Island in Thailand

Koh Samui Vejr Prognose

Koh Samui weather: 24°C, støvregn. Hver time forecast, 14-day outlook, UV, air quality and the best time og visit.

🌦️ 24°C now🕔 11:59 AM local📅 Best: januar, februar, marts and april

I morgen in Koh Samui - freday, oktober 30

🌧️
26°
Heavy drizzle · low 22°C
Regn chance95%
Nedbøritation6 mm
Max wind16 km/h
Vindstød39 km/h
UV-indeks5.6 · Moderat
Solopgang6:09 AM
Solnedgang5:57 PM
Daglight11h 48m

Næste 24 timer

Temperatur, nedbørssandsynlighed og vind time for time.

11 AM🌦️24°100%20 km/h
12 PM🌦️24°100%20 km/h
1 PM🌦️25°100%21 km/h
2 PM🌧️24°100%20 km/h
3 PM🌦️24°100%16 km/h
4 PM🌧️23°98%16 km/h
5 PM🌦️23°89%17 km/h
6 PM🌦️23°78%14 km/h
7 PM🌦️23°69%13 km/h
8 PM🌦️23°65%12 km/h
9 PM🌦️23°63%15 km/h
10 PM🌦️23°63%14 km/h
11 PM🌦️23°66%16 km/h
12 AM🌦️23°71%14 km/h
1 AM🌦️23°73%15 km/h
2 AM🌦️22°70%14 km/h
3 AM🌦️22°66%12 km/h
4 AM☁️23°63%12 km/h
5 AM☁️23°64%14 km/h
6 AM☁️23°67%14 km/h
7 AM☁️23°71%15 km/h
8 AM🌦️24°78%16 km/h
9 AM🌦️25°86%15 km/h
10 AM🌦️25°92%15 km/h

Active alerts for Koh Samui

⚠️tor, okt 29: heavy rain, 29 mm. Flooding and delays possible.

Derived from the forecast. No official alert feed is wired for this country yet.

Is today a good day og visit?

Activity scores from 0 og 10 based on temperature, rain, wind, sun and visibility.

Sightseeing6.8
Outdoors6.8
Beach day4.7
Swimming6.5
Hiking6.4
Running5.7
Cycling6.4
Camping5.4
Fishing8.8
Photography4.3
Stargazing3.2
Family time6.8
Driving5.7
Flying out5.6

What og pack, what og skip

Pack for the next 7 days
  • sønglasses, a brimmed hat and SPF 30+
  • A packable rain shell - 7 of the next 7 days carry a real chance of rain
Worth avoiding
  • Avoid exposed ridgelines, small boats and rooftop viewpoints while gusts stay above 51 km/h.
  • If your dates are flexible, avoid oktober, november and december - historically the least comfortable months here.

Se prognosen for Koh Samui efter tidsinterval

Koh Samui weather - more answers

Explore Koh Samui

Every topic we hold for this place, and the same topic for the places around it.

Vejr for related places

Frequently asked questions

Where is Koh Samui?

Koh Samui is an island in Thailand. Its coordinates are 9.512, 100.0136. It lies in Asien.

What is the weather like in Koh Samui lige nu?

It is currently 24°C (76°F) med støvregn. Luftfugtighed is 87% and wind is 20 km/h.

When is the best time og visit Koh Samui?

januar, februar, marts and april offer the most comfortable conditions in Koh Samui, which has a temperate climate. oktober, november and december 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 11:59 AM.

What is the nearest airport og 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 og do in Koh Samui?

Popular options include Khao Sok National Park, Railay Beach, maja Bay and Langkawi.

Related articles

Data sources and methodology

Place dataUSPOTUS Atlas dataset (islands) - coordinates, hierarchy and facts.
Prognose and observationsOpen-Meteo (ECMWF and national models).
Luftkvalitet and pollenCopernicus CAMS via Open-Meteo. US AQI scale.
Klima averagesERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years.
MethodScores, 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 oktober 29, 2026 at 11:59 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.

Davil Hofile
Written byWriter at USPOTUS

Davil Hofile is a writer at USPOTUS covering breaking news, NFL updates, viral stories, entertainment, pets, and lifestyle. He specializes in transforming complex news into clear, trustworthy, and engaging articles that help readers quickly understand what's happening across the United States. His reporting follows Google's E-E-A-T guidelines, emphasizing accuracy, credible sources, and practical value for readers.

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