This chapter explores the increasing challenges posed by climate-change induced heat waves in German municipalities, emphasizing their impact on urban areas and public health. It argues that Local Heat Action Plans (LHAPs) are essential for addressing these challenges and safeguarding citizens. Drawing from examples such as North Rhine-Westphalia, it hypothesizes that a coordinated approach involving local governments, public health services, and community organizations enhances resilience to extreme heat. Key strategies include urban planning measures like green infrastructure and reflective materials, tailored public health interventions for vulnerable populations, and standardized heat warning systems. Additionally, monitoring, evaluation, and stakeholder collaboration are highlighted as critical for successful LHAP implementation. The analysis concludes that by integrating heat resilience into broader urban and public health policies, German cities can adapt effectively to the rising risks of climate-induced heat waves.