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Based on the air pollution data provided by the Wuhan Environment Monitoring Station and the conventional meteorological data in recent two years, the characteristics of air quality and the causes of air pollution in Wuhan were analyzed by means of dynamic statistical and synoptic analyses. The results show that air quality in Wuhan is good in summer and relatively bad in autumn and winter, and air quality is closely related with the distribution characteristics of meteorological factors in different seasons in Wuhan.