heavy drizzle | 26° / 22° | 81% · 5 mm | 10 km/h | 8 |
| pon, stu 2 | 🌦️ Light showers | 26° / 21° | 91% · 16 mm | 14 km/h | 8 |
| uto, stu 3 | 🌧️ Heavy drizzle | 26° / 21° | 88% · 10 mm | 13 km/h | 8 |
| sri, stu 4 | 🌧️ Heavy drizzle | 25° / 22° | 88% · 17 mm | 14 km/h | 8 |
| čet, stu 5 | 🌦️ Light drizzle | 25° / 22° | 94% · 5 mm | 11 km/h | 8 |
| pet, stu 6 | 🌦️ Light showers | 25° / 21° | 96% · 24 mm | 13 km/h | 8 |
| sub, stu 7 | 🌧️ Pljuskovi | 23° / 21° | 92% · 50 mm | 16 km/h | 8 |
| ned, stu 8 | 🌧️ Heavy drizzle | 25° / 22° | 92% · 19 mm | 15 km/h | 8 |
The two-week trend
Steady. The second week averages within a degree of the first, so no big change is signalled.
The window averages 25°C against a listopad normal of 27°C - 2°C below.
The next 7 days carry about 2.7 times a normal week's rain for listopad (150 mm against 55 mm).
What this means for Koh Samui
Today is slightly cooler than average for listopad. The forecast high of 25°C is 2.6°C below the 27°C typical for this month.
A 97% chance means rain is expected over most of the area. Plan indoor alternatives. Around 16 mm is forecast, which is enough do soak trails and slow traffic.
Wet roads are likely; braking distances roughly double in heavy rain.
Within 15 degrees of the equator, day length barely changes all year; seasons are defined by rain, not temperature.
Northern Hemisphere, so peak summer falls in lipanj do kolovoz.
The gap between the warmest and coldest month averages 3°C - an unusually even climate through the year.
What do pack, what do skip
- nedglasses, a brimmed hat and SPF 30+
- A packable rain shell - 7 of the next 7 days carry a real chance of rain
- If your dates are flexible, avoid listopad, studeni and prosinac - historically the least comfortable months here.
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Koh Samui weather - more answers
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Frequently asked questions
Where is Koh Samui?
Koh Samui is an island in Tajland. Its coordinates are 9.512, 100.0136. It lies in Azija.
What is the weather like in Koh Samui sada?
It is currently 23°C (73°F) uz heavy drizzle. Vlažnost is 95% and wind is 5 km/h.
When is the best time do visit Koh Samui?
siječanj, veljača, ožujak and travanj offer the most comfortable conditions in Koh Samui, which has a temperate climate. listopad, studeni and prosinac are usually the hardest months for outdoor plans.
What time zone is Koh Samui in?
Koh Samui observes Asia/Bangkok (UTC+07:00). The local time is 7:55 AM.
What is the nearest airport do Koh Samui?
The closest airports are Phuket International Airport (HKT), 243 km away and Suvarnabhumi Airport (BKK), 471 km away.
What are the top things do do in Koh Samui?
Popular options include Khao Sok National Park, Railay Beach, svia Bay and Langkawi.
Related articles
Data sources and methodology
| Place data | USPOTUS Atlas dataset (islands) - coordinates, hierarchy and facts. |
|---|---|
| Prognoza and observations | Open-Meteo (ECMWF and national models). |
| Kvaliteta zraka and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| Klima averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Method | Scores, comparisons and advice on this page are computed from the inputs above. Distances are straight-line. Nothing is estimated where data is missing - the block is simply not shown. |
Last updated listopad 26, 2026 at 7:55 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.
