Painting In Humidity Exterior at Exterior

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Painting In Humidity Exterior. Humidity & it’s adverse effect on drying paints. This evaporation needs to happen before the solvent in the paint does, and with too much humidity in the air.

When Is It Too Humid for Exterior Painting Osborne Painting
When Is It Too Humid for Exterior Painting Osborne Painting from www.osbornepainting.com

In fact, if there is a lot of moisture in the air, the paint may not only have trouble drying but properly adhering to the surface. Monitor the weather and try to paint on days when humidity reaches 40% to 70%. Besides the temperate conditions, another factor that may affect the longevity of exterior paint is the humidity.

When Is It Too Humid for Exterior Painting Osborne Painting

This can actually make the paint ‘sag’ or run off a vertical surface, leading to a real mess. Whether you’re painting some siding or applying deck stain, this falling water can undo the work you’ve already put in. The ideal humidity level for painting is between 40% and 50%. What you end up with is moist gunk that won’t form a protective layer on the surface.