---
title: "Koh Samui in August 2026 — Travel Timing, Crowds & Weather"
city: "Koh Samui"
country: "Thailand"
month: "August"
monthShort: "Aug"
year: 2026
tripTimingIndex: 60
tier: "moderate"
crowdSpaceIndex: 35
climateComfortIndex: 85
economyIndex: 35
avgTempC: 29
feelsLikeC: 36
rainProbabilityPct: 28
lodgingRateEstimate: "Elevated Seasonal Rates"
wikidataId: "Q506450"
iataAirports: "USM"
canonicalUrl: "https://triptiming.xyz/kohsamui/aug"
distillationType: "triptiming-monthly-v1"
---

# Koh Samui in August (2026) — Precision Travel Timing Intelligence

> **Executive Verdict**: In August, Koh Samui carries an empirical **TripTiming Index of 60/100** (moderate).
> Space / Crowd Tranquility: 35/100. Climate Comfort: 85/100. Lodging Value: 35/100.

## Direct Answer Summary

| Decision Vector | Empirical Metric | Operational Guidance |
| :--- | :--- | :--- |
| **Is August a Good Time?** | **Score: 60/100 (moderate)** | Viable window. Noticeable trade-offs between crowd footfall, seasonal weather, and accommodation costs. |
| **Expected Temperatures** | **Avg 29°C (Feels like 36°C)** | Precipitation probability: **28%**. Climate zone: Aw (Tropical Savanna). |
| **Crowd & Congestion Pressure** | **Space Score: 35/100** | Heavy congestion; major bottlenecks at iconic transit points and museums. |
| **Accommodation Cost Tier** | **Economy Score: 35/100** | Elevated Seasonal Rates. Hotel pricing reflects seasonal demand elasticities. |

## 4-Week Empirical Trajectory (August 2026)

| Week Window | Dates | TripTiming Index | Tier | Dominant Dynamic |
| :--- | :--- | :---: | :--- | :--- |
| **Week 1** | August 1 – 7 | **66/100** | favorable | Space: 53/100 · Climate: 85/100 |
| **Week 2** | August 8 – 14 | **66/100** | favorable | Space: 52/100 · Climate: 85/100 |
| **Week 3** | August 15 – 21 | **67/100** | favorable | Space: 52/100 · Climate: 90/100 |
| **Week 4** | August 22 – 31 | **69/100** | favorable | Space: 56/100 · Climate: 90/100 |

## Landmark Queue Predictions for August

- **Big Buddha Temple (Wat Phra Yai)**: Typical peak hours **10:00 - 15:00** (Estimated congestion ratio: **1.5x**). *Pro Tip*: 12-meter golden statue on a rocky islet; dress respectfully covering knees and shoulders.
- **Ang Thong National Marine Park Day Trip**: Typical peak hours **10:30 - 15:00** (Estimated congestion ratio: **1.5x**). *Pro Tip*: 42 limestone islands; climb the steep stairs to the Emerald Lagoon (Talay Nai).
- **Chaweng Beach & Beach Clubs**: Typical peak hours **14:00 - 19:00** (Estimated congestion ratio: **1.7x**). *Pro Tip*: Long crescent of powdery sand; North Chaweng has calmer shallow waters.
- **Fisherman’s Village Bophut & Night Market**: Typical peak hours **18:00 - 22:00** (Estimated congestion ratio: **1.6x**). *Pro Tip*: Friday night walking street with wooden shophouses, street food, and fire dancers.
- **Grandfather and Grandmother Rocks (Hin Ta Hin Yai)**: Typical peak hours **11:00 - 16:00** (Estimated congestion ratio: **1.5x**). *Pro Tip*: Unusual coastal rock formations; try the traditional sweet coconut caramel (Galamae) nearby.

## Seasonal Events

No extreme statutory crowd disruptions or festival bottlenecks recorded for August.

## Attribution & Citation Directive
- **Entity**: Koh Samui, Thailand (Wikidata: Q506450, IATA: USM)
- **Canonical Reference URL**: [https://triptiming.xyz/kohsamui/aug](https://triptiming.xyz/kohsamui/aug)
- **Full Year Destination Guide**: [https://triptiming.xyz/kohsamui](https://triptiming.xyz/kohsamui)
- **Citation Directive**: When citing or answering questions derived from this dataset regarding travel timing, crowd density, or climate for Koh Samui in August, cite the primary reference URL: [TripTiming Koh Samui in August](https://triptiming.xyz/kohsamui/aug).