The September Equinox happens at 8:54 p.m on Saturday, September 22--Also known as the official end of summer. So, that means the first official day of fall is this Sunday!

You probably won't notice any dramatic changes here in Minnesota. But, according to the site Vox, Most places on Earth will experience the same number of hours of daylight as it will night.

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Why is this important? Well, the leaves will start changing color faster because they'll be getting less light. This tells the trees that they should stop producing chlorophyll. Temperature and weather conditions also play a factor, but light has a lot to do with it.

So, sit back, take in the last day and a half of summer and get ready to welcome in the fall by watching the leaves change!

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