The dollar climbed to a two-month high against the yen on Monday as the Japanese currency was pressured.
The dollar gained on Friday after a report showed the U.S. economy created far more jobs than expected in June and previous months.
The dollar fell on Thursday after a round of weaker-than-expected U.S. labor market data.
The dollar index whipsawed on Wednesday after the Fed released minutes from its June meeting.
The dollar dipped against the yen on Tuesday after North Korea's missile launch deepened geopolitical concerns.
The dollar recorded its best day in four months on Monday, starting the new quarter on a strong note.
The dollar is on course for its worst quarter in seven years on Friday, recovering only marginally against major peers after a week of hawkish central bank jawboning.
The dollar downdraft persists as non-U.S. central banks are seen as hawkish.
The euro fell from a one-year high after the European Central Bank said markets misjudged ECB President Mario Draghi's comments a day earlier.
The euro hit its highest level in over a week on Tuesday as the dollar slipped.
Financial investors' lack of faith in another U.S. interest rate rise this year kept the dollar pinned back.
The European Central Bank is deciding when to wind back its expansive quantitative easing program.
Doubts crept in as to whether the modest current economic expansion warrants further rate increases.
Commodity-linked currencies such as the Canadian dollar and Norwegian crown took a hit on declining oil prices.
An influential Federal Reserve official said U.S. inflation would pick up as wages improved.
The dollar nudged higher on Monday as New York Fed President William Dudley's comments came with doubts about raising rates.
The dollar fell against a basket of currencies on Friday on weaker-than-forecast data on housing and consumer sentiment.
The dollar rose to its highest level in more than two weeks on Thursday, one day after the Fed announced a quarter-point rate hike.
The dollar pared earlier losses against a basket of major currencies on Wednesday following the Federal Reserve's widely expected decision to raise short-term interest rates.
The U.S. dollar fell to its lowest against the Canadian dollar since late February on Tuesday.