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.
Average Temperatures in Copenhagen, Denmark. 1  The annual average temperature in Copenhagen, Denmark is a little cool at 8.6 degrees Celsius (47.5 degrees Fahrenheit). 2  There is a variation of average monthly temperatures of 18 C (32.4 F) which is a slightly low range.