Coffee Prices Swing as Brazil’s Harvest Accelerates and Colombian Export Disruptions Persist

Coffee prices have been on a rollercoaster this August, reflecting a tug-of-war between immediate supply concerns and longer-term surplus expectations. On August 17, 2026, Arabica coffee futures surged to a six-week high, fueled by a combination of slower-than-usual harvest activity in Brazil, critically low certified Arabica inventories, and significant export disruptions in Colombia following a powerful earthquake. Yet, by August 18, prices pulled back amid accelerating harvest conditions in Brazil and profit-taking by traders, underscoring the market’s sensitivity to evolving supply signals.

Brazil’s Harvest Pace: From Lagging to Catching Up

Brazil, the world’s largest coffee producer, has been at the center of recent price volatility. As of August 12, 2026, Brazil’s 2026/27 coffee harvest was 90% complete, trailing last year’s 97% and the five-year average of 94%. This slower pace initially tightened supply expectations, supporting prices. However, favorable dry weather in mid-August has accelerated the harvest, easing some immediate concerns. This shift was a key factor behind the price pullback on August 18, as traders adjusted to the prospect of increased availability.

The Brazilian government agency Conab and market intelligence firm Safras & Mercado have both noted this acceleration, highlighting that while the harvest lagged earlier, the weather window has allowed farmers to catch up rapidly. This dynamic illustrates how weather remains a critical variable in coffee’s supply story, with even short-term improvements having outsized market impacts.

Colombian Export Disruptions Add Supply Uncertainty

Compounding supply worries is the disruption to Colombian coffee exports caused by a 7.4 magnitude earthquake on August 10, 2026. Colombia is the world’s second-largest Arabica producer, and the quake severely affected the main port of Buenaventura, a crucial export hub. As of August 17, shipments through Buenaventura have only partially resumed and remain limited.

This bottleneck has tightened physical availability of Colombian coffee on the global market, supporting Arabica prices despite Brazil’s improving harvest. Traders and coffee companies are closely monitoring the pace of port recovery, as prolonged disruptions could exacerbate supply tightness and keep premiums elevated.

Inventory Levels and Market Sentiment

Adding to the bullish sentiment earlier this month was the fall of ICE Arabica coffee inventories to a 2.75-year low of 231,445 bags on August 14, 2026. This low stock level amplifies concerns over supply tightness, especially for high-quality Arabica beans. Low inventories typically increase volatility and price sensitivity to any supply shocks.

However, the market’s reaction is tempered by the USDA’s July 22 forecast projecting a 6.0% rise in global coffee output for the 2026/27 season, reaching a record 189.7 million bags. This expected surplus, driven largely by Brazil and Vietnam, suggests that the current tightness may be temporary.

Vietnam’s role is particularly noteworthy. The country’s coffee exports from January to July 2026 rose by 21.1% year-over-year to 1.31 million metric tons, primarily robusta beans. This surge in robusta supply adds bearish pressure on that segment of the coffee market, contrasting with Arabica’s supply challenges.

Price Movements and Market Drivers

The interplay of these factors has led to sharp price swings. Arabica futures opened July at around 308 cents per pound and climbed 16.7% to 359 cents by early August, reflecting the initial supply concerns. Yet, on August 18, prices retreated as harvest acceleration and profit-taking took hold.

A firm US dollar also contributed to the price dip, as coffee is dollar-denominated and a stronger dollar makes the commodity more expensive for holders of other currencies, reducing demand.

Fairtrade International’s decision on August 4 to raise minimum price guarantees has added a social dimension to the market. This move supports smallholder farmers by ensuring better income stability but could also influence production costs and pricing dynamics in the longer term.

What This Means for Consumers and Traders

For consumers, the recent price volatility may translate into fluctuating retail coffee prices, though the impact often lags futures market moves. Coffee roasters and retailers will be watching harvest progress and Colombian export recovery closely to anticipate supply availability and cost pressures.

For traders and investors, the current environment presents both risks and opportunities. The short-term supply constraints and low inventories support price spikes, while the looming global surplus forecast and improving harvest conditions suggest potential price corrections ahead.

Those looking to trade coffee futures or related instruments should consider the evolving weather patterns, especially the potential onset of an El Niño event, which could disrupt production in key growing regions next season.

Coffee Market Snapshot

Looking Ahead: Weather and Export Recovery

The next few weeks will be critical for coffee markets. Monitoring Brazil’s harvest completion rate and weather conditions will provide clues on supply availability. Similarly, the pace of infrastructure repair and export normalization in Colombia will influence physical supply tightness.

The potential development of an El Niño weather pattern poses a longer-term risk, as it could disrupt coffee production in multiple regions, including Brazil and Colombia, potentially tightening supply further into the 2027 season.

Meanwhile, traders should keep an eye on currency movements and global economic conditions that affect demand and speculative flows.

For those interested in accessing coffee futures and other commodity markets, comparing broker platforms such as Plus500 can be helpful to evaluate fees, spreads, and platform usability in navigating this volatile market.

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FAQ

Q1: Why did coffee prices rise sharply in early August 2026? A1: Prices rose due to slower-than-average harvest progress in Brazil, critically low certified Arabica inventories, and export disruptions in Colombia caused by a major earthquake, all tightening supply expectations.

Q2: What caused the price decline on August 18, 2026? A2: Improved weather accelerated Brazil’s harvest pace, easing immediate supply concerns. Additionally, profit-taking by traders and a stronger US dollar contributed to the price pullback.

Q3: How does the Colombian earthquake affect coffee exports? A3: The earthquake damaged the main port of Buenaventura, limiting shipments and causing export bottlenecks that reduce the availability of Colombian coffee on the global market.

Q4: What is the long-term outlook for coffee supply? A4: Despite short-term supply tightness, the USDA forecasts a record global coffee surplus in the 2026/27 season, mainly due to increased production in Brazil and Vietnam. However, weather risks like El Niño and ongoing export disruptions could alter this outlook.

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Coffee markets remain finely balanced between supply shocks and surplus expectations. The coming weeks’ developments in Brazil’s harvest completion and Colombia’s export recovery will be decisive for price direction. Traders and consumers alike should watch these factors closely as they navigate this volatile commodity landscape.

Related reading

A useful background piece for this story is Gold price guide.

Readers who want the wider market context can also use Oil price guide.

Sources

• Coffee - Price - Chart - Historical Data - News - Trading Economics
• Arabica Coffee Futures at Over 2-Week High - TradingView
• Concerns About a Global Supply Squeeze Lifts Coffee Prices - Barchart.com
• Coffee Industry Braces for Policy and Price Shifts in August 2026
• Coffee Weekly Report - StoneX

For readers comparing commodity-market access, Plus500 is one platform to review alongside fees, spreads and local eligibility.