Chiang Khan vs Koh Yao Yai
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Copyright of the Tourism Authority of Thailand (TAT)
Easier exploring without a scooter
The old town works well on foot or by bicycle, with local rides for viewpoints beyond the centre. Another assessed advantage: more scope for a modest-budget stay.
More island-hopping options
Arranged trips reach nearby islands and Phang Nga Bay, with weather, group size and the chosen base affecting convenience. Another assessed advantage: a stronger beach offering.
Side by side
What feels different
Our editorial assessments · Select a factor to see how we scored each place.
Why we rate Chiang Khan 0/10
This is an inland river town, not a coastal beach destination.
Why we rate Koh Yao Yai 7/10
Several appealing beach bases and Laem Had provide strong coastal appeal, with substantial tidal and location differences.
What we assess
Beach appeal, convenient access and variety during a beach-focused stay, within the destination itself.
Why we rate Chiang Khan 8/10
Mekong views and nearby hilltop outlooks are an important part of the stay.
Why we rate Koh Yao Yai 8/10
Green island landscapes, coastal views and the Laem Had sandbar provide a strong natural setting.
What we assess
The visual impact of natural surroundings and how central those landscapes are to a typical stay.
Why we rate Chiang Khan 8/10
Wooden streets, local traditions and a distinctive riverside community give the town substantial cultural interest.
Why we rate Koh Yao Yai 5/10
Village and fishing-community outings offer worthwhile local context, with less depth of major heritage sights than cultural cities.
What we assess
The variety, depth and practical access to historic places, temples, architecture, traditions and cultural experiences during a typical stay.
Why we rate Chiang Khan 7/10
The walking street and local restaurants make regional snacks and meals an enjoyable evening focus.
Why we rate Koh Yao Yai 6/10
Village food and several resort restaurants provide useful choice, though dining is dispersed rather than concentrated in a large town.
What we assess
Food quality, variety, distinctive local cooking and how readily visitors can find good places to eat, regardless of price.
Why we rate Chiang Khan 3/10
Evenings revolve around food, browsing and relaxed riverside stops rather than a broad late-night scene.
Why we rate Koh Yao Yai 2/10
Resort bars and quiet coastal evenings are available, with few late-night options beyond the main resort venues.
What we assess
The choice, variety and liveliness of evening venues, their opening hours and how easily you can enjoy a typical night out.
Why we rate Chiang Khan 7/10
Peaceful mornings and quieter side streets are easy to find, but the main market area gets busy.
Why we rate Koh Yao Yai 9/10
Quiet coastal stays and an unhurried village setting are central to the island experience, with local variation around piers and resorts.
What we assess
How easily you can enjoy a peaceful stay, considering traffic, nightlife noise, crowds and practical quieter bases.
Why we rate Chiang Khan 0/10
Mekong cruises are river outings, not sea-island hopping.
Why we rate Koh Yao Yai 8/10
Arranged trips reach nearby islands and Phang Nga Bay, with weather, group size and the chosen base affecting convenience.
What we assess
The variety of worthwhile sea-island trips, convenient departures, journey times and flexibility under normal operating conditions.
Why we rate Chiang Khan 8/10
The old town works well on foot or by bicycle, with local rides for viewpoints beyond the centre.
Why we rate Koh Yao Yai 6/10
A chosen resort base works with arranged transfers and taxis; exploring the spread-out island requires planning and extra rides.
What we assess
Freedom to explore without renting a scooter, using walking, public transport, taxis, tuk-tuks, ride-hailing or boats; transport price is assessed separately.
Why we rate Chiang Khan 8/10
Guesthouse choices, market meals and compact town exploring make a modest-budget stay practical.
Why we rate Koh Yao Yai 6/10
Simple bungalows and village food are available, but the smaller budget selection and boat or road transfers add costs.
What we assess
How easily you can enjoy a typical stay on a modest budget, including simple accommodation, food, realistic transport and characteristic activities.
Scores out of 10 · Higher means more of that characteristic About these scores
How to read the scale
Scores run from 0 to 10 and describe how strongly a destination offers each characteristic.
Higher does not always mean better
A higher nightlife score means a livelier scene. A higher quietness score means a calmer atmosphere. The right balance depends on your trip.
Close scores mean similar experiences
Small differences should not decide your trip on their own.
Chiang Khan
Choose Chiang Khan if...
- You want a walkable riverside town with a strong local identity.
- You enjoy evening food markets and wooden old-town streets.
- You prefer slow mornings and nearby viewpoints to a large city itinerary.
The trade-off
The main town sights make a short stay, and the walking street can be busy. Nearby viewpoints need separate transport.
Koh Yao Yai
Choose Koh Yao Yai if...
- Laem Had sandbar and coastal scenery
- Local village and fishing-community context
- Resort stays and arranged water-based outings
The trade-off
The island is dispersed, beaches are tide-sensitive, and a resort transfer does not provide effortless transport everywhere else.
Plan your trip
When to go
See how temperature, rainfall and travel conditions change through the year. Select a month to focus your comparison.
| Factor | Chiang Khan | Koh Yao Yai |
|---|---|---|
| Average daytime high | 30°C | 33°C |
| Monthly Rainfall | 8 mm | 50 mm |
| Rainy days | 1.6 | 5.6 |
| Crowds | High | High |
| Stay prices | High | High |
| Sea conditions | Not applicable | Calm |
| Average daytime high | 33°C | 34°C |
| Monthly Rainfall | 14 mm | 24 mm |
| Rainy days | 2.2 | 3.4 |
| Crowds | High | High |
| Stay prices | High | High |
| Sea conditions | Not applicable | Calm |
| Average daytime high | 35°C | 34°C |
| Monthly Rainfall | 40 mm | 81 mm |
| Rainy days | 5.7 | 7.5 |
| Crowds | Moderate | High |
| Stay prices | Typical | High |
| Sea conditions | Not applicable | Calm |
| Average daytime high | 36°C | 34°C |
| Monthly Rainfall | 94 mm | 135 mm |
| Rainy days | 10 | 11.7 |
| Crowds | Moderate | Moderate |
| Stay prices | Typical | Typical |
| Sea conditions | Not applicable | Variable |
| Average daytime high | 34°C | 33°C |
| Monthly Rainfall | 189 mm | 237 mm |
| Rainy days | 16.7 | 18.9 |
| Crowds | Low | Low |
| Stay prices | Low | Low |
| Sea conditions | Not applicable | Variable |
| Average daytime high | 33°C | 33°C |
| Monthly Rainfall | 164 mm | 249 mm |
| Rainy days | 16.2 | 18.6 |
| Crowds | Low | Low |
| Stay prices | Low | Low |
| Sea conditions | Not applicable | Rough |
| Average daytime high | 33°C | 32°C |
| Monthly Rainfall | 161 mm | 240 mm |
| Rainy days | 17 | 19.1 |
| Crowds | Low | Low |
| Stay prices | Low | Low |
| Sea conditions | Not applicable | Rough |
| Average daytime high | 32°C | 32°C |
| Monthly Rainfall | 205 mm | 309 mm |
| Rainy days | 19.1 | 19.5 |
| Crowds | Low | Low |
| Stay prices | Low | Low |
| Sea conditions | Not applicable | Rough |
| Average daytime high | 32°C | 32°C |
| Monthly Rainfall | 240 mm | 350 mm |
| Rainy days | 19 | 21.7 |
| Crowds | Low | Low |
| Stay prices | Low | Low |
| Sea conditions | Not applicable | Rough |
| Average daytime high | 31°C | 32°C |
| Monthly Rainfall | 110 mm | 336 mm |
| Rainy days | 10.6 | 22.7 |
| Crowds | Moderate | Low |
| Stay prices | Typical | Low |
| Sea conditions | Not applicable | Rough |
| Average daytime high | 31°C | 32°C |
| Monthly Rainfall | 21 mm | 178 mm |
| Rainy days | 3.1 | 15.9 |
| Crowds | High | Moderate |
| Stay prices | High | Typical |
| Sea conditions | Not applicable | Variable |
| Average daytime high | 29°C | 32°C |
| Monthly Rainfall | 11 mm | 82 mm |
| Rainy days | 1.1 | 10.3 |
| Crowds | High | High |
| Stay prices | High | High |
| Sea conditions | Not applicable | Calm |
| Destination | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Average daytime high | ||||||||||||
| Chiang Khan |
30°C
|
33°C
|
35°C
|
36°C
|
34°C
|
33°C
|
33°C
|
32°C
|
32°C
|
31°C
|
31°C
|
29°C
|
| Koh Yao Yai |
33°C
|
34°C
|
34°C
|
34°C
|
33°C
|
33°C
|
32°C
|
32°C
|
32°C
|
32°C
|
32°C
|
32°C
|
| Monthly Rainfall | ||||||||||||
| Chiang Khan |
8 mm
|
14 mm
|
40 mm
|
94 mm
|
189 mm
|
164 mm
|
161 mm
|
205 mm
|
240 mm
|
110 mm
|
21 mm
|
11 mm
|
| Koh Yao Yai |
50 mm
|
24 mm
|
81 mm
|
135 mm
|
237 mm
|
249 mm
|
240 mm
|
309 mm
|
350 mm
|
336 mm
|
178 mm
|
82 mm
|
| Rainy days | ||||||||||||
| Chiang Khan | 1.6 | 2.2 | 5.7 | 10 | 16.7 | 16.2 | 17 | 19.1 | 19 | 10.6 | 3.1 | 1.1 |
| Koh Yao Yai | 5.6 | 3.4 | 7.5 | 11.7 | 18.9 | 18.6 | 19.1 | 19.5 | 21.7 | 22.7 | 15.9 | 10.3 |
| Crowds | ||||||||||||
| Chiang Khan | High | High | Moderate | Moderate | Low | Low | Low | Low | Low | Moderate | High | High |
| Koh Yao Yai | High | High | High | Moderate | Low | Low | Low | Low | Low | Low | Moderate | High |
| Stay prices | ||||||||||||
| Chiang Khan | High | High | Typical | Typical | Low | Low | Low | Low | Low | Typical | High | High |
| Koh Yao Yai | High | High | High | Typical | Low | Low | Low | Low | Low | Low | Typical | High |
| Sea conditions | ||||||||||||
| Chiang Khan | Not applicable | Not applicable | Not applicable | Not applicable | Not applicable | Not applicable | Not applicable | Not applicable | Not applicable | Not applicable | Not applicable | Not applicable |
| Koh Yao Yai | Calm | Calm | Calm | Variable | Variable | Rough | Rough | Rough | Rough | Rough | Variable | Calm |
Temperatures are historical average daytime highs, not the highest temperatures you might experience. Rainfall and rainy days are monthly averages, not a forecast. A rainy day need not mean rain all day.
Stay prices are relative to each destination’s usual rates. Holidays can bring extra crowds and higher prices. Sea conditions vary by beach and day; check local conditions before boat trips.
Chiang Khan: Thai Meteorological Department — LOEI, 1991-2020.
Koh Yao Yai: Thai Meteorological Department - PHUKET (48564), 1991-2020.