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Climates and Seasons
Annual Global Precipitation

Watch Mexico's Wet and Dry Seasons Change  

This animation shows how global precipitation changes throughout the year. (Precipitation includes rain, sleet, and snow.)

First Get Oriented...

  • Click for full-size map
  • Find to the place in Mexico where monarchs overwinter. (This reference map will help you.)
  • Take time to understand the map. Look at the title and the color key.
Now Watch the Seasons Change in Mexico...

What patterns do you notice?

Does this map match Dr. Brower's precipitation graph for the monarch overwintering sites in Mexico?

Does this map match your own experiences with precipitation patterns where you live?

 

Average Precipitation Through the Year
Click for full-size map

Further Exploration
  • What general statements can you make about global precipitation?
  • Which areas/latitudes tend to have the most precipitation? The least?
  • What happens to the rainiest bands throughout the year? (Look at Central and South America.) Which direction(s) do they move?
  • Point to a place in North America that you think might have a rainy season and a dry season. Explain why you think so.

Find out what scientists think>>


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