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Koh Samui Weather Forecast

Koh Samui Weather

7-Day Weather Forecast

Stay informed about weather conditions in Koh Samui with our detailed forecast. Our weather data includes temperature highs and lows, humidity levels, wind speed and direction, and current conditions to help you plan your activities and pack appropriately.

Temperature Forecast Humidity Levels Wind Conditions

Current Weather in Koh Samui

Clear sky
25°
Clear sky
Feels like 25°
High / Low 25° / 25°
Humidity 74%
Wind 17 km/h SE
Pressure 1013 hPa
Visibility 10 km
Clouds 4%
Sunrise: 4:58 AM
Sunset: 5:00 PM

Koh Samui Weather Forecast - Plan Your Trip

Get accurate and up-to-date weather information for Koh Samui. Our comprehensive 7-day weather forecast helps you plan your visit, whether you're looking for the perfect time to explore outdoor attractions, plan activities, or simply pack appropriately for your trip.

Understanding the weather patterns in Koh Samui is essential for making the most of your travel experience. Our detailed forecast includes temperature highs and lows, humidity levels, wind speed and direction, and current weather conditions to help you prepare for your journey.

7-Day Weather Forecast

Koh Samui

Today
Mar 12
Light rain
Light rain
25° C
25° 25°
Humidity: 73%
Wind: 22 km/h SE
Friday
Mar 13
Light rain
Light rain
25° C
25° 25°
Humidity: 74%
Wind: 28 km/h SE
Saturday
Mar 14
Moderate rain
Moderate rain
24° C
25° 24°
Humidity: 75%
Wind: 24 km/h SE
Sunday
Mar 15
Light rain
Light rain
25° C
25° 24°
Humidity: 74%
Wind: 20 km/h SE
Monday
Mar 16
Light rain
Light rain
25° C
25° 25°
Humidity: 74%
Wind: 22 km/h SE
Tuesday
Mar 17
Clear sky
Clear sky
25° C
25° 25°
Humidity: 73%
Wind: 21 km/h SE

Last updated: Mar 12, 2026 8:38 AM

Weather data provided by OpenWeatherMap

Understanding the Weather Forecast

Our weather forecast for Koh Samui provides detailed information about expected weather conditions over the next seven days. Each forecast includes:

  • Temperature: Current temperature along with daily high and low temperatures to help you dress appropriately.
  • Weather Conditions: Clear descriptions of expected weather, from sunny skies to rain or clouds.
  • Humidity: Relative humidity percentage, which affects how temperatures feel.
  • Wind Speed: Wind velocity in kilometers per hour, along with direction indicators.
  • Weather Icons: Visual representations of expected weather conditions for quick reference.

Best Time to Visit Koh Samui

When planning your trip to Koh Samui, checking the weather forecast is crucial for choosing the best time to visit. Our 7-day forecast helps you identify periods with favorable weather conditions for outdoor activities, sightseeing, and exploration.

Whether you prefer mild temperatures, sunny days, or specific weather conditions, our detailed forecast allows you to plan your itinerary accordingly. Monitor the forecast regularly as your travel date approaches to ensure you're well-prepared for the weather conditions during your stay.

Weather Tips for Travelers

  • Check the forecast regularly: Weather conditions can change, so review the forecast daily as your trip approaches.
  • Pack accordingly: Use the temperature highs and lows to pack appropriate clothing for your visit to Koh Samui.
  • Plan outdoor activities: Schedule outdoor activities during days with favorable weather conditions.
  • Stay hydrated: Pay attention to humidity levels, especially during warmer periods.
  • Wind considerations: Check wind speed and direction if you're planning activities like boating, hiking, or outdoor dining.

Frequently Asked Questions About Koh Samui Weather

How accurate is the weather forecast?

Our weather forecast for Koh Samui is updated regularly using data from reliable meteorological sources. While forecasts are generally accurate, weather conditions can change, so we recommend checking the forecast frequently, especially as your travel date approaches.

How often is the weather data updated?

The weather forecast for Koh Samui is automatically updated every few hours to ensure you have the most current information. The "Last updated" timestamp at the bottom of the forecast shows when the data was last refreshed.

What should I pack based on the weather forecast?

Use the daily high and low temperatures to guide your packing decisions. For warmer days, pack light clothing, while cooler temperatures may require layers or warmer attire. Also consider humidity and wind conditions when selecting your wardrobe for Koh Samui.

Can I see weather forecasts beyond 7 days?

Currently, we provide a 7-day weather forecast for Koh Samui. This timeframe offers a good balance between accuracy and planning. For longer-term planning, check back regularly as new forecast data becomes available.

What do the weather icons mean?

The weather icons provide a quick visual reference for expected conditions. Clear skies, clouds, rain, and other weather patterns are represented by standardized icons that help you quickly understand the forecast for Koh Samui at a glance.

Planning your visit to Koh Samui? Use our comprehensive weather forecast to make informed decisions about when to travel, what to pack, and which activities to schedule. Our detailed 7-day forecast provides all the information you need to ensure a comfortable and enjoyable trip, regardless of the season or weather conditions.

For the most up-to-date weather information, bookmark this page and check back regularly. Whether you're planning a short visit or an extended stay, staying informed about weather conditions in Koh Samui will help you make the most of your travel experience.

Koh Samui Tour Packages

Explore Koh Samui with our curated tour packages. Plan your perfect trip with weather-aware itineraries and make the most of your visit.

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