Contour Lines: Contour lines are used to determine elevations and are lines on a map that are produced from connecting points of equal elevation (elevation refers to height in feet, or meters, above sea level). profile may be constructed quickly and accurately across any straight line on a map by following this procedure: a. Lay a strip of paper along a line across the area where the profile is to be constructed. b. Mark on the paper the exact place where each contour, stream and hill top crosses the profile line.
During may you will find snow at the North and South pole. It will also snow in high lying areas such as some mountains. Many people forget that while in May that while the Northern Hemisphere is experiencing spring (which in some places means there is still snow), the Southern Hemisphere is experiencing winter.
We average 310 days of sunshine each year. Average snowfall annually is a whopping 200+ inches with snow on ground from the end of October until middle of May. A typical summer day is sunny, in the 70s, and evening temperatures in the 40s. The humidity is very low and brief afternoon showers are not unexpected. A typical winter day is sunny and bright with highs averaging in the mid 30s and lows in the single digits.