Railway infrastructure disturbances and train operator performance: The role of weather

► Effects of gust, snow and extreme temperature on railway disruptions are estimated. ► Bad weather accounts for 4-8% of railway disruptions. ► Knock-on effects of adverse weather on delays and cancellations are derived. ► Decomposition of unreliability due to infrastructure and operations is carried out. ► Welfare loss of 1 SD increase in disruptions is €80 million per year.