The euro traded above $1.27, up on the day. It gained to roughly 9.25 Swedish crowns, a six-week high. Expectations are Sweden's central bank will cut interest rates to a record low to ward off the threat of deflation.
Market activity was subdued ahead of this week's Federal Reserve monetary policy meeting, where expectations are for the U.S. central bank to end its quantitative easing program and reinforce its stated willingness to wait a long while before raising rates.
German business sentiment in October fell for a sixth straight month, according to Munich-based Ifo economic think-tank. The index fell to 103.2 from 104.7 the prior month for the weakest reading since December 2012..
The euro zone's biggest economy had steamed ahead in the first quarter but it suffered a 0.2 percent contraction in the second quarter and concern is growing that Germany will slide into a recession.
The Ifo data cut into gains made by the euro against the U.S. dollar after better-than-expected results from the European Central Bank's stress tests.
Twenty-five out of the euro zone's 130 top banks failed the tests at the end of last year but most have since repaired their finances, the central bank said on Sunday.
Adam Myers, European head of currency strategy at Credit Agricole in London, said he expected the euro zone common currency to weaken before a crucial Fed policy meeting set to start on Tuesday.
The dollar sank 0.33 percent to 107.79 yen, underscoring a generally weak performance against its major rivals.
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