Numerous factors caused United States wheat prices to sharply rise during the week ended June 18, 2025.

CBOT Weekly: External factors raising wheat prices
Weather, geopolitical risk provide support

Wheat heading, world flush with supply
Weather across the U.S. will have a larger influence on prices through the growing season
Below average temperatures in early June delayed Ontario corn and soybean development. Precipitation levels were considered average. Warmer temperatures were needed to advance crop development and enhance yield potential.

U.S. grains: Soyoil hits 20-month peak, corn falls on good crop weather
U.S. soyoil futures hit their highest in 20 months on Monday, supported by U.S. biofuel blending proposals that are likely to increase demand, while soybean futures touched a one-month high before paring gains.

U.S. grains: Soybeans climb, soyoil soars daily limit on US biofuel proposal
U.S. soyoil futures surged their daily limit on Friday and soybeans hit a three-week high after President Donald Trump's administration proposed biofuel blending requirements that were above trade expectations, analysts said.

US EPA proposes higher biofuel blending volumes through 2027
The Trump administration on Friday proposed to increase the amount of biofuels that oil refiners must blend into the nation’s fuel mix over the next two years, driven by a surge in biomass-based diesel mandates.

U.S. grains: Soybeans hit 1-wk low on demand worries; wheat sags, corn firms
U.S. soybean futures fell to one-week lows on Thursday as weak domestic cash markets, poor weekly export sales and worries about the size of U.S. biofuel mandates raised fears about demand for the oilseed, brokers said.

USDA makes small cuts to corn, wheat ending stocks
Few changes the central theme in June report
The June supply/demand report from the United States Department of Agriculture contained very few changes from May. The USDA issued its World Agricultural Supply and Demand Estimates on June 12, showing some declines for U.S. corn and wheat ending stocks, while those for soybeans were unchanged.

Port of Johnstown expanding fertilizer, crop shipment capacity
Local authorities and V6 Agronomy partner to “re-shore” inputs and expand export opportunities
An expansion is in the works for the Port of Johnstown’s agricultural product handling capacity.

U.S. grains: Soy, corn futures retreat on weather as US-China optimism cools
Chicago Board of Trade soybean and corn futures drifted lower on Wednesday as initial optimism faded over the U.S. and China agreeing on the framework of a trade truce, and market players shifted their focus back to benign crop weather, analysts said.

CBOT Weekly: ‘Not looking for any fireworks’ in June WASDE
Report unlikely to have notable changes
Do not expect any major changes in the June supply and demand report from the United States Department of Agriculture, said Terry Reilly, senior agricultural specialist for Marex.