Major cities are increasingly preparing for more frequent, intense, and earlier-arriving heatwaves. Norway is experiencing a trend of rising temperatures and shifting seasonal patterns, prompting urban areas to implement adaptation measures. These preparations include upgrading infrastructure, developing heat action plans, and increasing public awareness campaigns. City officials are focusing on protecting vulnerable populations, such as the elderly and those with pre-existing health conditions. The changes reflect a broader acknowledgement of climate change impacts and the need for proactive strategies to mitigate risks. Experts predict these trends will continue, necessitating ongoing investment in urban resilience and heat mitigation efforts. The focus is shifting from reacting to heatwaves to anticipating and minimizing their effects.