Now, for example, you can paint your home in far lower temperatures than ever before. Timing is key when it comes to painting your home in humidity. Before adding your first coat of Krylon® spray paint to your project, make sure you have adapted your surroundings, prepared your project surface and ascertained that adequate ventilation exists. Second, interior surfaces are protected and should not be subject to moisture settling overnight. Lee has over two decades of hands-on experience remodeling, fixing, and improving homes, and has been providing home improvement advice for over 12 years. While we’ve been talking about humidity in the air, moisture in the material you’re painting will affect the result as well. Yet creeping up the humidity scale, levels in the 70 percent zone will drastically slow drying and curing. In general, this means you’ll start on the east side of your house and work toward the west side. If left too long in the cold, paint can freeze completely. As you apply paint to the walls, the air will absorb small particles of the paint. Humidity in the house was too high during theheating season. 3. For more company information, select the button below! As we mentioned earlier, you’ll usually find the best temperatures during the early summer and early fall, depending on where you live. Don’t paint on hot days, in the rain or during windy weather. It's best to paint at the optimal temperature for whatever surface is being painted. DO wait until the relative humidity is 40% to 70% to paint … To avoid painting in direct sunlight (which can dry the paint too fast) and on overheated surfaces outside, most experts recommend that you follow the sun’s shadow around the house. Closely follow manufacturers' warnings. Cold paint has poor flow properties and tends to sag because it goes on too thick. Don’t overlook humidity that isn’t related to the weather, either. Your window of available painting time shrinks. Acceptable Humidity Levels for Painting. Hot weather causes the paint to dry too quickly, as does direct sun. Spray painting is a fun, fast and easy way to complete your indoor and outdoor projects. Satin and semi-gloss paints have a higher sheen value, meaning it provides a harder … Humidity levels should be anywhere from 85 percent or less. In multistory buildings, there is achimney effect. Don’t paint in direct sunlight – start in the shade or use a covering. Here is what our experts at Hirshfield’s suggest for the best time to take on an exterior paint job. Get daily tips and tricks for making your best home. Optimal vs. How Humid Is Too Humid to Paint? Paint left in a car trunk and allowed to get hot or cold (depending on the time of year) must be brought back to 70°F-77°F (20-25°C) before it is used. But by building in a few hours of headstart time, you give the paint enough time to do its job. What … If you delayed painting your house due to humidity, you might never finish your project. Place the furniture in a heated area so that it will warm up to the ambient temperature so that the paint binds properly to the surface. Your email and information is never shared for any reason at any time. Copyright ©2020 A Touch of Color Painting & General Contracting LLC. This question becomes more important for anyone who lives in a damp climate since a moist surface is one of the main causes of failed paint. According to Knaebe, conditions that are too humid mean that the water cannot evaporate at a faster rate than the solvents. To make sure your painting surfaces are as dry as possible, start in the area that the sun hits first in the morning. Ever walk out of your door and wonder if you’ve taken a wrong turn and ended up in a swamp? The moisture visibly appears to be hotter, which warms the paint and makes thinner! 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