Summer temperatures can soar into the 90’s, add to that humidity and you’re well above 100 degrees. For truckers this sort of extreme heat can typically be an afterthought. It’s not the climate controlled driving but the second half of a trucker’s job, unloading the rig, that can be dangerous. Drivers can be prone to heat cramps, heat exhaustion, or even heat stroke if exposed to the heat for prolonged periods.Knowing the early warning signs can prevent accidents from occurring. CDC has published the following article on keeping cool in hot weather.