A statewide ban on open burning takes effect February 15th, and lasts until April 30. This time of year typically sees dry, windy weather.Virginia averages about 1,200 wildfires per year, consuming an average of 10,000 acres. Officials don’t expect anything different this year. With that in mind, the burn ban goes from February 15 to April 30. Open burning is prohibited between midnight and 4 p.m.