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Silos and Smokestacks National Heritage AreaAgricultural landscape in Silos & Smokestacks National Heritage Area
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Silos and Smokestacks National Heritage Area
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Iowa experiences a climate with extremes of both heat and cold. The average annual temperature at Des Moines is 50°F (10°C) while for some locations in the north the figure is under 45°F. Winters are brisk and snowfall common, the capital receiving an average of 36.3 inches per season. Spring ushers in the beginning of the severe weather season, as well as bringing increased precipitation and warming temperatures. The Iowan summer is known for heat and humidity, with daytime temperatures sometimes exceeding 100°F (37.8°C).
Aerial view of the winding Cuyahoga River.  

Did You Know?
Cuyahoga Valley National Park's namesake river flows north and south. The Cuyahoga River begins its 100 mile journey in Geauga County, flows south to Cuyahoga Falls where it turns sharply north and flows through CVNP. American Indians referred to the U-shaped river as Cuyahoga or "crooked river."

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Last Updated: October 18, 2006 at 16:23 EST