The peak average highs for many in the United States are hit in July or early August, but in some locations it's as early as June or as late as early fall.
These expansive areas of sinking air can push temperatures up to 30 degrees above average during the summer while increasing the threat of heat illnesses.
The chance of a tropical depression forming is low before the disturbance moves inland by this weekend, but it will still produce rainfall and rip current impacts on the northern Gulf Coast.
Watch as a rockslide in China narrowly misses a fuel truck on a winding mountain road in Zhaotong City on Tuesday afternoon. The truck was able to sneak through unharmed just before the deluge of large and heavy rocks covered the roadway. Luckily, there were no injuries, and crews were able to reopen the road the following day.
Wipha first made landfall in China as a typhoon on Sunday, but its devastating impact has continued for days, as the tropical storm hit parts of Thailand and Vietnam. Watch this video for the latest.