The cold air from the Northern China will arrive in Guangzhou tonight. It is expected that the air is to disperse the heaviest haze in the autumn days and improve the air quality in the city.

Fog and haze covers the river. (Guangzhou Daily photo)

Guangzhou has made a record of 24 no rain days until October 24. The polluted air was formed because dusts and fog could not be easily blown away by the weak breeze and rain. Yesterday's visibility in the city was diminished to its extreme, only 2 kilometer.

Experts said that the cold air is to bring low temperature to most of the areas in Guangdong Province in which some parts are to drop 14 degree C.

Doctors warm that temperature difference in the morning and noon will cause diseases like fever, flu and respiratory infections. People including especially elderly and kids should be more aware of the weather.