正月初一至初三北京晴天到多云 暖意升级最高气温可达14℃

Group 1 - The weather in Beijing from February 17 to February 19 is expected to be mainly sunny to partly cloudy, making it suitable for outdoor activities and travel [1][2] - The highest temperature during this period can reach up to 14°C, while the lowest temperature will remain around freezing [2] - There will be a significant temperature difference between day and night, with cold mornings and evenings, prompting the public to dress warmly to avoid catching a cold [1][2] Group 2 - On the morning of February 17, the temperature in Beijing was around -5°C, indicating a cold start to the day [3]