How Long Does It Take To Paint A House Inside. Take a long stick and mix the paint thoroughly (make sure you reach the bottom of the can, too). Like latex paint, oil paint varies in dry time, although most oil based paints are dry to the touch in six to eight hours.
Depending on the season and the weather in the area you live in, house painting can take just a few days or require more time. The only reason why someone might suggest waiting a year is so that you can live in the space, decide how you want to use it and then determine what color works best with how you’ve grown into that space. This will delay the time until you can apply a second coat of paint.
Paint type is only a small part of the equation.
Typically to make a room look great, i would give two days of painting just to be sure. With my 15+ years of experience, the time it takes me to cut in the ceiling of an average room is roughly 20 minutes for the first coat and 10 for the second. Most people tend to repaint home interior trim every 2 to 4 years depending on where the trim is located. How long does it take to paint a house interior?