E rvin as a boys' name is of Gaelic origin, and the meaning of Ervin is green, fresh water. Variant of Irving. Also a Scottish place name, or means beautiful.
Average January temperatures range from about â34 Â°C to 0 Â°C (â40 to +32 Â°F), and winter temperatures can drop below â50 Â°C (â58 Â°F) over large parts of the Arctic. Average July temperatures range from about â10 to +10 Â°C (14 to 50 Â°F), with some land areas occasionally exceeding 30 Â°C (86 Â°F) in summer.
But other people use different definitions when talking about the Arctic. Some scientists define the Arctic as the area north of the arctic tree line (green line in map at right), where the landscape is frozen and dotted with shrubs and lichens. Other researchers define Arctic based on temperature. Using this definition, the Arctic includes any locations in high latitudes where the average daily summer temperature does not rise above 10 degrees Celsius (50 degrees Fahrenheit).