Coffee Prices Sharply Lower on Abundant Rainfall in Brazil

Coffee prices, including September arabica and robusta, closed sharply lower, primarily driven by abundant rainfall in Brazil's key growing regions, which eased dryness concerns and improved crop prospects. This bearish sentiment is reinforced by USDA forecasts projecting a 2.5% increase in global coffee production to a record 178.68 million bags for 2025/26, with significant rises from Brazil and Vietnam, and increasing ICE-monitored arabica inventories. While robusta prices have seen some support from current tightening supplies and Vietnam's reduced recent exports, the dominant market signal points to an overall increase in future supply, despite Volcafe's projection of a widening arabica deficit.

Analysis

Coffee futures have experienced a significant downturn, with September arabica reaching a 6-3/4 month low, driven primarily by meteorological and supply-side factors. Abundant rainfall in Brazil's Minas Gerais region, recorded at 714% of the historical average for the last week of June, has substantially eased crop dryness concerns, fostering a bearish outlook. This sentiment is amplified by the USDA's Foreign Agricultural Service (FAS) forecast for a record global coffee production of 178.68 million bags in 2025/26, a 2.5% year-over-year increase, alongside a projected 4.9% rise in ending stocks. The advancing Brazilian harvest, which is in line with its 5-year average pace, and near-record ICE-monitored arabica inventories further pressure prices downward. However, countervailing bullish signals are present but currently overshadowed. These include a sharp 36% year-over-year drop in Brazil's May green coffee exports and a 20% production decrease in Vietnam for the 2023/24 crop year due to drought. Furthermore, a significant forecast divergence exists, with Volcafe projecting a widening arabica deficit of -8.5 million bags for 2025/26, directly contradicting the USDA's optimistic supply outlook. This indicates considerable uncertainty beyond the prevailing market narrative.

Key Decisions for Investors

• Given the dominant bearish sentiment fueled by favorable Brazilian weather and the influential USDA supply forecast, investors should be cautious of long positions until price momentum stabilizes.
• Monitor the significant forecast divergence between the USDA (surplus) and Volcafe (deficit), as any data corroborating the deficit scenario could serve as a catalyst for a sharp price reversal.
• Watch weekly ICE inventory data closely, as the contrast between rising arabica stocks and tightening robusta supplies may present opportunities for arabica-robusta spread trades.
• Pay attention to upcoming Brazilian harvest progress reports and export figures, as any further slowdowns or export disruptions could challenge the current bearish supply narrative.