La población en méxico 2010 fue de 114.1 millones
Time is always "earlier" in the east and "later" in the west- think of it like this, the Sun rises in the East, so it will rise earlier in the East!
There are three time zones in South America, so the difference will be 2 hours: so it will be two hours later, that is, it will be 7 PM!
Weather can change from hour-to-hour and day-to-day, and can differ based on atmospheric changes and humidity, among other factors. Climate is the average of an area's weather over a period of time - a pattern that typically occurs over many years.