Weather:Beijing gets cooler in October, and it is dry, with the average low and high temperatures 7 °C (45 °F) and 19 °C (66 °F).
Clothing:You may need a thick coat for the coolest weather; otherwise a sweater and a jacket are adequate.
As the year winds down and the seasons shift, Beijing begins its metamorphosis. The holidays, activities and excursions offered in October vary from those in the summer yet entice visitors all the same.
Fall colors:October is the best time to see autumn colors in Beijing. Recommended places include the Summer Palace, Jingshan Park and Fragrant Hill. The fall foliage scenery along the Badaling and Mutianyu Great Wall is also worth a trip, as it may be crowded on the Fragrant Hill. See best places to see fall foliage in Beijing.
Fragrant Hill: The scent of the Asian maple trees is legend throughout the country. Domestically visitors travel from far and wide to enjoy the view. But every October the view’s metamorphosis spellbinds visitors as caterpillar green sprouts into yellows, auburns and scarlets like a butterfly of foliage. Immerse your senses, both sight and scent, at Fragrant Hill in October
International Marathon: Most people can’t say they’ve run a marathon, even fewer can say they ran one in Beijing. In October enjoy the international atmosphere with runners both international and amateur. The fun 9K run, starting in the hallowed Tian'anmen Square is uniquely Chinese. The Forbidden City, Qianmen Street, the hutongs, and many other locales are passed on the way. So when running through Beijing, why not take a run at the Beijing International Marathon.
National Day: Watch and join in on the festivities as the Chinese celebrate their Independence Day. Parades, special events and fireworks displays fill the air with a buzz. Visit Tian'anmen Square for the complete experience. Join the thousands of locals, in the capital for a genuine Chinese experience on the national festival in October.
Be aware:October 1 to 7 is the National Day holiday in China, and hotel rates and tour prices are considerably higher than usual. Avoid visiting during this period, or book well in advance and expect crowded transportation and tourist attractions.