The present invention provides a water surface-floating granular pesticide comprising (a) an agrochemical active ingredient, (b) a polyoxyethylene alkane diol, (c) an arylsulfonic acid salt or a formaldehyde condensate thereof, (d) a condensed phosphoric acid salt, (e) a floating auxiliary, and (f) a diluent, wherein a weight ratio of the polyoxyethylene alkane diol to the arylsulfonic acid salt or a formaldehyde condensate thereof is from 1:0.5 to 1:5.