RainbowRain

//arrays here
int length = 100;//change this
int[] xCoordinate = new int[length];
int[] yCoordinate = new int[length];
int[] snowSize = new int[length];

void setup(){
    
    size(500, 700);
    
    for(int i = 0; i < length; i = i + 1){
        xCoordinate[i] = (int)random(0, width);
        yCoordinate[i] = (int)random(0, height);
        
        snowSize[i] = (int)random(5, 15);
        
    }
}

void draw(){
    background(0);
    colorMode(HSB);
    
    for(int i = 0; i<length; i = i + 1){
        fill( yCoordinate[i]/3 , 255, 255);
        
        ellipse(xCoordinate[i], yCoordinate[i], snowSize[i], snowSize[i]);
        
        yCoordinate[i] = yCoordinate[i] + snowSize[i]/2;
        
        if(yCoordinate[i] > height){
            yCoordinate[i] = 0;
            xCoordinate[i] = (int)random(0, width);
        }
        
        if(frameCount%7 == 0){
            xCoordinate[i] = xCoordinate[i] + (int)random(-4, 4);
        }
        
    }
    
}