The Singapore dollar weakened against the U.S. dollar in the late Asian session on Thursday.
Against the greenback, the Singapore dollar fell to a 4-week low of 1.3548 from a recent high of 1.3513. At yesterdya's close, the Singapore dollar was trading at 1.3528.
If the Singapore dollar extends its downtrend, it is likely to find support around the 1.37 area.
