Chicago soybeans rose for a sixth straight session to a four-year high on robust Chinese demand and dry weather in South America. Corn also reached a one-year high on brisk exports and weather risks in other exporting countries.
The most-active soybean contract gained more than 12% in November.
Dry conditions in Brazil and Argentina combined with China's herd rebuilding raise feed demand and tighten supply, supporting higher soybean meal and corn prices for feed buyers.
After 1,079 past bullish weather events, SOY moved a median +0.3% over 5 sessions (54% higher; middle half -1.4% to +2.0%), and +0.9% over 20.
After 1,465 past bullish weather events, CORN moved a median +0.2% over 5 sessions (54% higher; middle half -1.4% to +1.9%), and +0.9% over 20.
After 453 past bullish weather events, SBM moved a median +0.5% over 5 sessions (55% higher; middle half -1.6% to +2.7%), and +0.5% 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.