Koh Phayam Weather & Climate: Best Time to Visit

With minimal seasonal shifts, Koh Phayam experiences a constant climate year-round. Average daytime temperatures reach a very warm 31°C (88°F) in April. In September, the coolest month of the year, temperatures drop to a comfortable 29°C (84°F).

At night, temperatures range from around 27°C (81°F) in April to 25°C (77°F) in September.

Check out our detailed temperature page for more information.

Temperature ranges by month

Koh Phayam has a notably wet climate with abundant precipitation, recording 2545 mm (100 in) of rainfall per year. Koh Phayam can be quite wet during September, receiving approximately 424 mm (17 in) of precipitation over 25 rainy days.

In contrast, during the driest month (February), you will experience much drier conditions, with 22 mm (0.9 in) of precipitation spread across 3 rainy days. For more details, please visit our Koh Phayam Precipitation page.

The mean monthly precipitation over the year, including rain, hail, and snow

The average number of days each month with precipitation

Koh Phayam can be enjoyed more throughout the sunniest month of January under a blue sky, with approximately 7.8 hours of sunshine daily. In contrast, the city experiences much darker days in September, with only 3.6 hours of sunlight per day.

Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Daily hours of sunshine

The relative humidity is high throughout the year in Koh Phayam.

The city experiences its highest humidity in August, reaching 86%. In February, the humidity drops to its lowest level at 70%. What does this mean? Read our detailed page on humidity levels for further details.

Relative humidity over the year