Investors are also awaiting Federal Reserve chair Jerome Powell's speech at the Jackson Hole symposium for clues over any tapering of stimulus measures
Risk appetite in global markets was up, after the US Food and Drug Administration granted full approval to the COVID-19 vaccine developed by Pfizer and BioNTech
The rand fell as low as 14.1600 against the dollar, its weakest since May 17, before paring losses to trade roughly 0.5% weaker at 14.1050 by 1553 GMT.
He said that volumes on the Johannesburg Stock Exchange were quite low suggesting that investors were staying on the sidelines to see where inflation was headed.
The rand was 1.2pc weaker at 13.7475 per dollar, moving further from a 28-month high hit last week.
The dollar came under pressure more broadly on Monday as traders assessed the impact of a surge in U.S. inflation before monthly jobs data later this week.
The main indexes are now hovering near all-time best highs seen earlier in May, with a strong local earnings complimented by dissipating concerns on inflation.
In a poll by Reuters last week, all 25 of economists surveyed see the Monetary Policy Committee (MPC) of South Africa's Reserve Bank (SARB) keeping its repo rate unchanged for a fifth straight meeting at a record low 3.5% next week.
Recent demand for emerging-market currencies has been driven by weakness in the US dollar and Treasury yields after minutes from the US central bank's latest meeting showed it was in no hurry to tighten monetary policy.
South Africa's trade surplus widened to 28.96 billion rand ($1.96 billion) in February from a revised surplus of 12.42 billion rand in January, data from the revenue service showed.
The currency had a volatile session that saw it weaken to a session low of 14.9950 before recovering, as investors continue to look to moves in global markets for direction.
The currency dipped to a session low 15.0875 after the Reserve Bank's (SARB) decision, which while in line with consensus was more dovish in tone than expected.