
An analyst notes that the May to August period is the global weather risk window, when most of the world's grain and oilseed crops are harvested. Markets tend to rally on any sign of production problems, and Australia's crop is marketed at the end of this cycle.
Heightened weather sensitivity in the Northern Hemisphere during the coming months can drive volatility and price rallies in global grain and oilseed markets.
After 445 past neutral weather events, Corn moved a median +0.1% over 5 sessions (52% higher; middle half -1.4% to +1.6%), and +0.7% over 20.
After 224 past neutral weather events, Wheat (SRW) moved a median -0.1% over 5 sessions (46% higher; middle half -1.4% to +1.5%), and +0.4% over 20.
After 324 past neutral weather events, Soybeans moved a median +0.0% over 5 sessions (52% higher; middle half -1.4% to +1.7%), and +0.7% 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.