Indian Summer in Middle USA. Image credit: Thomas Hawk

Indian Summer: North American Weather phenomenon

What is an Indian Summer

Indian Summer is the term for an autumn weather phenomenon which occurs during a relatively warm period short after a colder period with frost at night. Due to the low temperatures the leaves changes colors from green to yellow, brownish and reddish. The vegetation in a larger areas will be tone in beautiful fall colors. This phenomenon mainly occurs in the huge forests in North America but might also occur in minor scale in Northern Europe.

Furthermore, Indian Summer is characterized by low sun, almost no wind and hazy conditions in the air.
When the weather conditions change, leaves will fall off the trees which marks the end of the period. This phenomenon may take place over several weeks.

Read also: Redwood National Park California, Giant Trees

Indian Summer Pictures

Red Fall autumn
. Image credit: EJP Photo

 

Indian Summer USA
. Image credit: EJP Photo

 

Weather Indian Summer
. Image credit: Stephane Venne

 

Autumn Falls
. Image credit: EJP Photo

 

Autumn Colors
. Image credit: paul bica

 

Beautiful Fall Colors
. Image credit: Prashant Bhardwaj

 

Yellow Fall
. Image credit: zen Sutherland

 

Fall Autumn Colors
. Image credit: Kartik Ramanathan

 

Autumn Colour Video

Click here to see more pictures of North America.

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