The IRI December 2019 Quick Look reports Pacific sea surface temperatures near neutral, close to the borderline of weak El Nino levels in mid-December. Most models favor warm-neutral to borderline weak El Nino conditions in early winter, returning to neutral by spring.
A possible weak El Nino in early winter is a modest signal for South American crop risk and Australian wheat, which can support soft-commodity prices if it strengthens.
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.
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.
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.