When is the best time to go to Ko Yao
The chart above shows the best time of year to visit Ko Yao, Thailand. These are based on an analysis of weather averages such as temperature, rainfall and number of hours of sunshine. These ratings are based solely on the climate and do not take into account other factors such as accommodation prices and how busy it is likely to be.
Average temperatures in Ko Yao
Ko Yao weather by month
Please note our recommendations for when to visit Ko Yao are based solely on the weather and do not take into accounts accommodation prices, how busy it will be and what events are on.
January
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| 28°C | 43mm | 9.4hrs | 12.5hrs | 28°C |
January in Ko Yao is generally reasonably dry with the temperature being hot.
It is perhaps a good month to visit Ko Yao, with some very good weather at this time of year.
January is in the winter in Ko Yao and is typically the coldest month of the year. Daytime maximum temperatures average around a steamy 32°C (89°F), whilst at night 22°C (72°F) is normal.
On average January is the driest month of the year in Ko Yao with around 43mm 1.7 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 5 days, although this may vary considerably.
On the flip side this corresponds to an average of 9.4 hours of sunshine per day.
February
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| 30°C | 25mm | 9.9hrs | 12.6hrs | 29°C |
February in Ko Yao is generally dry with the temperature being hot.
It is perhaps the perfect month to visit Ko Yao, with some extremely good weather at this time of year.
February is in the winter in Ko Yao and is typically the 2nd coldest month of the year. Daytime maximum temperatures average around a steamy 33°C (91°F), whilst at night 23°C (73°F) is normal.
On average February is the 2nd driest month of the year in Ko Yao with around 25mm 1 inches of rain making it a dry time to visit. This rainfall is typically spread over 3 days, although this may vary considerably.
On the flip side this corresponds to an average of 9.9 hours of sunshine per day.
March
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| 30°C | 54mm | 9.2hrs | 12.8hrs | 29°C |
The weather in March in Ko Yao is characteristically very hot, humid and reasonably dry.
It is perhaps a good month to visit Ko Yao, with some very good weather at this time of year.
March is in the spring in Ko Yao and is typically the 3rd coldest month of the year. Daytime maximum temperatures average around a steamy 34°C (92°F), whilst at night 23°C (74°F) is normal.
On average March is the 3rd driest month of the year in Ko Yao with around 54mm 2.1 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 5 days, although this may vary considerably.
On the flip side this corresponds to an average of 9.2 hours of sunshine per day.
April
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| 30°C | 133mm | 8.4hrs | 13hrs | 30°C |
Ko Yao's weather in April is typically very hot, humid and wet in nature.
Based on weather alone, this is probably a time of year to avoid going to Ko Yao for your holidays. The weather is often relatively bad and not conducive to spending time outdoors.
April is in the spring in Ko Yao and is typically the 4th coldest month of the year. Daytime maximum temperatures average around a steamy 33°C (92°F), whilst at night 24°C (75°F) is normal.
On average April is the 4th driest month of the year in Ko Yao with around 133mm 5.2 inches of rain making it a wet time to visit. This rainfall is typically spread over 11 days, although this may vary considerably.
On the flip side this corresponds to an average of 8.4 hours of sunshine per day.
May
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| 29°C | 324mm | 6.6hrs | 13.2hrs | 30°C |
May is a very wet, humid month in Ko Yao and the temperature is generally very hot.
Based on weather alone, this is probably a time of year to avoid going to Ko Yao for your holidays. The weather is often relatively bad and not conducive to spending time outdoors.
May is in the spring in Ko Yao and is typically the 5th coldest month of the year. Daytime maximum temperatures average around a steamy 32°C (89°F), whilst at night 24°C (76°F) is normal.
On average May is the 5th driest month of the year in Ko Yao with around 324mm 12.7 inches of rain making it a very wet time to visit. This rainfall is typically spread over 21 days, although this may vary considerably.
On the flip side this corresponds to an average of 6.6 hours of sunshine per day.
June
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| 28°C | 275mm | 5.7hrs | 12.5hrs | 30°C |
Hot, humid and very wet weather often prevails in Ko Yao during the month of June
Based on weather alone, this is probably a time of year to avoid going to Ko Yao for your holidays. The weather is often pretty bad and not conducive to spending time outdoors.
June is in the summer in Ko Yao and is typically the 6th coldest month of the year. Daytime maximum temperatures average around a steamy 31°C (89°F), whilst at night 25°C (76°F) is normal.
On average June is the 6th driest month of the year in Ko Yao with around 275mm 10.8 inches of rain making it a very wet time to visit. This rainfall is typically spread over 20 days, although this may vary considerably.
On the flip side this corresponds to an average of 5.7 hours of sunshine per day.
July
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| 28°C | 284mm | 6.2hrs | 12.6hrs | 29°C |
July in Ko Yao is generally very wet with the temperature being hot.
Based on weather alone, this is probably a time of year to avoid going to Ko Yao for your holidays. The weather is often pretty bad and not conducive to spending time outdoors.
July is in the summer in Ko Yao and is typically the 6th warmest month of the year. Daytime maximum temperatures average around a steamy 31°C (88°F), whilst at night 24°C (75°F) is normal.
On average July is the 6th wettest month of the year in Ko Yao with around 284mm 11.2 inches of rain making it a very wet time to visit. This rainfall is typically spread over 20 days, although this may vary considerably.
On the flip side this corresponds to an average of 6.2 hours of sunshine per day.
August
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| 28°C | 270mm | 6.2hrs | 12.8hrs | 29°C |
The weather in August in Ko Yao is characteristically hot, humid and very wet.
Based on weather alone, this is probably a time of year to avoid going to Ko Yao for your holidays. The weather is often pretty bad and not conducive to spending time outdoors.
August is in the summer in Ko Yao and is typically the 5th warmest month of the year. Daytime maximum temperatures average around a steamy 31°C (88°F), whilst at night 24°C (76°F) is normal.
On average August is the 5th wettest month of the year in Ko Yao with around 270mm 10.6 inches of rain making it a very wet time to visit. This rainfall is typically spread over 20 days, although this may vary considerably.
On the flip side this corresponds to an average of 6.2 hours of sunshine per day.
September
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| 27°C | 390mm | 5.6hrs | 13hrs | 29°C |
Ko Yao's weather in September is typically hot, humid and very wet in nature.
Based on weather alone, this is probably a time of year to avoid going to Ko Yao for your holidays. The weather is often pretty bad and not conducive to spending time outdoors.
September is in the fall / autumn in Ko Yao and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a steamy 30°C (87°F), whilst at night 24°C (75°F) is normal.
On average September is the 4th wettest month of the year in Ko Yao with around 390mm 15.3 inches of rain making it a very wet time to visit. This rainfall is typically spread over 23 days, although this may vary considerably.
On the flip side this corresponds to an average of 5.6 hours of sunshine per day.
October
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| 28°C | 335mm | 6.2hrs | 13.2hrs | 29°C |
October is a very wet, humid month in Ko Yao and the temperature is generally hot.
Based on weather alone, this is probably a time of year to avoid going to Ko Yao for your holidays. The weather is often relatively bad and not conducive to spending time outdoors.
October is in the fall / autumn in Ko Yao and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around a steamy 31°C (87°F), whilst at night 24°C (74°F) is normal.
On average October is the 3rd wettest month of the year in Ko Yao with around 335mm 13.2 inches of rain making it a very wet time to visit. This rainfall is typically spread over 22 days, although this may vary considerably.
On the flip side this corresponds to an average of 6.2 hours of sunshine per day.
November
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| 27°C | 211mm | 6.9hrs | 12.5hrs | 29°C |
Hot, humid and very wet weather often prevails in Ko Yao during the month of November
Based on weather alone, this is probably a time of year to avoid going to Ko Yao for your holidays. The weather is often pretty bad and not conducive to spending time outdoors.
November is in the fall / autumn in Ko Yao and is typically the 2nd warmest month of the year. Daytime maximum temperatures average around a steamy 31°C (87°F), whilst at night 23°C (74°F) is normal.
On average November is the 2nd wettest month of the year in Ko Yao with around 211mm 8.3 inches of rain making it a very wet time to visit. This rainfall is typically spread over 16 days, although this may vary considerably.
On the flip side this corresponds to an average of 6.9 hours of sunshine per day.
December
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| 28°C | 79mm | 8.1hrs | 12.6hrs | 28°C |
December in Ko Yao is generally reasonably dry with the temperature being hot.
Although outside the main holiday season, there is still plenty of reasonably acceptable weather around this time of year. This makes it an okay time to visit Ko Yao.
December is in the winter in Ko Yao and is typically the warmest month of the year. Daytime maximum temperatures average around a steamy 31°C (87°F), whilst at night 23°C (73°F) is normal.
On average December is the wettest month of the year in Ko Yao with around 79mm 3.1 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 9 days, although this may vary considerably.
On the flip side this corresponds to an average of 8.1 hours of sunshine per day.
Other monthly averages
Ko Yao weather stats
| Hottest month: | April | 33°C 91.4°F |
|---|---|---|
| Driest month: | February | 25mm 1ins |
| Sunniest month: | February | 9.9hrs |
| Coldest month: | November | 30.3°C 86.5°F |
| Wettest month: | September | 390mm 15.4ins |
| Warmest sea: | May | 30.2°C 86.4°F |
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