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New crop September milling wheat on Paris-based Euronext, closed 0.3 percent lower at 171.25 euros a tonne after hitting 170.75 euros, a contract low first hit on Tuesday.
In Chicago most active wheat was down 1.2 percent.
Eyes were still on a cold snap expected in Western Europe, including top producer France, with overnight temperatures falling not far from zero degrees Celsius.
Prices have been pressured by favourable growing conditions for US and Black Sea wheat.
Competition from Black Sea origins remain strong, with Ukraine's grain exports reaching 42.4 million tonnes so far in the 2018/19 season compared with 33.9 million tonnes at the same point last season, the agriculture ministry said on Friday.