How Often Should You Repaint the Outside of Your House

Most exterior paint lasts several years, but the real answer depends on your siding, the sun, and how the last job was done. Instead of counting years, read the walls. Chalky residue on your hand, cracking that looks like dry mud, and paint peeling to bare wood all mean the coat is worn out. The south and west sides fade first because they take the most sun. If washing no longer makes the house look fresh, it is probably time to repaint. Here is how to read each sign and what has to happen before the new coat goes on.

How long does exterior paint usually last?

Exterior paint lasts several years, but the exact time depends on your siding, the weather, and the last paint job. Wood siding tends to need repainting sooner than fiber cement or brick, because wood moves and holds moisture. Strong sun and hard rain shorten the life of any coat. A careful job with good prep lasts longer than a rushed one, even in the same climate. Instead of trusting a set number, watch the walls themselves. When the color fades fast, chalks off on your hand, or starts to crack, the paint is telling you its time is up.

What are the clearest signs your exterior paint is done?

The clearest signs are chalking, cracking, and peeling to bare wood. Rub a faded wall, and if white powder comes off on your hand, the paint has broken down. Cracking that looks like dry mud means the coat has lost its flex. Peeling and flaking down to raw wood means the bond is gone and moisture is getting in. Faded, blotchy color is a milder warning that the surface is wearing thin. One or two of these on a single wall may just need a spot fix. All of them across the house point to a full repaint with real prep, handled through our exterior painting work.

Why does one side of the house fade before the others?

One side fades first because the sun does not hit a house evenly. The south and west walls take the most hours of direct light through the day, so they chalk, fade, and crack years before the shaded north side. That is why a house can look fine from the street and worn on the sunny side. Wind-driven rain and afternoon heat make it worse. When we prep a repaint, we treat the worn walls harder than the rest so the whole house ends up even. Ignoring the sun-beaten side is why some repaints look old again fast.

Should you power wash before you repaint outside?

Yes, a good wash is the first step of almost every exterior repaint. Dirt, mildew, and loose chalk form a layer that new paint cannot grip, so painting over it leads to early peeling. A proper power washing pulls that off and gives the new coat a clean surface to bond to. Pressure has to match the surface, since too much can damage wood and force water behind the siding. After washing, the walls need time to dry fully before any paint. For more on getting this step right, see our guide on washing your house before painting.

Why fix siding before painting?

Paint is not a repair, so bad siding has to be fixed before the coat goes on. Soft, cracked, or rotted boards keep failing under fresh paint, and sealing moisture inside only speeds the damage. Fascia, sills, and the bottom edges of siding rot first because water sits there. We check those spots and handle siding repair before painting so the finish lasts. Skipping this step is why some new paint jobs bubble within a season. We repaint and repair exteriors across the Austin area.

Written by the Mellados Painters team. Updated 2026-07-23.