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The analysis of daily total pollen number and allergic pollen number in ten years in Beijing shows that the daily pollen number in Beijing in Summer and Autumn displays a slow increase trend before and around the Beginning of Autumn(13th solar term) and quick increase after;the daily total pollen number reaches its peak value around the End of Heat(14th solar term).Using statistical method,the short-term forecast models of the daily total pollen number and the allergic pollen number for various weather patterns are devised,and the corresponding software operating platform is developed.The 24-hour forecast products of the total pollen number and the diurnal allergic pollen number in Beijing can be made.