The baht was the lowest in a year against US dollar. At the end of 2012, it was 30.60 per dollar.
"The baht has depreciated against the greenback, in line with regional movement. Malaysian ringgit and Philippine peso are also under pressure," said a treasurer at Bank of Ayudhya.
He expects the baht to trade in the range of 30.60-85. The greenback tends to rise further, he said, but the US Federal Reserve Board's decision on quantitative easing would dictate the directio