Chanthaburi Weather & Climate: Best Time to Visit

The climate in Chanthaburi remains fairly constant, offering very warm temperatures throughout the year. Average daytime temperatures reach a very warm 33°C (91°F) in April. In September, the coolest month of the year, temperatures drop to a very warm 31°C (88°F).

At night, temperatures range from around 26°C (79°F) in April to 23°C (73°F) in September.

Check out our detailed temperature page for more information.

Temperature ranges by month

Chanthaburi is known for its substantial rainfall, with annual precipitation reaching 2699 mm (106 in). Chanthaburi can be quite wet during September, receiving approximately 450 mm (18 in) of precipitation over 23 rainy days.

In contrast, during the driest month (December), you will experience much drier conditions, with 16 mm (0.6 in) of precipitation spread across 2 rainy days. For more details, please visit our Chanthaburi Precipitation page.

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

The average number of days each month with precipitation

Chanthaburi can be enjoyed more throughout the sunniest month of January under a blue sky, with approximately 7.7 hours of sunshine daily. In contrast, the city experiences much darker days in September, with only 1.8 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 Chanthaburi.

The city experiences its highest humidity in August, reaching 86%. In December, the humidity drops to its lowest level at 66%. What does this mean? Read our detailed page on humidity levels for further details.

Relative humidity over the year