How Long Does It Take Exterior Paint on Stucco to Dry?
Exterior paint stucco is the final step of 3, after the scratch coat, and brown coat. Each coat must be allowed time for the water in its mix to evaporate. It will take a full 90 days to be completely dry. The paint on the stucco may feel dry to the touch, but it is not completely dry from the inside. Avoid pressure washing, or any other type of cleaning during this 90 day period, so you don't cause damage. After the 90 days, it will be firmly set.