She flipped the calendar to a map of the world:
While the calendar tells us when the season starts, nature dictates the feel of each month. which months are in spring
This definition allows weather scientists to compare statistics consistently from year to year. In the Southern Hemisphere (Australia, South America, Southern Africa), the seasons are reversed. Meteorological spring there falls in: She flipped the calendar to a map of
"So for us," she said, "spring months are ." Meteorological spring there falls in: "So for us,"
"No," her grandmother laughed. "In the Southern Hemisphere—countries like Australia, Brazil, and Argentina—the seasons are reversed. When we have spring, they have autumn."
You might notice the Spring Equinox shifts between March 19, 20, and 21. This happens because a "calendar year" is 365 days, but the Earth actually takes about to orbit the sun. Our leap year system mostly fixes this, but it causes the exact moment of spring to drift slightly every year.
As the last petals of the cherry blossoms drifted down like pink snow, the three months stood back to look at their work. The world was green, the air was warm, and the long sleep of winter was finally a distant memory.