
CBOT soybean futures rallied on July 31, with the August contract up 27-3/4 cents to $16.37 a bushel and the most-active contract gaining nearly 12% for the week, its biggest weekly climb since 1999. Support came from soymeal demand and forecasts of hot, dry weather into August during pod development.
Wheat futures eased as shipments through Ukraine's Black Sea ports advanced, though uncertainty remained.
Dry weather during the critical pod-setting stage threatens U.S. soybean yields, tightening supplies and lifting soymeal and soyoil prices for feed buyers. Progress on Black Sea grain shipments adds bearish pressure on wheat.
After 1,079 past bullish weather events, Soybeans moved a median +0.3% over 5 sessions (54% higher; middle half -1.4% to +2.0%), and +0.9% over 20.
After 453 past bullish weather events, Soybean Meal moved a median +0.5% over 5 sessions (55% higher; middle half -1.6% to +2.7%), and +0.5% over 20.
After 184 past bullish weather events, Soybean Oil moved a median +0.3% over 5 sessions (53% higher; middle half -1.9% to +2.4%), and -0.5% over 20.
After 334 past bearish weather events, Wheat (SRW) moved a median -0.2% over 5 sessions (47% higher; middle half -1.9% to +1.7%), and -0.2% over 20.
Moves of each commodity's benchmark from the last close before the event. Historical reads pool past events of the same kind; they describe what happened, not what will. Not investment advice.
Soybean futures gained nearly 12% for the week on hot, dry August forecasts and soymeal demand, confirming the rally, though dated July 31, just after the window.