Volatile July Weather Likely Impacts Corn Yields

An article on Successful Farming

Volatile July weather likely dented corn yield potential across the U.S. Midwest and fueled market uncertainty at a time when robust demand from exporters and ethanol producers is reducing global grain stocks, farmers and analysts said ahead of the USDA’s supply-and-demand forecasts.

Amid soaring production costs, American farmers planted 3.5 million fewer acres of corn this spring compared to 2025. Strong yields are needed to keep corn buyers, from livestock and ethanol producers to exporters, well supplied.

“On the demand side, there’s little slack to absorb a smaller crop,” said Jim McCormick, chief operating officer with U.S.-based AgMarket.net.

Ahead of Wednesday’s monthly reports, analysts surveyed by Reuters expected the USDA to trim its national average corn yield forecast and lower its outlook for U.S. new-crop corn stockpiles 15% from a year earlier.

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