how many dry oz in a cup
exists and is an alternate of . One cup wet or dry is equal to 8 ounces. So basically the answer is 4 oz = 1/2 cup. But of course there is a difference between dry weight which generally is measured in US pound (lb) while the rest of the world uses grains(gr) , and grams (gm, mg[0.065gm =60mg=1gr}, kg {1000g = 1 kg}.