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Ko Yao Yai Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Ko Yao Yai.
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10-day forecastForecast
Climate overview of Ko Yao Yai
Ko Yao Yai, Phang Nga Province, Thailand, enjoys a steady climate throughout the year, with daytime temperatures typically around 30°C (86°F). April is the warmest month at 31°C (88°F), while October is the coolest at 30°C (86°F).
The city receives considerable rainfall, with around 2313 mm (91 in) annually. September is the wettest month. It has a distinct rainy season from May to November.
Ko Yao Yai Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Ko Yao Yai - and find the best time to visit.
Monthly Temperature in Ko Yao Yai
The temperature in Ko Yao Yai remains steady throughout the year, providing a consistently very warm climate. Typically, average maximum daytime temperatures range from a very warm 31°C (88°F) in April to a comfortable 30°C (86°F) in the coolest month, October.
Nights vary from 27°C (81°F) in April to around 25°C (77°F) during the colder months.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Ko Yao Yai
Ko Yao Yai has a relatively rainy climate with high precipitation levels, averaging 2313 mm (91 in) of rainfall annually. The climate in Ko Yao Yai shows significant variation throughout the year. Expect heavy rainfall in September, the wettest month, with an average of 322 mm (13 in) of precipitation over 23 rainy days.
In contrast, the driest month February offers drier and sunnier days, with around 32 mm (1.3 in) of rainfall over 3 rainy days. For more details, please visit our Ko Yao Yai Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Ko Yao Yai
If you're planning a trip to Ko Yao Yai, rest assured that sunshine is an important factor. With peak sunshine in January at 0.0 hours daily and a slight dip to 0.0 hours in January, it maintains a sunny destination year-round.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Data from: Ao Phang Nga Marine national park, Thailand (25 KM, 15 Miles).
Daily hours of sunshine
Data from: Ao Phang Nga Marine national park, Thailand (25 KM, 15 Miles).
Best Time to Visit Ko Yao Yai
Compared with the rest of the year, the most comfortable conditions in Ko Yao Yai are usually found in January, February, March and December. Conditions are generally least comfortable in May, June, July, August, September, October and November.
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
Jan
good
Feb
good
Mar
good
Apr
mixed
May
very wet
Jun
very wet
Jul
very wet
Aug
very wet
Sep
very wet
Oct
very wet
Nov
wet
Dec
good
- Best overall: January, February, March and December
- Warmest weather: all year round
- Fewest rainy days: January, February and March
- Seasonal pattern: A distinct rainy season from May to November
Frequently asked questions about the climate in Ko Yao Yai
What is the best time to visit Ko Yao Yai?
January, February, March and December typically offer the most optimal weather in Ko Yao Yai. In contrast, May, June, July, August, September, October and November tend to have less optimal conditions. Ko Yao Yai has a distinct rainy season from May to November.
What temperatures can I expect in Ko Yao Yai?
Daytime highs range from 30°C (86°F) in October to 31°C (88°F) in April. Nighttime lows range from 25°C (77°F) to 27°C (81°F). Temperatures stay relatively stable year-round.
How much rain does Ko Yao Yai get?
Annual rainfall is around 2313 mm (91 in). September is the wettest month with 322 mm (13 in), while February is the driest with 32 mm (1.3 in).
Ko Yao Yai 3-Day Forecast
Ko Yao Yai on the map
Ko Yao Yai is highlighted - select any city to see its climate.
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