Chachoengsao Weather & Climate: Best Time to Visit

The temperature in Chachoengsao remains steady throughout the year, providing a consistently very hot climate. On average, daytime temperatures range from a very hot 36°C (97°F) in April to a very warm 33°C (91°F) in December.

Nighttime temperatures range from 27°C (81°F) in April to 22°C (72°F) in December.

Check out our detailed temperature page for more information.

Temperature ranges by month

Chachoengsao has a relatively rainy climate with high precipitation levels, averaging 1538 mm (61 in) of rainfall annually. The seasons in Chachoengsao bring significant changes in precipitation. The wettest month, September, receives heavy rainfall, with an average of 303 mm (12 in) of precipitation. This rainfall is distributed across 20 rainy days.

In contrast, the driest month, December, experiences much less rainfall, totaling 10 mm (0.4 in) over a single rainy day. These distinct seasonal differences provide diverse experiences throughout the year. For more details, please visit our Chachoengsao Precipitation page.

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

The average number of days each month with precipitation

In Chachoengsao, summer days are longer and more sunny, with daily sunshine hours peaking at 9.1 hours in January. As the darker season arrives, the brightness of the sun becomes less. September sees a soft sun for only 5.2 hours per average 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 Chachoengsao.

The city experiences its highest humidity in September, reaching 79%. In January, the humidity drops to its lowest level at 68%. What does this mean? Read our detailed page on humidity levels for further details.

Relative humidity over the year