Headquarters at Reston Town Center. Leidos, a joint spin-off of Science Applications International Corporation (SAIC), is an American defense company headquartered in Reston, Virginia, that provides scientific, engineering, systems integration, and technical services.
Guide to Copenhagen weather in April. The average maximum daytime temperature in Copenhagen in April is a cool 10Â°C (50Â°F). The average night-time temperature is usually a cold 3Â°C (37Â°F). There are usually 6 hours of bright sunshine each day, which represents 42% of the 14 hours of daylight.
Best Times to Visit Copenhagen The best time to visit Copenhagen is in the spring or summer â depending on what you're looking for. While the summer brings the warmest weather and a number of popular, large-scale events, those looking for lower rates and fewer crowds can still enjoy the mild weather in the spring.