Sun And Weather

On the lst of July the earth receives 6 per cent less heat f rom the snn than it does during a corresponding period iu the month of January. But winter does not occur then in the northern hemisphere, because the sun runs high in the sky and its rays fall upon the earth more nearly vertically than six months later, and, too, the day is much longer than the night, so that while the sun sends us a little less heat in total amount we get a much larger proportion of what it does give us than we do in January, when the total heat for