Strasbourg's climate is classified as Oceanic (Köppen climate classification Cfb), with warm, relatively sunny summers and cold, overcast winters. Precipitation is elevated from mid-spring to the end of summer, but remains largely constant throughout the year, totaling 631.4 mm annually. On average, snow falls on 30 days per year.
The highest temperature ever recorded was 38.5 °C (101.3 °F) in August 2003, during the 2003 European heat wave. The lowest temperature ever recorded was -23.4 °C (-10.1 °F) in December 1938
