Magnesium ions regulate over 300 biochemical reactions in the body through their role as enzyme co-factors. They also play a vital role in the reactions that generate and use ATP, the fundamental unit of energy within the bodyâs cells.
Daylight Hours: 13 hours, 11 minutes (+2m 13s) The Sun's altitude in Virginia Beach today. The horizontal line signifies the horizon, the vertical lines show the times of sunrise and sunset. Altitude and heading are displayed in a separate box. The graph defaults to current time.
How Often Virginia Beach Has Cold Temperatures. Nearly half of winter nights at Virginia Beach have freezing temperatures. But seldom does a night get below 20 Â°F. About once every three years, the city experiences a bitterly cold low of 10 Â°F (-12 Â°C) or less. Virginia Beach can count on daytime highs to climb above freezing for all but three or four days a year.