The association reported that the value of rice exports also increased by 22.4 per cent year on year to Bt105.83 billion.
Chareon Charoen Laothamatas, president of the association, said demand had increased considerably since July this year, particularly for white rice in some African countries.
In the first eight months of last year, Thailand exported only 4.14 million tonnes of rice worth Bt86.47 billion.
In the JanuaryAugust period this year, Benin imported the most at 852,502 tonnes, followed by Nigeria with 474,561 tonnes, China with 432,220, Ivory Coast with 383,663 and South Africa with 335,529.