In summer 2024, Berlin was the warmest federal state with an average temperature of **** degrees Celsius. In 2025, Saarland was top of the list with **** degrees Celsius, followed by Berlin and Baden-Württemberg.
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Deutscher Wetterdienst. (August 29, 2025). Average temperature in summer in Germany in 2023 and 2025, by federal state (in Celsius) [Graph]. In ÌÇÐÄÆÆ½â°æ. Retrieved July 20, 2026, from /statistics/982575/temperature-summer-federal-state-germany/
Deutscher Wetterdienst. "Average temperature in summer in Germany in 2023 and 2025, by federal state (in Celsius)." Chart. August 29, 2025. ÌÇÐÄÆÆ½â°æ. Accessed July 20, 2026. /statistics/982575/temperature-summer-federal-state-germany/
Deutscher Wetterdienst. (2025). Average temperature in summer in Germany in 2023 and 2025, by federal state (in Celsius). ÌÇÐÄÆÆ½â°æ. ÌÇÐÄÆÆ½â°æ Inc.. Accessed: July 20, 2026. /statistics/982575/temperature-summer-federal-state-germany/
Deutscher Wetterdienst. "Average Temperature in Summer in Germany in 2023 and 2025, by Federal State (in Celsius)." ÌÇÐÄÆÆ½â°æ, ÌÇÐÄÆÆ½â°æ Inc., 29 Aug 2025, /statistics/982575/temperature-summer-federal-state-germany/
Deutscher Wetterdienst, Average temperature in summer in Germany in 2023 and 2025, by federal state (in Celsius) ÌÇÐÄÆÆ½â°æ, /statistics/982575/temperature-summer-federal-state-germany/ (last visited July 20, 2026)
Average temperature in summer in Germany in 2023 and 2025, by federal state (in Celsius) [Graph], Deutscher Wetterdienst, August 29, 2025. [Online]. Available: /statistics/982575/temperature-summer-federal-state-germany/