中东部大部晴朗干燥持续 气温回升昼夜温差较大

未来三天（10月7日至9日），中东部大部地区将以晴朗干燥天气为主，许多地方午后相对湿度不足30%1。与此同时，南北方气温在波动中呈现回升态势，华北至华南最高气温25℃以上的范围逐渐扩大，华南和云南部分地方升至30℃以上1。

需要注意的是，虽然中东部大部晴朗，但海南岛将出现大范围降雨，其中北部和东部等地有暴雨或大暴雨1。中东部大部地区的昼夜温差普遍可达10℃以上1，民众需及时添加衣物。正值国庆返程高峰期，需防范海南地区道路湿滑、能见度降低以及山洪、泥石流、崩塌等次生灾害1。

Over the next three days from October 7 to 9, clear and dry conditions are expected to prevail across most of central and eastern China, with relative humidity in many areas dropping below 30 percent in the afternoon 1. However, Hainan Island will experience widespread heavy rainfall, with the northern and eastern regions facing torrential downpours or extreme rainfall events 1.

Temperatures across both northern and southern regions are anticipated to rebound amid fluctuations, with the area experiencing maximum temperatures above 25 degrees Celsius gradually expanding, while parts of South China and Yunnan could reach above 30 degrees Celsius 1. At the same time, most of central and eastern China will see significant day-night temperature differences of 10 degrees Celsius or more 1.

As the National Day holiday travel period reaches its peak, authorities warn of potential hazards including slippery road conditions, reduced visibility, and secondary disasters such as flash floods, mudslides, and landslides in Hainan that require prevention and monitoring 1.