国庆中秋假期天气：华西至黄淮多降雨，北方有三次冷空气活动

Core Viewpoint - The weather during the National Day and Mid-Autumn Festival holiday (October 1-8) will be characterized by significant rainfall in the Huaxi and Huanghuai regions, with three cold air activities affecting northern areas, leading to temperature drops and potential travel disruptions [5][7]. Weather Forecast - From October 1 to 6, heavy rainfall is expected in regions including northeastern Sichuan, northern Chongqing, central and southern Shaanxi, western Hubei, central southern Henan, southern Shandong, and central northern Jiangsu and Anhui, with localized areas experiencing heavy rain or torrential rain [5][6]. - The Qinghai-Tibet Plateau and northern Xinjiang will see rain and snow, with significant snowfall expected in areas along the Tianshan Mountains, eastern and southern Qinghai, and eastern and southwestern Tibet [5]. - Northern regions will experience three cold air activities, with two weak cold air masses affecting from October 1 to 4, leading to dust storms in eastern and southern Xinjiang, and a stronger cold air mass from October 5 to 7 causing temperature drops of 4 to 8 degrees Celsius, with some areas experiencing drops over 10 degrees Celsius [5][6]. Travel Recommendations - For travel during the holiday, regions such as Inner Mongolia, the Helan Mountains, and the Zhangjiakou Bashang Grassland are recommended due to favorable weather conditions, with temperatures being comfortable and clear skies [8]. - The best conditions for moon viewing during the Mid-Autumn Festival are in the North China Plain, Inner Mongolia, and Ningxia, while areas like Jilin, Liaoning, and Beijing are ideal for autumn foliage viewing [8]. - The southwestern regions, including northern and central Yunnan and Guizhou, are also suitable for leisure and sightseeing, although travelers should remain aware of weather updates in southern China due to intermittent rainfall [8].