In the Northern Hemisphere, June features the summer solstice, while in the Southern Hemisphere, June marks the first day of winter. (See  Summer Solstice Pictures: From Stonehenge to Carhenge .).
6. Clean the concrete surface. Use a power or pressure washer to remove all traces of the paint stripper. If you have removed paint drops or drips, cleaning the concrete can avoid leaving clean spots on the surface.. Scrape the mixture off. The paint thinner should have done most of the work for you, allowing you to remove most of the paint by simply scraping the mixture off with a hard plastic scraper. Add a second layer of mixture if there is remaining paint, and repeat the process.
Wait 30 Days. New concrete should cure for at least 30 days before being painted, according to Sherwin-Williams. However, even if that time frame has passed, the paint company recommends testing for moisture.Do this by duct taping a 2-foot-by-2-foot piece of plastic to the floor or wall.t's wise to let concrete cure for 60 days before painting, according to the Valspar paint company. After the concrete dries, Valspar and Sherwin Williams both say you should acid etch the concrete so paint will adhere to it.