NETHERLANDS / RankWire.AI / – According to a report from Triodos Bank, extreme heatwaves and prolonged drought conditions across Europe could shave approximately 1% off the European Union’s economic output in 2026. This potential decline, roughly equivalent to €180 billion, emerges amid a year already marked by sluggish growth. The European Commission predicted in May that the EU’s gross domestic product would grow by 1.1% in 2026. This baseline forecast leaves little room between anticipated growth and the economic impact projected from this summer’s severe weather events.
The primary driver of the estimated economic damage is a decline in worker productivity during periods of extreme heat. The analysis estimates this factor at around 0.6% of EU GDP. Additionally, agriculture faces notable challenges following extended dry spells and high temperatures across key farming regions. The report suggests agricultural output could decrease by between 3% and 7%. Infrastructure sectors, including energy generation, transport networks, and logistics, are also impacted, as elevated temperatures and reduced water levels hinder normal activities and disrupt supply chains.
During the summer months, Western Europe experienced unprecedented heat levels. According to Copernicus, June and July together marked the region’s hottest consecutive months on record, with an average temperature of 21.62°C. This figure was 2.79°C above the 1991-2020 average. July also saw widespread drought, with parts of France, Germany, Austria, Hungary, and the Iberian Peninsula recording their lowest soil moisture levels since at least 1979, further intensifying the drought’s impact across the continent.
France Anticipates the Most Significant GDP Loss
France stands to experience the greatest individual economic impact, with heat and drought conditions potentially reducing its GDP growth by around 1.4 percentage points in 2026. This translates to an overall contraction of approximately 0.6%. Italy, Spain, and Belgium are also among the more vulnerable large economies, while the Netherlands could see growth decline by about 0.8 percentage points, resulting in nearly stagnant economic activity for the year.
This heat-related economic forecast emerges amid existing signs of a slowing European economy. In 2025, EU growth reached 1.5%, but it is expected to slow further in 2026. The Commission’s spring projections estimate a growth rate of 0.9% for the euro area this year. Severe weather conditions are already exerting tangible pressure, causing lost work hours, diminished agricultural yields, and disruptions to infrastructure. Such effects can cascade across sectors, especially when low river levels hinder transportation or high temperatures diminish electricity production and industrial efficiency.
Climatic Extremes Exert Additional Strain on Food Supplies and Industrial Output
Research indicates a connection between extreme heat and rising food prices as well as decreased corporate performance. The European Central Bank noted that the summer heatwave of 2025 added between 0.4 and 0.7 percentage points to euro area unprocessed food prices after one year. Separate studies at the firm level in Italy revealed that extreme heat reduced company sales by approximately 0.8%. Days with temperatures exceeding 40°C also resulted in significant drops in productivity and output, according to these findings.
The 2026 report emphasizes the immediate economic effects of this summer’s heat and drought, rather than long-term climate change projections. Its estimate of a 1% reduction in EU GDP closely aligns with the bloc’s 1.1% growth forecast for the same period. Labour productivity emerges as the most significant source of losses, while agriculture, energy, and transportation sectors also face substantial costs. With Western Europe experiencing record-breaking heat and widespread soil moisture deficits, these figures illustrate how extreme weather has become a tangible factor influencing Europe’s economic outlook for 2026.