Beijing is China's second largest city, after Shanghai. It is one of the four municipalities of the PRC, which are equivalent to provinces in China's administrative structure. The municipality of Beijing borders Hebei Province to the north, west, south, and for a small section in the east as well as Tianjin Municipality to the southeast. Beijing which hosted the 2008 Olympic Games is a major transportation hub. The city's climate is a monsoon-influenced continental climate, characterized by hot, humid summers due to the East Asian monsoon, and generally cold, windy, dry winters reflecting the influence of the vast Siberian anticyclone. Average temperatures in January are at around 1 degree Celsius; while average temperatures in July are around 30 degree C. La meteo de Pekin est de type contraste avec des hivers froids et des etes tres chauds. Pour visiter Pekin mieux vaut eviter la periode d'ete si on a des enfants. Le printemps et l'automne ont des temperatures beaucoup plus clementes.