The best temperature to set your air conditioner at can depend on several factors, including comfort preferences, energy ...

According to the report, you should set your thermostat to 78 degrees Fahrenheit when you’re home, 85 degrees when you’re at ...

How is the heat index calculated, and why is it more important than the air temperature during some heat waves?

With a stretch of VERY hot weather ahead for the rest of this month into August, it is a good idea to look at how we measure ...

A Heat Advisory is in effect from noon to 9 pm Thursday. Expect heat index values up to 107 with temperatures of 99 to 103.

Late Friday afternoon, the mercury at Philadelphia International Airport hit a scorching 98 degrees — beating the all-time record for the hottest temperature there on a July 25. The previous record of ...

Working out in the summer heat can be rough, but how do you know when it's so hot it may be unsafe? Here's why I always check ...

How low should you set your thermostat for as record-breaking heat sweeps over the country? Here's what experts and other ...

Sometimes the temperature outside feels warmer than it is, and there's a reason. Here's a breakdown of the heat index.