CBOT corn sinks to contract lows on good crop weather, big harvest outlook

CHICAGO, Aug 4 (Reuters) - Chicago Board of Trade corn futures fell to fresh contract lows on Monday as good U.S. Midwest crop weather reinforced expectations for a bumper harvest this autumn, traders said.

• Mild and mostly dry weather is expected in the Midwest this week, followed by warmer, wetter conditions by the weekend, forecasters said.

• The U.S. Department of Agriculture is due to update corn crop conditions later on Monday. Analysts polled by Reuters expect the agency to rate 72% of the U.S. crop in good-to-excellent condition as of Sunday, down 1 point from a week earlier.

• A recent strong pace of U.S. corn export sales limited declines in futures, traders said.

• The USDA said 1,207,642 metric tons of corn were inspected for export last week, in line with trade estimates. USDA/I

• CBOT December contract CZ25 fell to a contract low of $4.06-3/4 per bushel and closed 3-3/4 cents lower at $4.07 a bushel. All contracts from September 2025 through July 2026 posted contract lows on Monday.