北京6月新建商品住宅价格环比-0.3%（前值-0.4%），同比-4.1%（前值-4.3%）。上海6月新建商品住宅价格环比+0.4%（前值+0.7%），同比+6.0%（前值+5.9%）。广州6月新建商品住宅价格环比-0.5%（前值-0.8%），同比-5.1%（前值-5.8%）。深圳6月新建商品住宅价格环比-0.6%（前值-0.4%），同比-2.5%（前值-2.6%）。

Price Trends in Major Cities - In June, Beijing's new residential property prices decreased by 0.3% month-on-month and fell by 4.1% year-on-year [1] - Shanghai's new residential property prices increased by 0.4% month-on-month and rose by 6.0% year-on-year [1] - Guangzhou's new residential property prices decreased by 0.5% month-on-month and fell by 5.1% year-on-year [1] - Shenzhen's new residential property prices decreased by 0.6% month-on-month and fell by 2.5% year-on-year [1] Average Price Index - The average price index for the first six months shows a decline in various cities, with Beijing at 94.9, Tianjin at 97.9, and Guangzhou at 94.2 [2] - Cities like Shanghai and Shenzhen have shown different trends, with Shanghai at 100.0 and Shenzhen at 99.6 for the first six months [2] - The overall trend indicates a mixed performance across major cities, with some experiencing price increases while others face declines [2]