Koh Phayam has only two seasons - the wet and the dry. Between November and April Koh Phayam weather is mostly dry with little rain expected for much of this time but rains start earlier and end later here than in other west coast destinations. Shoulder months of November and April can still see plenty of rain.
The amount of rain Koh Phayam and all Ranong province gets is the biggest in all Thailand and the rainy season here can expand up to 8 months in the province. The most serious rainfall here occures from June to September.
Overall weather conditions in Koh Phayam
✦-perfect ✦-very good ✦-good ✦-uncomfy ✦-stay home!
In January and February weather in Koh Phayam is perfect as average high temperatures reach 33-34 °C and only about 3.5 days see some rain. Beach fans can enjoy plenty of sunshine – about 7.5 hours per day.
March and December are two other months bringing nice weather to Koh Phayam. Only 6 rainy days are expected in a month with mean 6.5 daily sunshine hours. In December, temperatures in Koh Phayam are quite mild as average high temperature is a bit less than 32 °C. However, March brings higher temperatures up to 35 °C making it the hottest month in Koh Phayam.
Koh Phayam weather in April and November is still good enough for tropical holidays on the island. These are the shoulder months with about 12-14 rainy days and about 6 daily sunshine hours in average. Temperatures in November are milder (average high 31.5 °C) but April is less suitable for people who can’t stand the heat.
From May to October Koh Phayam weather is really wet as it rains almost daily. Depending on the month, 23 to 28 rainy days can be expected. Humidity also peaks. Temperatures normally shouldn’t be higher than 31-32 °C.
Rainy Season in Koh Phayam
✦ - chance of getting wet is close to minimum
✦ - a bit of rain every few days might be expected
✦ - the rain isn't constant and long lasting, if any
✦ - chances of rainy day are higher than 50/50
✦ - not only umbrella can be handy, boat too!
Weather of Thailand regions
Thailand is big and at the same time the weather may vary a lot in different regions of the country. If you are planning to visit other parts of the country too, check what is the weather of Thailand regions.
Thailand weather by month
Thailand weather changes significantly throughout the year. Check Thailand weather by month and get an idea what weather should be expected at the time of your visit.
The best time to visit Thailand
The peak tourism season of Thailand is the cool season lasting from November to February when the weather is coolest and driest but the country can be visited outside the peak tourism season - just choose the best time for your Thailand trip plan!