Pennsylvania Climate

What is the clearest description of Pennsylvania’s climate?

• Pennsylvania has uniform physical geography with little regional variation.
• Pennsylvania climate patterns result from interactions among latitude, elevation, continental air masses, and Great Lakes influence.
• The Appalachian system lies entirely outside Pennsylvania.
• Physiographic provinces are political districts created by the state legislature.

Which statement best describes Pennsylvania’s climate?

• Lake Erie has no effect on northwestern Pennsylvania’s weather.
• All Pennsylvania rivers drain through the same watershed.
• Pennsylvania has uniform physical geography with little regional variation.
• Long-term increases in average temperature and extreme precipitation should be distinguished from short-term weather variability.