Heat Facts


It’s A Fact: Temperatures Are Heating Up Across The Country

  • 9 out of the 10 hottest years on record in the United States have occurred since 2002.
  • 23 states had averages summer temperatures among their 10 warmest in 2012.
  • Colorado and Wyoming logged their hottest summers on record in 2012, with temperatures more than four degrees about average.
  • Over 60% of the United States experienced moderate-to-exceptional drought conditions in 2012
  • 16 states in the West, Plains, and Upper Midwest had summer temperatures among their ten highest in 2012
  • More than 80 million people experienced 100° temperatures where they live in 2012. That was 10 million more people than 2011.
  • Trenton, New Jersey had its record warmest year for three straight years. Mt. Pocono, PA; Childress, TX; and Brownsville, TX each had its record warmest year for two straight years.
  • The top 10 hottest metropolitan areas in the U.S. averages highs of 95.1° in 2012.
  • The top 10 hottest metropolitan areas in the U.S. averaged 21 days with temperatures over 99° in 2012. Phoenix and Las Vegas experienced 80 days and 60 days, respectively, with temperatures over 99°.
  • June 21st makes the summer solstice which is the day that the sun is closest to the earth.
  • Exposure to full sunshine can increase heat index values by up to 15°F
  • Of the energy absorbed into a turf surface from solar radiation, 90% is released as heat, while only 10% is conducted into the ground.