The current exchange rate for the Singaporean Dollar (SGD) is 1.429925 SGD per American Dollar (USD) as of the time this was written. The SGD reached a high of 1.4303 SGD per USD, and a low of 1.3693 SGD per USD during the last 90 days. The average exchange rate was 1.3947 SGD per USD for the last 90 days.
The average volatility rate for the SGD was 0.37% for the last 90 days. This is a relatively high volatility rate, and the SGD has been fluctuating moderately for the last year. You can reasonably expect moderate fluctuations in exchange rates to continue, barring any unforeseen circumstances.